/**
 * Gemold - 模具制造管理系统
 * 版本: 4.0.0
 */

const { createApp, ref, computed, onMounted, reactive, watch, nextTick } = Vue;
const { createRouter, createWebHistory, useRoute, useRouter } = VueRouter;

const appState = reactive({
  user: null,
  token: null,
  loading: false,
  notifications: [],
  initialized: false
});

function formatFileSize(bytes) {
  if (!bytes || bytes === 0) return "0 B";
  const k = 1024;
  const sizes = ["B", "KB", "MB", "GB"];
  const i = Math.floor(Math.log(bytes) / Math.log(k));
  return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + " " + sizes[i];
}

function formatNumber(num) {
  if (num === null || num === undefined) return "N/A";
  if (num >= 1_000_000) return (num / 1_000_000).toFixed(2) + "M";
  if (num >= 1_000) return (num / 1_000).toFixed(2) + "K";
  return num.toFixed ? num.toFixed(2) : String(num);
}

function formatDateTime(dateString) {
  if (!dateString) return "N/A";
  try {
    const date = new Date(dateString);
    if (isNaN(date.getTime())) return dateString;
    const year = date.getFullYear();
    const month = String(date.getMonth() + 1).padStart(2, '0');
    const day = String(date.getDate()).padStart(2, '0');
    const hours = String(date.getHours()).padStart(2, '0');
    const minutes = String(date.getMinutes()).padStart(2, '0');
    const seconds = String(date.getSeconds()).padStart(2, '0');
    return `${year}/${month}/${day} ${hours}:${minutes}:${seconds}`;
  } catch {
    return dateString;
  }
}

function formatDate(dateString) {
  if (!dateString) return "N/A";
  try {
    return new Date(dateString).toLocaleDateString('zh-CN');
  } catch {
    return dateString;
  }
}

function formatCurrency(amount) {
  if (amount === null || amount === undefined) return "¥0.00";
  return "¥" + Number(amount).toFixed(2);
}

let notificationId = 0;
const notificationDedup = new Map();

function addNotification(message, type = 'info') {
  const dedupKey = `${type}:${message}`;
  const now = Date.now();
  const lastAt = notificationDedup.get(dedupKey) || 0;
  if (now - lastAt < 2500) return;
  notificationDedup.set(dedupKey, now);

  const id = ++notificationId;
  const notification = { id, message, type, timestamp: new Date(), visible: true };
  appState.notifications.push(notification);
  
  setTimeout(() => {
    const index = appState.notifications.findIndex(n => n.id === id);
    if (index > -1) {
      appState.notifications[index].visible = false;
      setTimeout(() => {
        const idx = appState.notifications.findIndex(n => n.id === id);
        if (idx > -1) appState.notifications.splice(idx, 1);
      }, 300);
    }
  }, 5000);
}

function handleApiError(error, context = '') {
  console.error(`API错误 [${context}]:`, error);
  const message = error.message || '请求失败，请稍后重试';
  addNotification(message, 'error');
  return message;
}

async function parseErrorMessage(response) {
  try {
    const contentType = response.headers.get('content-type') || '';
    if (contentType.includes('application/json')) {
      const body = await response.json().catch(() => null);
      if (body?.detail) {
        if (Array.isArray(body.detail)) {
          const lines = body.detail
            .map((e) => {
              const loc = Array.isArray(e?.loc) ? e.loc.join('.') : '';
              const msg = e?.msg ? String(e.msg) : '校验失败';
              return loc ? `${loc}: ${msg}` : msg;
            })
            .filter(Boolean);
          return lines.length ? lines.join('\n') : '请求校验失败';
        }
        if (typeof body.detail === 'object') return JSON.stringify(body.detail);
        return String(body.detail);
      }
      if (body?.message) return String(body.message);
      return '请求失败';
    }
    const text = await response.text().catch(() => '');
    const normalized = (text || '').trim();
    if (!normalized) return '请求失败';
    return normalized.length > 200 ? normalized.slice(0, 200) + '...' : normalized;
  } catch {
    return '请求失败';
  }
}

async function apiRequest(url, options = {}) {
  const headers = {
    'Content-Type': 'application/json',
    ...options.headers
  };
  
  if (appState.token) {
    headers['Authorization'] = `Bearer ${appState.token}`;
  }
  
  const response = await fetch(url, { ...options, headers });
  
  if (response.status === 401) {
    appState.user = null;
    appState.token = null;
    localStorage.removeItem('token');
    localStorage.removeItem('user');
    throw new Error('登录已过期，请重新登录');
  }
  
  if (!response.ok) {
    const message = await parseErrorMessage(response);
    throw new Error(message);
  }
  
  return response.json();
}

function saveAuth(token, user) {
  appState.token = token;
  appState.user = user;
  localStorage.setItem('token', token);
  localStorage.setItem('user', JSON.stringify(user));
}

function clearAuth() {
  appState.token = null;
  appState.user = null;
  localStorage.removeItem('token');
  localStorage.removeItem('user');
}

function initAuth() {
  const token = localStorage.getItem('token');
  const userStr = localStorage.getItem('user');
  
  if (token && userStr) {
    try {
      appState.token = token;
      appState.user = JSON.parse(userStr);
    } catch {
      clearAuth();
    }
  }
  appState.initialized = true;
}

const App = {
  setup() {
    const route = useRoute();
    const router = useRouter();

    const menuItems = computed(() => {
      const items = [
        { path: '/', label: '首页', icon: '⌂' },
        { path: '/inventory', label: '进销存', icon: '⊞' },
        { path: '/moldinsight', label: 'MoldInsight', icon: '◈' }
      ];
      
      if (appState.user?.is_superuser) {
        items.push({ path: '/users', label: '用户管理', icon: '👤' });
      }
      
      return items;
    });

    const isActive = (path) => {
      if (path === '/') return route.path === '/';
      return route.path.startsWith(path);
    };

    const handleLogout = async () => {
      try {
        await apiRequest('/api/auth/logout', { method: 'POST' });
      } catch {}
      clearAuth();
      addNotification('已退出登录', 'success');
      router.push('/login');
    };

    onMounted(() => {
      initAuth();
    });

    const getPriorityText = (priority) => {
      const priorityMap = {
        'critical': '紧急',
        'high': '高',
        'medium': '中',
        'low': '低'
      };
      return priorityMap[priority] || priority;
    };

    return { 
      route, 
      router, 
      appState,
      menuItems,
      isActive, 
      handleLogout,
      getPriorityText,
      dismissNotification: (id) => {
        const index = appState.notifications.findIndex(n => n.id === id);
        if (index > -1) {
          appState.notifications[index].visible = false;
          setTimeout(() => {
            const idx = appState.notifications.findIndex(n => n.id === id);
            if (idx > -1) appState.notifications.splice(idx, 1);
          }, 300);
        }
      }
    };
  },
  template: `
    <div class="app-container">
      <div class="notification-container" v-if="appState.notifications.length > 0">
        <TransitionGroup name="notification">
          <div 
            v-for="notification in appState.notifications" 
            :key="notification.id"
            :class="['notification', 'notification-' + notification.type]"
          >
            <div class="notification-icon">
              {{ notification.type === 'success' ? '✓' : notification.type === 'error' ? '✕' : notification.type === 'warning' ? '!' : 'i' }}
            </div>
            <div class="notification-content">
              <div class="notification-message">{{ notification.message }}</div>
            </div>
            <button class="notification-close" @click="dismissNotification(notification.id)">×</button>
          </div>
        </TransitionGroup>
      </div>

      <header class="app-header">
        <div class="header-content">
          <div class="logo" @click="router.push('/')">
            <div class="logo-icon">G</div>
            <div>
              <div class="logo-text">Gemold</div>
              <div class="logo-subtitle">模具制造管理系统</div>
            </div>
          </div>
          
          <nav class="nav-menu" v-if="appState.user">
            <router-link 
              v-for="item in menuItems" 
              :key="item.path"
              :to="item.path" 
              :class="['nav-item', { active: isActive(item.path) }]"
            >
              {{ item.label }}
            </router-link>
          </nav>
          
          <div class="user-section">
            <template v-if="appState.user">
              <div class="user-info">
                <div class="user-avatar">{{ (appState.user.full_name || appState.user.username).charAt(0).toUpperCase() }}</div>
                <span class="user-name">{{ appState.user.full_name || appState.user.username }}</span>
              </div>
              <button class="btn btn-secondary btn-sm" @click="handleLogout">退出</button>
            </template>
            <template v-else>
              <router-link to="/login" class="btn btn-primary btn-sm">登录</router-link>
            </template>
          </div>
        </div>
      </header>

      <main class="main-content">
        <router-view v-slot="{ Component }">
          <transition name="fade" mode="out-in">
            <component :is="Component" />
          </transition>
        </router-view>
      </main>
      
      <footer class="app-footer">
        <div class="footer-content">
          <a href="https://beian.miit.gov.cn/" target="_blank" class="beian-link">粤ICP备2025386132号-1</a>
        </div>
      </footer>
    </div>
  `,
};

const LoginView = {
  setup() {
    const router = useRouter();
    const state = reactive({
      username: '',
      password: '',
      loading: false,
      error: '',
      backendDbReady: true,
      backendMessage: ''
    });

    onMounted(() => {
      if (appState.user) {
        router.push('/');
        return;
      }
      fetch('/health')
        .then(r => r.ok ? r.json().catch(() => null) : null)
        .then(h => {
          if (h && h.database_connected === false) {
            state.backendDbReady = false;
            state.backendMessage = '检测到数据库状态异常。你仍可直接尝试登录；若失败请检查当前服务实例与数据库连接。';
          }
        })
        .catch(() => {
          state.backendDbReady = false;
          state.backendMessage = '健康检查请求失败。你仍可直接尝试登录；若失败请检查后端地址与网络。';
        });
    });

    const enterDemoMode = () => {
      saveAuth('demo', {
        id: 0,
        username: 'demo',
        full_name: '演示用户',
        is_superuser: false
      });
      addNotification('已进入演示模式', 'success');
      router.push('/inventory');
    };

    const handleSubmit = async () => {
      if (!state.username || !state.password) {
        state.error = '请填写用户名和密码';
        return;
      }

      state.loading = true;
      state.error = '';

      try {
        const res = await fetch('/api/auth/login/json', {
          method: 'POST',
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify({
            username: state.username,
            password: state.password
          })
        });
        
        if (!res.ok) {
          const message = await parseErrorMessage(res);
          throw new Error(message || '登录失败');
        }
        
        const data = await res.json();
        saveAuth(data.access_token, data.user);
        addNotification('登录成功', 'success');
        router.push('/');
      } catch (e) {
        state.error = e.message;
        addNotification(e.message, 'error');
      } finally {
        state.loading = false;
      }
    };

    return { state, handleSubmit, enterDemoMode };
  },
  template: `
    <div class="login-container">
      <div class="login-card">
        <div class="login-header">
          <div class="login-logo">G</div>
          <h1 class="login-title">欢迎回来</h1>
          <p class="login-subtitle">登录到 Gemold 系统</p>
        </div>

        <div v-if="!state.backendDbReady" class="inline-alert inline-alert-warning" style="margin-bottom: var(--space-5);">
          <div class="inline-alert-title">提示</div>
          <div class="inline-alert-message">{{ state.backendMessage }}</div>
        </div>
        
        <form @submit.prevent="handleSubmit" class="login-form">
          <div class="form-group">
            <label class="form-label">用户名</label>
            <input 
              v-model="state.username" 
              type="text" 
              class="form-input"
              placeholder="请输入用户名"
              autocomplete="username"
            />
          </div>
          
          <div class="form-group">
            <label class="form-label">密码</label>
            <input 
              v-model="state.password" 
              type="password" 
              class="form-input"
              placeholder="请输入密码"
              autocomplete="current-password"
            />
          </div>
          
          <div v-if="state.error" class="form-error">{{ state.error }}</div>
          
          <button type="submit" class="btn btn-primary btn-lg w-full" :disabled="state.loading">
            {{ state.loading ? '登录中...' : '登录' }}
          </button>
        </form>

        <button v-if="!state.backendDbReady" type="button" class="btn btn-secondary btn-lg w-full" style="margin-top: var(--space-3);" @click="enterDemoMode">
          进入演示模式
        </button>
        
        <div class="login-footer" style="margin-top: var(--space-6); text-align: center;">
          <p style="font-size: var(--text-sm); color: var(--text-tertiary);">如需开通账号，请联系管理员</p>
        </div>
      </div>
    </div>
  `
};

const HomeView = {
  setup() {
    const router = useRouter();
    const state = reactive({
      stats: null,
      loading: true,
      backendDbReady: true,
      aluminumPrice: null,
      aluminumHistory: [],
      aluminumLoading: true
    });

    const loadStats = async () => {
      try {
        const health = await apiRequest('/health').catch(() => null);
        state.backendDbReady = health?.database_connected !== false;
        const inventoryStats = state.backendDbReady
          ? await apiRequest('/api/dashboard').catch(() => null)
          : null;
        state.stats = { inventory: inventoryStats, health };
      } catch (e) {
        handleApiError(e, '加载统计数据');
      } finally {
        state.loading = false;
      }
    };

    const loadAluminumPrice = async () => {
      try {
        const [current, history] = await Promise.all([
          apiRequest('/api/aluminum-price/current').catch(() => null),
          apiRequest('/api/aluminum-price/history?days=30').catch(() => null)
        ]);
        state.aluminumPrice = current;
        state.aluminumHistory = history || [];
      } catch (e) {
        console.error('铝价数据加载失败:', e);
      } finally {
        state.aluminumLoading = false;
        nextTick(() => {
          renderAluminumChart();
        });
      }
    };

    let chartInstance = null;
    const renderAluminumChart = () => {
      const canvas = document.getElementById('aluminumChart');
      if (!canvas || !state.aluminumHistory.length) return;
      if (chartInstance) chartInstance.destroy();
      const ctx = canvas.getContext('2d');
      const labels = state.aluminumHistory.map(d => d.date.slice(5));
      const prices = state.aluminumHistory.map(d => d.close);
      const gradient = ctx.createLinearGradient(0, 0, 0, 280);
      gradient.addColorStop(0, 'rgba(59, 130, 246, 0.35)');
      gradient.addColorStop(1, 'rgba(59, 130, 246, 0.02)');
      chartInstance = new Chart(ctx, {
        type: 'line',
        data: {
          labels,
          datasets: [{
            label: '铝价 (元/吨)',
            data: prices,
            borderColor: '#3b82f6',
            backgroundColor: gradient,
            borderWidth: 2,
            fill: true,
            tension: 0.3,
            pointRadius: 0,
            pointHoverRadius: 5,
            pointHoverBackgroundColor: '#3b82f6',
          }]
        },
        options: {
          responsive: true,
          maintainAspectRatio: false,
          interaction: { mode: 'index', intersect: false },
          plugins: {
            legend: { display: false },
            tooltip: {
              backgroundColor: 'rgba(23, 23, 23, 0.9)',
              titleFont: { size: 12 },
              bodyFont: { size: 13 },
              padding: 10,
              cornerRadius: 8,
              displayColors: false,
              callbacks: {
                label: ctx => '¥' + ctx.parsed.y.toLocaleString() + ' 元/吨'
              }
            }
          },
          scales: {
            x: {
              grid: { display: false },
              ticks: { color: '#a3a3a3', font: { size: 10 }, maxTicksLimit: 8 }
            },
            y: {
              grid: { color: 'rgba(0,0,0,0.05)' },
              ticks: { color: '#a3a3a3', font: { size: 10 }, callback: v => v.toLocaleString() }
            }
          }
        }
      });
    };

    onMounted(() => {
      if (!appState.user) {
        router.push('/login');
        return;
      }
      loadStats();
      loadAluminumPrice();
    });

    return { state, formatNumber, formatCurrency, appState, loadAluminumPrice };
  },
  template: `
    <div class="page-container">
      <div class="page-header">
        <h1>欢迎回来，{{ appState.user?.full_name || appState.user?.username }}</h1>
        <p>系统概览</p>
      </div>
      
      <div v-if="state.loading" class="loading-state">
        <div class="spinner"></div>
        <p>正在加载数据...</p>
      </div>
      
      <div v-else class="dashboard-grid">
        <div class="stat-card" @click="$router.push('/inventory')">
          <div class="stat-icon">📦</div>
          <div class="stat-content">
            <div class="stat-value">{{ state.stats?.inventory?.product_count || 0 }}</div>
            <div class="stat-label">产品数量</div>
          </div>
        </div>
        
        <div class="stat-card" @click="$router.push('/inventory')">
          <div class="stat-icon">📊</div>
          <div class="stat-content">
            <div class="stat-value">{{ state.stats?.inventory?.total_stock || 0 }}</div>
            <div class="stat-label">库存总量</div>
          </div>
        </div>
        
        <div class="stat-card" @click="$router.push('/inventory')">
          <div class="stat-icon">💰</div>
          <div class="stat-content">
            <div class="stat-value">{{ formatCurrency(state.stats?.inventory?.total_value || 0) }}</div>
            <div class="stat-label">库存价值</div>
          </div>
        </div>
        
        <div class="stat-card" @click="$router.push('/moldinsight')">
          <div class="stat-icon">⚙️</div>
          <div class="stat-content">
            <div class="stat-value">{{ state.stats?.health?.total_tasks || 0 }}</div>
            <div class="stat-label">分析任务</div>
          </div>
        </div>
        
        <div class="stat-card" @click="$router.push('/inventory')">
          <div class="stat-icon">🏭</div>
          <div class="stat-content">
            <div class="stat-value">{{ state.stats?.inventory?.supplier_count || 0 }}</div>
            <div class="stat-label">供应商</div>
          </div>
        </div>
        
        <div class="stat-card" @click="$router.push('/inventory')">
          <div class="stat-icon">👥</div>
          <div class="stat-content">
            <div class="stat-value">{{ state.stats?.inventory?.customer_count || 0 }}</div>
            <div class="stat-label">客户</div>
          </div>
        </div>
      </div>

      <div class="aluminum-section">
        <div class="card aluminum-price-card">
          <div class="card-header">
            <div class="card-title">
              <span class="aluminum-icon">🪨</span>
              铝金属实时行情
            </div>
            <div class="aluminum-source">数据来源: SHFE模拟</div>
          </div>
          <div class="card-body">
            <div v-if="state.aluminumLoading" class="loading-state" style="padding: 20px;">
              <div class="loading-spinner"></div>
              <p>加载铝价数据...</p>
            </div>
            <div v-else-if="state.aluminumPrice" class="aluminum-content">
              <div class="aluminum-price-row">
                <div class="aluminum-current">
                  <div class="aluminum-price-value">¥{{ state.aluminumPrice.price?.toLocaleString() }}</div>
                  <div class="aluminum-price-unit">{{ state.aluminumPrice.unit }}</div>
                </div>
                <div class="aluminum-change" :class="state.aluminumPrice.change >= 0 ? 'price-up' : 'price-down'">
                  <span class="change-arrow">{{ state.aluminumPrice.change >= 0 ? '▲' : '▼' }}</span>
                  <span class="change-value">{{ Math.abs(state.aluminumPrice.change)?.toLocaleString() }}</span>
                  <span class="change-percent">({{ state.aluminumPrice.change_percent >= 0 ? '+' : '' }}{{ state.aluminumPrice.change_percent }}%)</span>
                </div>
              </div>
              <div class="aluminum-detail-row">
                <div class="aluminum-detail-item">
                  <span class="detail-label">开盘价</span>
                  <span class="detail-value">¥{{ state.aluminumPrice.open?.toLocaleString() }}</span>
                </div>
                <div class="aluminum-detail-item">
                  <span class="detail-label">最高价</span>
                  <span class="detail-value price-up-text">¥{{ state.aluminumPrice.high?.toLocaleString() }}</span>
                </div>
                <div class="aluminum-detail-item">
                  <span class="detail-label">最低价</span>
                  <span class="detail-value price-down-text">¥{{ state.aluminumPrice.low?.toLocaleString() }}</span>
                </div>
                <div class="aluminum-detail-item">
                  <span class="detail-label">昨收价</span>
                  <span class="detail-value">¥{{ state.aluminumPrice.prev_close?.toLocaleString() }}</span>
                </div>
              </div>
              <div class="aluminum-chart-wrapper">
                <div class="aluminum-chart-title">近30日价格走势</div>
                <div class="aluminum-chart-container">
                  <canvas id="aluminumChart"></canvas>
                </div>
              </div>
            </div>
            <div v-else class="empty-state" style="padding: 20px;">
              <p>铝价数据暂不可用</p>
            </div>
          </div>
        </div>
      </div>
      
      <div v-if="state.stats?.inventory?.low_stock_products?.length" class="section">
        <h2 class="section-title">低库存预警</h2>
        <div class="table-container">
          <table class="data-table">
            <thead>
              <tr>
                <th>SKU</th>
                <th>产品名称</th>
                <th>当前库存</th>
                <th>最低库存</th>
              </tr>
            </thead>
            <tbody>
              <tr v-for="item in state.stats.inventory.low_stock_products" :key="item.id">
                <td>{{ item.sku }}</td>
                <td>{{ item.name }}</td>
                <td class="text-warning">{{ item.quantity }}</td>
                <td>{{ item.min_stock }}</td>
              </tr>
            </tbody>
          </table>
        </div>
      </div>
      
      <div class="quick-actions">
        <h2 class="section-title">快速操作</h2>
        <div class="action-grid">
          <button class="action-card" @click="$router.push('/moldinsight')">
            <span class="action-icon">⚙️</span>
            <span class="action-label">模具分析</span>
          </button>
          <button class="action-card" @click="$router.push('/inventory')">
            <span class="action-icon">📦</span>
            <span class="action-label">库存管理</span>
          </button>
          <button class="action-card" @click="$router.push('/inventory')">
            <span class="action-icon">📥</span>
            <span class="action-label">采购入库</span>
          </button>
          <button class="action-card" @click="$router.push('/inventory')">
            <span class="action-icon">📤</span>
            <span class="action-label">销售出库</span>
          </button>
        </div>
      </div>
    </div>
  `
};

const UsersView = {
  setup() {
    const router = useRouter();
    const state = reactive({
      users: [],
      roles: [],
      loading: true,
      showUserModal: false,
      editingUser: null,
      userForm: {
        username: '',
        email: '',
        password: '',
        full_name: '',
        role_ids: []
      }
    });

    const loadUsers = async () => {
      try {
        state.users = await apiRequest('/api/auth/users');
      } catch (e) {
        handleApiError(e, '加载用户列表');
      } finally {
        state.loading = false;
      }
    };

    const loadRoles = async () => {
      try {
        state.roles = await apiRequest('/api/auth/roles');
      } catch (e) {
        handleApiError(e, '加载角色列表');
      }
    };

    const openUserModal = (user = null) => {
      state.editingUser = user;
      if (user) {
        state.userForm = {
          username: user.username,
          email: user.email,
          password: '',
          full_name: user.full_name || '',
          role_ids: user.roles.map(r => {
            const role = state.roles.find(role => role.code === r);
            return role ? role.id : null;
          }).filter(id => id !== null)
        };
      } else {
        state.userForm = {
          username: '',
          email: '',
          password: '',
          full_name: '',
          role_ids: []
        };
      }
      state.showUserModal = true;
    };

    const saveUser = async () => {
      if (!state.userForm.username || !state.userForm.email) {
        addNotification('请填写用户名和邮箱', 'error');
        return;
      }
      if (!state.editingUser && !state.userForm.password) {
        addNotification('请填写密码', 'error');
        return;
      }

      try {
        if (state.editingUser) {
          await apiRequest(`/api/auth/users/${state.editingUser.id}`, {
            method: 'PUT',
            body: JSON.stringify({
              email: state.userForm.email,
              full_name: state.userForm.full_name || null,
              role_ids: state.userForm.role_ids
            })
          });
          addNotification('用户更新成功', 'success');
        } else {
          await apiRequest('/api/auth/users', {
            method: 'POST',
            body: JSON.stringify(state.userForm)
          });
          addNotification('用户创建成功', 'success');
        }
        state.showUserModal = false;
        loadUsers();
      } catch (e) {
        handleApiError(e, '保存用户');
      }
    };

    const deleteUser = async (user) => {
      if (!confirm(`确定要删除用户 ${user.username} 吗？`)) return;
      
      try {
        await apiRequest(`/api/auth/users/${user.id}`, { method: 'DELETE' });
        addNotification('用户已删除', 'success');
        loadUsers();
      } catch (e) {
        handleApiError(e, '删除用户');
      }
    };

    const resetPassword = async (user) => {
      const newPassword = prompt(`请输入 ${user.username} 的新密码：`);
      if (!newPassword || newPassword.length < 6) {
        addNotification('密码长度至少6位', 'error');
        return;
      }
      
      try {
        await apiRequest(`/api/auth/users/${user.id}/reset-password`, {
          method: 'PUT',
          body: JSON.stringify(newPassword)
        });
        addNotification('密码已重置', 'success');
      } catch (e) {
        handleApiError(e, '重置密码');
      }
    };

    onMounted(async () => {
      if (!appState.user?.is_superuser) {
        router.push('/');
        return;
      }
      await loadRoles();
      loadUsers();
    });

    return { state, appState, openUserModal, saveUser, deleteUser, resetPassword, formatDateTime };
  },
  template: `
    <div class="page-container">
      <div class="page-header">
        <div>
          <h1>用户管理</h1>
          <p>管理系统用户和权限</p>
        </div>
        <button class="btn-primary" @click="openUserModal()">+ 添加用户</button>
      </div>
      
      <div v-if="state.loading" class="loading-state">
        <div class="spinner"></div>
        <span>加载中...</span>
      </div>
      
      <div v-else class="table-container">
        <table class="data-table">
          <thead>
            <tr>
              <th>用户名</th>
              <th>邮箱</th>
              <th>姓名</th>
              <th>状态</th>
              <th>角色</th>
              <th>注册时间</th>
              <th>操作</th>
            </tr>
          </thead>
          <tbody>
            <tr v-for="user in state.users" :key="user.id">
              <td>{{ user.username }}</td>
              <td>{{ user.email }}</td>
              <td>{{ user.full_name || '-' }}</td>
              <td>
                <span :class="['badge', user.is_active ? 'badge-success' : 'badge-error']">
                  {{ user.is_active ? '正常' : '禁用' }}
                </span>
              </td>
              <td>
                <span v-for="role in user.roles" :key="role" class="badge badge-info" style="margin-right: 4px;">
                  {{ role }}
                </span>
              </td>
              <td>{{ formatDateTime(user.created_at) }}</td>
              <td>
                <div class="action-buttons">
                  <button class="btn-sm btn-primary" @click="openUserModal(user)">编辑</button>
                  <button class="btn-sm btn-warning" @click="resetPassword(user)">重置密码</button>
                  <button v-if="user.id !== appState.user?.id" class="btn-sm btn-error" @click="deleteUser(user)">删除</button>
                </div>
              </td>
            </tr>
          </tbody>
        </table>
      </div>

      <div v-if="state.showUserModal" class="modal-overlay" @click.self="state.showUserModal = false">
        <div class="modal-content">
          <div class="modal-header">
            <h2>{{ state.editingUser ? '编辑用户' : '添加用户' }}</h2>
            <button class="modal-close" @click="state.showUserModal = false">×</button>
          </div>
          <div class="modal-body">
            <div class="form-group">
              <label>用户名</label>
              <input v-model="state.userForm.username" type="text" :disabled="!!state.editingUser" />
            </div>
            <div class="form-group">
              <label>邮箱</label>
              <input v-model="state.userForm.email" type="email" />
            </div>
            <div class="form-group" v-if="!state.editingUser">
              <label>密码</label>
              <input v-model="state.userForm.password" type="password" />
            </div>
            <div class="form-group">
              <label>姓名</label>
              <input v-model="state.userForm.full_name" type="text" />
            </div>
            <div class="form-group">
              <label>角色</label>
              <div class="checkbox-group">
                <label v-for="role in state.roles" :key="role.id" class="checkbox-label">
                  <input type="checkbox" :value="role.id" v-model="state.userForm.role_ids" />
                  {{ role.name }}
                </label>
              </div>
            </div>
          </div>
          <div class="modal-footer">
            <button class="btn-secondary" @click="state.showUserModal = false">取消</button>
            <button class="btn-primary" @click="saveUser">保存</button>
          </div>
        </div>
      </div>
    </div>
  `
};

const MoldInsightView = {
  setup() {
    const router = useRouter();
    const state = reactive({
      selectedFile: null,
      selectedMaterial: 'ABS',
      moldParams: {
        draftAngle: 2.0,
        shrinkageRate: 0.5,
        partingPrecision: 0.1,
        cavityMatch: 95
      },
      uploading: false,
      error: "",
      currentTask: null,
      polling: false,
      dragOver: false,
      progress: 0,
      history: null,
      expandedFiles: {}
    });

    const loadHistory = async () => {
      try {
        state.history = await apiRequest('/api/history');
      } catch (e) {
        console.error('加载历史记录失败:', e);
      }
    };

    const toggleFileHistory = async (filename) => {
      if (state.expandedFiles[filename]) {
        state.expandedFiles[filename] = null;
      } else {
        try {
          const records = await apiRequest(`/api/history/${encodeURIComponent(filename)}`);
          state.expandedFiles[filename] = records;
        } catch (e) {
          handleApiError(e, '加载文件历史');
        }
      }
    };

    const viewResult = (record) => {
      router.push(`/moldinsight/result/${record.task_id}`);
    };

    const handleFileChange = (event) => {
      const file = event.target.files[0];
      if (!file) return;
      validateAndSelectFile(file);
    };

    const validateAndSelectFile = (file) => {
      if (!file.name.toLowerCase().endsWith(".stp") && !file.name.toLowerCase().endsWith(".step")) {
        state.error = "请选择 STP 或 STEP 格式文件";
        state.selectedFile = null;
        return;
      }
      if (file.size > 100 * 1024 * 1024) {
        state.error = "文件大小不能超过 100MB";
        state.selectedFile = null;
        return;
      }
      state.error = "";
      state.selectedFile = file;
      addNotification(`已选择文件: ${file.name}`, 'success');
    };

    const handleDrop = (event) => {
      event.preventDefault();
      state.dragOver = false;
      const files = event.dataTransfer.files;
      if (files.length > 0) validateAndSelectFile(files[0]);
    };

    const uploadFile = async () => {
      if (!state.selectedFile) return;

      if (!appState.token) {
        state.error = '请先登录后再上传文件';
        addNotification('请先登录', 'warning');
        router.push('/login');
        return;
      }

      if (appState.token === 'demo') {
        state.error = '演示模式不支持文件上传，请使用完整账户登录';
        addNotification('演示模式不支持上传', 'warning');
        return;
      }

      state.uploading = true;
      state.error = "";
      state.progress = 0;

      const formData = new FormData();
      formData.append("file", state.selectedFile);
      formData.append("material", state.selectedMaterial);
      formData.append("draft_angle", String(state.moldParams.draftAngle));
      formData.append("shrinkage_rate", String(state.moldParams.shrinkageRate));
      formData.append("parting_precision", String(state.moldParams.partingPrecision));
      formData.append("cavity_match", String(state.moldParams.cavityMatch));

      try {
        const res = await fetch("/api/upload", {
          method: "POST",
          headers: { 'Authorization': `Bearer ${appState.token}` },
          body: formData
        });
        if (res.status === 401) {
          clearAuth();
          state.error = '登录已过期，请重新登录';
          addNotification('登录已过期，请重新登录', 'warning');
          router.push('/login');
          return;
        }
        if (!res.ok) throw new Error(`上传失败: ${res.status}`);
        const data = await res.json();
        state.currentTask = { task_id: data.task_id, status: "processing", filename: data.file_info?.filename };
        addNotification('文件上传成功，开始分析...', 'success');
        startPolling(data.task_id);
      } catch (e) {
        state.error = handleApiError(e, '文件上传');
      } finally {
        state.uploading = false;
      }
    };

    const startPolling = async (taskId) => {
        console.log('[Polling] 开始轮询任务:', taskId);
      state.polling = true;
      state.progress = 10;
      let pollCount = 0;
      
      const poll = async () => {
        try {
          pollCount++;
          state.progress = Math.min(90, 10 + pollCount * 0.5);
          
          const task = await apiRequest(`/api/status/${taskId}`, { method: 'POST' });
          state.currentTask = task;
          state.task = task;

          if (task.status === "completed") {
            state.polling = false;
            state.progress = 100;
            addNotification('分析完成', 'success');
            loadHistory();
            router.push(`/moldinsight/result/${taskId}`);
            return;
          }

          if (task.status === "failed") {
            state.polling = false;
            state.error = task.error || "分析失败";
            addNotification('分析失败', 'error');
            return;
          }

          if (pollCount < 300) setTimeout(poll, 2000);
        } catch (e) {
          state.polling = false;
          state.error = handleApiError(e, '轮询状态');
        }
      };

      poll();
    };

    onMounted(() => {
      if (!appState.user) {
        router.push('/login');
        return;
      }
      loadHistory();
    });

    const moldParamFields = [
      {
        key: 'draftAngle',
        label: '拔模角',
        unit: '°',
        min: 1,
        max: 10,
        step: 0.5,
        defaultValue: 2.0,
        hint: '常规注塑件建议从 1.5° 到 3° 起步'
      },
      {
        key: 'shrinkageRate',
        label: '收缩率',
        unit: '%',
        min: 0.5,
        max: 3.0,
        step: 0.1,
        defaultValue: 0.5,
        hint: '按材料牌号校核，默认值用于首轮方案评估'
      },
      {
        key: 'partingPrecision',
        label: '分型精度',
        unit: 'mm',
        min: 0.01,
        max: 1.0,
        step: 0.01,
        defaultValue: 0.1,
        hint: '用于控制分型面拟合与边界容差'
      },
      {
        key: 'cavityMatch',
        label: '型腔匹配度',
        unit: '%',
        min: 80,
        max: 100,
        step: 1,
        defaultValue: 95,
        hint: '数值越高越偏向紧配合与严格封合'
      }
    ];

    return { 
      state, 
      handleFileChange, 
      handleDrop, 
      uploadFile, 
      formatFileSize, 
      formatDateTime,
      formatNumber,
      moldParamFields,
      toggleFileHistory,
      viewResult
    };
  },
  template: `
    <div class="page-container">
      <div class="page-header">
        <h1>注塑模 STP 分析</h1>
        <p>上传 STEP/STP 产品件，完成自动分模、工程建议与导出</p>
      </div>

      <div class="moldinsight-intro-grid">
        <div class="intro-card">
          <div class="intro-card-title">输入</div>
          <div class="intro-card-text">STEP/STP 产品件，面向注塑模主流程</div>
        </div>
        <div class="intro-card">
          <div class="intro-card-title">输出</div>
          <div class="intro-card-text">分模方案、DFM 风险、注塑模系统摘要与 CAD 导出</div>
        </div>
        <div class="intro-card">
          <div class="intro-card-title">目标</div>
          <div class="intro-card-text">先确认推荐方案，再进入导出与 CAM 准备</div>
        </div>
      </div>

      <div class="upload-layout">
        <div class="upload-main-card">
          <h2 class="section-title">1. 上传产品件</h2>
          <div 
            :class="['upload-zone', { 'drag-over': state.dragOver }]"
            @dragover.prevent="state.dragOver = true"
            @dragleave.prevent="state.dragOver = false"
            @drop="handleDrop"
            @click="$refs.fileInput.click()"
          >
            <input 
              ref="fileInput" 
              type="file" 
              accept=".stp,.step" 
              @change="handleFileChange" 
              hidden 
            />
            <div class="upload-icon">📁</div>
            <div class="upload-text">
              <span class="upload-title">点击选择或拖拽 STP/STEP 文件</span>
              <span class="upload-hint">支持注塑模产品件分析，最大 100MB</span>
            </div>
          </div>

          <div v-if="state.selectedFile" class="file-info">
            <span class="file-name">{{ state.selectedFile.name }}</span>
            <span class="file-size">{{ formatFileSize(state.selectedFile.size) }}</span>
            <button class="btn-clear" @click="state.selectedFile = null" title="清除文件">×</button>
          </div>

          <div v-if="state.error" class="error-message">{{ state.error }}</div>

          <div v-if="state.polling" class="progress-bar">
            <div class="progress-fill" :style="{ width: state.progress + '%' }"></div>
          </div>
        </div>

        <div class="upload-side-card">
          <h2 class="section-title">2. 注塑模参数</h2>
          <div class="material-panel compact-panel">
            <div class="form-group">
              <label class="form-label">产品材料</label>
              <select v-model="state.selectedMaterial" class="form-select">
                <option value="ABS">ABS (1.05 g/cm³)</option>
                <option value="PP">PP (0.90 g/cm³)</option>
                <option value="PE">PE (0.95 g/cm³)</option>
                <option value="PC">PC (1.20 g/cm³)</option>
                <option value="PA">PA (1.14 g/cm³)</option>
                <option value="POM">POM (1.41 g/cm³)</option>
                <option value="PMMA">PMMA (1.18 g/cm³)</option>
                <option value="PBT">PBT (1.31 g/cm³)</option>
              </select>
            </div>

            <details class="advanced-params">
              <summary>高级工艺参数</summary>
              <div class="advanced-params-body">
                <div class="inline-note">默认值适用于多数注塑件；仅在已知工艺约束时再调整。</div>
                <div class="advanced-param-grid">
                  <div class="param-input-card" v-for="field in moldParamFields" :key="field.key">
                    <label class="form-label">{{ field.label }}</label>
                    <div class="param-input-row">
                      <input
                        type="number"
                        class="form-input param-number-input"
                        v-model.number="state.moldParams[field.key]"
                        :min="field.min"
                        :max="field.max"
                        :step="field.step"
                      >
                      <span class="param-unit">{{ field.unit }}</span>
                    </div>
                    <div class="param-meta-row">
                      <span class="range-value">默认 {{ field.defaultValue }}{{ field.unit }}</span>
                      <span class="range-value">范围 {{ field.min }} - {{ field.max }}{{ field.unit }}</span>
                    </div>
                    <div class="param-hint">{{ field.hint }}</div>
                  </div>
                </div>
              </div>
            </details>
          </div>

          <button 
            v-if="state.selectedFile" 
            class="btn-primary upload-submit-btn" 
            @click="uploadFile" 
            :disabled="state.uploading || state.polling"
          >
            {{ state.uploading ? '上传中...' : state.polling ? '分析中...' : '3. 开始注塑模分析' }}
          </button>
          <div v-else class="inline-note">先选择 STP 文件，再填写材料并开始分析。</div>
        </div>
      </div>
      
      <details v-if="state.history?.files?.length" class="history-collapsible section">
        <summary class="history-summary">分析历史（{{ state.history.files.length }} 个文件）</summary>
        <div class="table-container">
          <table class="data-table">
            <thead>
              <tr>
                <th>文件名</th>
                <th>上传次数</th>
                <th>文件大小</th>
                <th>最新状态</th>
                <th>最新分析时间</th>
                <th>操作</th>
              </tr>
            </thead>
            <tbody>
              <template v-for="file in state.history.files" :key="file.filename">
                <tr>
                  <td>{{ file.filename }}</td>
                  <td>
                    <span class="badge badge-info">{{ file.upload_count }} 次</span>
                  </td>
                  <td>{{ formatFileSize(file.file_size) }}</td>
                  <td>
                    <span :class="['badge', file.latest_status === 'completed' ? 'badge-success' : file.latest_status === 'failed' ? 'badge-error' : 'badge-warning']">
                      {{ file.latest_status }}
                    </span>
                  </td>
                  <td>{{ formatDateTime(file.latest_upload_time) }}</td>
                  <td>
                    <div class="action-buttons">
                      <button v-if="file.latest_status === 'completed'" class="btn-sm btn-primary" @click="viewResult({task_id: file.latest_task_id})">
                        查看最新
                      </button>
                      <button class="btn-sm btn-icon" @click="toggleFileHistory(file.filename)" :title="state.expandedFiles[file.filename] ? '收起' : '展开历史记录'">
                        <span class="dropdown-icon" :class="{ 'expanded': state.expandedFiles[file.filename] }">▼</span>
                      </button>
                    </div>
                  </td>
                </tr>
                <tr v-if="state.expandedFiles[file.filename]" class="history-detail-row">
                  <td colspan="6">
                    <div class="history-dropdown">
                      <table class="data-table inner-table">
                        <thead>
                          <tr>
                            <th>上传时间</th>
                            <th>文件大小</th>
                            <th>状态</th>
                            <th>体积 (mm³)</th>
                            <th>表面积 (mm²)</th>
                            <th>重量 (g)</th>
                            <th>操作</th>
                          </tr>
                        </thead>
                        <tbody>
                          <tr v-for="record in state.expandedFiles[file.filename]" :key="record.id">
                            <td>{{ formatDateTime(record.upload_time) }}</td>
                            <td>{{ formatFileSize(record.file_size) }}</td>
                            <td>
                              <span :class="['badge', record.status === 'completed' ? 'badge-success' : record.status === 'failed' ? 'badge-error' : 'badge-warning']">
                                {{ record.status }}
                              </span>
                            </td>
                            <td>{{ record.volume ? formatNumber(record.volume) : '-' }}</td>
                            <td>{{ record.surface_area ? formatNumber(record.surface_area) : '-' }}</td>
                            <td>{{ record.product_weight ? record.product_weight.toFixed(2) : '-' }}</td>
                            <td>
                              <button v-if="record.has_analysis" class="btn-sm btn-primary" @click="viewResult(record)">
                                查看详情
                              </button>
                            </td>
                          </tr>
                        </tbody>
                      </table>
                    </div>
                  </td>
                </tr>
              </template>
            </tbody>
          </table>
        </div>
      </details>
    </div>
  `
};

const ResultView = {
  setup() {
    const route = useRoute();
    const router = useRouter();
    const state = reactive({
      task: null,
      loading: true,
      error: '',
      selectedSchemeId: null,
      previewStatus: 'idle',
      camLoading: false,
      camError: '',
      camPlan: null,
      camForm: {
        mold_steel: 'P20',
        surface_quality: 'standard',
        controller: 'fanuc',
        include_gcode: false
      }
    });

    const camSteelOptions = [
      { value: 'P20', label: 'P20' },
      { value: '718H', label: '718H' },
      { value: 'NAK80', label: 'NAK80' },
      { value: 'S136', label: 'S136' },
      { value: 'H13', label: 'H13' }
    ];
    const camSurfaceOptions = [
      { value: 'standard', label: '标准' },
      { value: 'fine', label: '精细' },
      { value: 'mirror', label: '镜面' }
    ];
    const camControllerOptions = [
      { value: 'fanuc', label: 'Fanuc' },
      { value: 'siemens', label: 'Siemens' }
    ];

    const loadTask = async () => {
      console.log('[ResultView] loadTask 开始, taskId:', route.params.taskId);
      try {
        state.task = await apiRequest(`/api/status/${route.params.taskId}`, { method: 'POST' });
        console.log('任务数据:', state.task);
        console.log('key_info:', state.task.key_info);
        console.log('cavity_data:', state.task.cavity_data);
        console.log('analysis_result:', state.task.analysis_result);
        console.log('geometry_data:', state.task.geometry_data);
        if (state.task?.best_scheme_id) {
          state.selectedSchemeId = state.task.best_scheme_id;
        } else if (state.task?.candidate_schemes?.length) {
          state.selectedSchemeId = state.task.candidate_schemes[0].scheme_id;
        }
        const prefs = state.task?.cam_preferences || {};
        state.camForm.mold_steel = prefs.mold_steel || 'P20';
        state.camForm.surface_quality = prefs.surface_quality || 'standard';
        state.camForm.controller = prefs.controller || 'fanuc';
        state.camForm.include_gcode = Boolean(prefs.include_gcode || false);
        state.previewStatus = 'loading';
      } catch (e) {
        state.error = handleApiError(e, '加载任务详情');
      } finally {
        state.loading = false;
      }
    };

    onMounted(() => {
      if (!appState.user) {
        router.push('/login');
        return;
      }
      loadTask();
    });

    const getPriorityText = (priority) => {
      const priorityMap = {
        'critical': '紧急',
        'high': '高',
        'medium': '中',
        'low': '低'
      };
      return priorityMap[priority] || priority;
    };

    const candidateSchemes = computed(() => state.task?.candidate_schemes || []);
    const hasSingleScheme = computed(() => candidateSchemes.value.length === 1);
    const selectedScheme = computed(() => {
      if (!candidateSchemes.value.length) return null;
      return candidateSchemes.value.find(s => s.scheme_id === state.selectedSchemeId) || candidateSchemes.value[0];
    });
    const selectedCavityData = computed(() => selectedScheme.value?.cavity_data || state.task?.cavity_data || null);
    const selectedKeyInfo = computed(() => selectedScheme.value?.key_info || state.task?.key_info || null);
    const selectedHtmlFile = computed(() => selectedScheme.value?.html_file || state.task?.html_file || '');
    const selectedDfmViolations = computed(() => selectedScheme.value?.dfm_violations || []);
    const selectedInjectionSystem = computed(() => selectedCavityData.value?.injection_system || state.task?.plan_result?.injection_system || null);
    const selectedSideActions = computed(() => {
      return selectedScheme.value?.side_actions
        || selectedCavityData.value?.side_actions
        || state.task?.side_actions
        || null;
    });
    const sideActionSummary = computed(() => selectedSideActions.value?.summary || {});
    const sliderMechanisms = computed(() => selectedSideActions.value?.slider_mechanisms || []);
    const lifterMechanisms = computed(() => selectedSideActions.value?.lifter_mechanisms || []);
    const sideActionRecommendations = computed(() => selectedSideActions.value?.recommendations || []);
    const stageTimingEntries = computed(() => {
      const timings = state.task?.stage_timings || {};
      return Object.entries(timings)
        .filter(([, value]) => typeof value === 'number')
        .sort((a, b) => b[1] - a[1]);
    });
    const sortedRecommendations = computed(() => {
      const priorityOrder = { critical: 0, high: 1, medium: 2, low: 3 };
      return [...(state.task?.analysis_result?.design_recommendations || [])].sort((a, b) => {
        return (priorityOrder[a.priority] ?? 99) - (priorityOrder[b.priority] ?? 99);
      });
    });
    const primaryRecommendation = computed(() => sortedRecommendations.value[0] || null);
    const selectedDfmCount = computed(() => selectedDfmViolations.value?.length || 0);
    const selectedCavityCount = computed(() => {
      const cavityValue = selectedCavityData.value?.mold_cavities?.cavity_count;
      if (typeof cavityValue === 'number') return cavityValue;
      const cavityObj = selectedCavityData.value?.mold_cavities || selectedKeyInfo.value?.mold_cavities || {};
      return cavityObj.cavity_count || Object.keys(cavityObj).filter(key => key.startsWith('cavity_')).length || 1;
    });
    const selectedRiskLabel = computed(() => {
      if (!selectedDfmCount.value) return '低风险';
      if (selectedDfmCount.value >= 4) return '高风险';
      if (selectedDfmCount.value >= 2) return '中风险';
      return '低风险';
    });
    const resultAnchorLinks = [
      { id: 'candidate-schemes', label: '方案' },
      { id: 'engineering-summary', label: '工程摘要' },
      { id: 'side-actions', label: '抽芯建议' },
      { id: 'dfm-check', label: 'DFM' },
      { id: 'preview-3d', label: '预览' },
      { id: 'export-cam', label: '导出/CAM' },
      { id: 'analysis-details', label: '分析详情' },
      { id: 'diagnostic-info', label: '诊断' }
    ];

    const selectScheme = (schemeId) => {
      state.selectedSchemeId = schemeId;
      state.previewStatus = 'loading';
      state.camPlan = null;
      state.camError = '';
    };
    
    const onPreviewLoad = () => {
      state.previewStatus = 'loaded';
    };
    
    const onPreviewError = () => {
      state.previewStatus = 'error';
    };

    const formatSchemeDirection = (scheme) => {
      if (!scheme) return 'N/A';
      if (scheme.parting?.axis) return `${scheme.parting.axis} 轴`;
      const dir = scheme.parting?.direction;
      if (!Array.isArray(dir)) return 'N/A';
      return `[${dir.map(v => Number(v).toFixed(2)).join(', ')}]`;
    };

    const analysisFeatures = computed(() => state.task?.analysis_result?.detected_features || []);
    const getFeatureByTypes = (...types) => analysisFeatures.value.find(f => types.includes(f.feature_type));
    const countFeaturesByTypes = (...types) => analysisFeatures.value.filter(f => types.includes(f.feature_type)).length;
    const getWallThicknessSummary = () => {
      const feature = getFeatureByTypes('thin_wall', 'thick_wall', 'wall_non_uniform');
      if (!feature) return '待分析';
      const params = feature.parameters || {};
      if (params.min_thickness != null && params.max_thickness != null) {
        return `${Number(params.min_thickness).toFixed(2)} - ${Number(params.max_thickness).toFixed(2)} mm`;
      }
      if (params.average_thickness != null) {
        return `平均 ${Number(params.average_thickness).toFixed(2)} mm`;
      }
      return feature.recommendations?.[0] || '已完成分析';
    };
    const getUndercutCount = () => {
      const fromScheme = selectedScheme.value?.undercut_regions?.length || selectedCavityData.value?.undercut_regions?.length || 0;
      return fromScheme || countFeaturesByTypes('undercut');
    };
    const formatStageName = (name) => {
      const stageNameMap = {
        parse_stp: 'STP解析',
        generate_mesh: '网格生成',
        generate_cavity: '分模与型腔生成',
        build_plan_result: '方案结果组装',
        persist_artifacts: '结果持久化',
        analyze_design: '几何分析',
        verify_geometry: '几何验证',
        generate_llm_report: 'LLM报告生成'
      };
      return stageNameMap[name] || name;
    };
    const formatTiming = (value) => `${Number(value || 0).toFixed(3)} s`;
    const formatVector = (vector) => {
      if (!Array.isArray(vector)) return 'N/A';
      return `[${vector.map(v => Number(v).toFixed(2)).join(', ')}]`;
    };
    const formatMechanismSize = (size) => {
      if (!size || typeof size !== 'object') return 'N/A';
      const keys = Object.keys(size);
      return keys.map(key => `${key}:${Number(size[key]).toFixed(1)} mm`).join(' / ');
    };

    const exportCAD = async (format) => {
      try {
        const taskId = route.params.taskId;
        const result = await apiRequest('/api/export-mold', {
          method: 'POST',
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify({
            task_id: taskId,
            scheme_id: selectedScheme.value?.scheme_id || state.selectedSchemeId,
            formats: [format],
            components: ['cavity', 'core', 'parting_surface']
          })
        });

        if (result.status === 'success' && result.data.files) {
          for (const file of result.data.files) {
            const downloadUrl = `/api/export-download/${file.filepath.replace(/\\/g, '/').split('/').slice(-2).join('/')}`;
            await downloadWithAuth(downloadUrl, file.filename);
          }
          addNotification(`已导出 ${result.data.files.length} 个 ${format.toUpperCase()} 文件`, 'success');
        } else if (result.data.errors && result.data.errors.length > 0) {
          addNotification(`导出失败: ${result.data.errors[0]}`, 'error');
        }
      } catch (e) {
        addNotification(`导出失败: ${e.message}`, 'error');
      }
    };

    async function downloadWithAuth(url, filename) {
      const headers = {};
      if (appState.token) {
        headers['Authorization'] = `Bearer ${appState.token}`;
      }
      const response = await fetch(url, { headers });
      if (!response.ok) {
        throw new Error(`下载失败 (${response.status}): 无法下载，需要授权`);
      }
      const blob = await response.blob();
      const blobUrl = URL.createObjectURL(blob);
      const link = document.createElement('a');
      link.href = blobUrl;
      link.download = filename;
      document.body.appendChild(link);
      link.click();
      document.body.removeChild(link);
      URL.revokeObjectURL(blobUrl);
    }

    const generateCamPlan = async () => {
      try {
        state.camLoading = true;
        state.camError = '';
        const taskId = route.params.taskId;
        const payload = {
          task_id: taskId,
          scheme_id: selectedScheme.value?.scheme_id,
          mold_steel: state.camForm.mold_steel,
          surface_quality: state.camForm.surface_quality,
          controller: state.camForm.controller,
          include_gcode: state.camForm.include_gcode
        };
        const result = await apiRequest('/api/cam/plan', {
          method: 'POST',
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify(payload)
        });
        state.camPlan = result?.data || null;
        if (result?.cam_preferences) {
          state.camForm.mold_steel = result.cam_preferences.mold_steel || state.camForm.mold_steel;
          state.camForm.surface_quality = result.cam_preferences.surface_quality || state.camForm.surface_quality;
          state.camForm.controller = result.cam_preferences.controller || state.camForm.controller;
          state.camForm.include_gcode = Boolean(result.cam_preferences.include_gcode);
        }
        addNotification('CAM 计划生成完成', 'success');
      } catch (e) {
        state.camPlan = null;
        state.camError = e.message || 'CAM 计划生成失败';
        addNotification(`CAM 计划生成失败: ${state.camError}`, 'error');
      } finally {
        state.camLoading = false;
      }
    };
    
    return {
      state,
      candidateSchemes,
      hasSingleScheme,
      selectedScheme,
      selectedCavityData,
      selectedKeyInfo,
      selectedHtmlFile,
      selectedDfmViolations,
      selectedInjectionSystem,
      selectedSideActions,
      sideActionSummary,
      sliderMechanisms,
      lifterMechanisms,
      sideActionRecommendations,
      stageTimingEntries,
      getWallThicknessSummary,
      countFeaturesByTypes,
      getUndercutCount,
      formatStageName,
      formatTiming,
      formatVector,
      formatMechanismSize,
      primaryRecommendation,
      sortedRecommendations,
      selectedDfmCount,
      selectedCavityCount,
      selectedRiskLabel,
      resultAnchorLinks,
      formatFileSize,
      formatDateTime,
      formatNumber,
      getPriorityText,
      exportCAD,
      generateCamPlan,
      camSteelOptions,
      camSurfaceOptions,
      camControllerOptions,
      selectScheme,
      onPreviewLoad,
      onPreviewError,
      formatSchemeDirection
    };
  },
  template: `
    <div class="page-container">
      <div class="page-header">
        <button class="btn-back" @click="$router.back()">← 返回</button>
        <h1>分析结果</h1>
      </div>
      <div v-if="state.loading" class="loading-state">
        <div class="spinner"></div>
        <span>加载中...</span>
      </div>
      
      <div v-else-if="state.error" class="error-state">
        <p>{{ state.error }}</p>
      </div>
      
      <div v-else-if="state.task" class="result-container">
        <div class="result-header">
          <h2>{{ state.task.filename }}</h2>
          <span :class="['badge', state.task.status === 'completed' ? 'badge-success' : 'badge-error']">
            {{ state.task.status }}
          </span>
        </div>

        <div class="result-anchor-nav">
          <a
            v-for="anchor in resultAnchorLinks"
            :key="anchor.id"
            class="anchor-pill"
            :href="'#' + anchor.id"
          >
            {{ anchor.label }}
          </a>
        </div>

        <div class="result-grid result-priority-grid">
          <div class="result-card result-card-highlight">
            <div class="summary-header">
              <h3>推荐方案</h3>
              <span class="badge badge-info">{{ selectedScheme?.title || selectedScheme?.scheme_id || '方案待定' }}</span>
            </div>
            <div class="info-list">
              <div class="info-item">
                <span class="info-label">分型方向</span>
                <span class="info-value">{{ formatSchemeDirection(selectedScheme) }}</span>
              </div>
              <div class="info-item">
                <span class="info-label">分型面位置</span>
                <span class="info-value">{{ selectedScheme?.offset_label || '中面' }}</span>
              </div>
              <div class="info-item">
                <span class="info-label">方案总分</span>
                <span class="info-value">{{ formatNumber(selectedScheme?.score || 0) }}</span>
              </div>
              <div class="info-item">
                <span class="info-label">方案可信度</span>
                <span class="info-value">{{ formatNumber(selectedScheme?.confidence_score || 0) }}</span>
              </div>
              <div class="info-item">
                <span class="info-label">主要理由</span>
                <span class="info-value">{{ selectedScheme?.summary || primaryRecommendation?.description || '基于当前几何与制造约束自动推荐' }}</span>
              </div>
              <div class="info-item">
                <span class="info-label">高优先级建议</span>
                <span class="info-value">{{ primaryRecommendation?.description || '未发现高优先级工艺建议' }}</span>
              </div>
            </div>
          </div>

          <div class="result-card result-card-highlight">
            <div class="summary-header">
              <h3>关键操作</h3>
              <span :class="['badge', selectedRiskLabel === '高风险' ? 'badge-error' : selectedRiskLabel === '中风险' ? 'badge-warning' : 'badge-success']">
                {{ selectedRiskLabel }}
              </span>
            </div>
            <div class="info-list">
              <div class="info-item">
                <span class="info-label">DFM 风险数</span>
                <span class="info-value">{{ selectedDfmCount }} 项</span>
              </div>
              <div class="info-item">
                <span class="info-label">推荐型腔数</span>
                <span class="info-value">{{ selectedCavityCount }} 腔</span>
              </div>
              <div class="info-item">
                <span class="info-label">预计成型周期</span>
                <span class="info-value">{{ selectedInjectionSystem?.overall_assessment?.estimated_cycle_time || 'N/A' }} s</span>
              </div>
              <div class="info-item">
                <span class="info-label">下一步</span>
                <span class="info-value">{{ selectedDfmCount ? '先处理 DFM 风险，再确认导出或 CAM' : '可进入 3D 复核、导出与 CAM 准备' }}</span>
              </div>
            </div>
            <div v-if="state.task.status === 'completed'" class="export-buttons export-buttons-block">
              <button class="btn-sm btn-primary" @click="exportCAD('step')" title="导出STEP格式（UG/FreeCAD/SolidWorks通用）">
                导出 STEP
              </button>
              <button class="btn-sm btn-secondary" @click="exportCAD('iges')" title="导出IGES格式（兼容旧系统）">
                导出 IGES
              </button>
              <button class="btn-sm btn-secondary" @click="exportCAD('stl')" title="导出STL网格格式（3D打印预览）">
                导出 STL
              </button>
              <button class="btn-sm btn-secondary" @click="exportCAD('brep')" title="导出BRep格式（FreeCAD原生）">
                导出 BRep
              </button>
              <button class="btn-sm btn-primary" :disabled="state.camLoading" @click="generateCamPlan()" title="基于当前选中方案生成CAM工艺计划">
                {{ state.camLoading ? '生成中...' : '生成 CAM 计划' }}
              </button>
            </div>
          </div>
        </div>

        <div class="result-grid compact-metrics-grid">
          <div class="result-card">
            <h3>任务信息</h3>
            <div class="info-list">
              <div class="info-item">
                <span class="info-label">文件大小</span>
                <span class="info-value">{{ formatFileSize(state.task.file_size) }}</span>
              </div>
              <div class="info-item">
                <span class="info-label">分析时间</span>
                <span class="info-value">{{ formatDateTime(state.task.completed_at) }}</span>
              </div>
              <div class="info-item">
                <span class="info-label">状态</span>
                <span class="info-value">{{ state.task.status }}</span>
              </div>
            </div>
          </div>
          
          <div class="result-card">
            <h3>几何概览</h3>
            <div class="info-list">
              <div class="info-item" v-if="state.task.mesh_summary">
                <span class="info-label">顶点数</span>
                <span class="info-value">{{ formatNumber(state.task.mesh_summary.vertex_count) }}</span>
              </div>
              <div class="info-item" v-if="state.task.mesh_summary">
                <span class="info-label">面数</span>
                <span class="info-value">{{ formatNumber(state.task.mesh_summary.face_count) }}</span>
              </div>
              <div class="info-item" v-if="state.task.mesh_summary || state.task.geometry_data">
                <span class="info-label">边数</span>
                <span class="info-value">{{ formatNumber(state.task.geometry_data?.topology?.edge_count || state.task.geometry_data?.topology?.edges || state.task.mesh_summary?.edge_count || 'N/A') }}</span>
              </div>
              <div class="info-item" v-if="state.task.geometry_data">
                <span class="info-label">体积</span>
                <span class="info-value">{{ formatNumber(state.task.geometry_data.volume) }} mm³</span>
              </div>
              <div class="info-item" v-if="state.task.geometry_data">
                <span class="info-label">表面积</span>
                <span class="info-value">{{ formatNumber(state.task.geometry_data.surface_area) }} mm²</span>
              </div>
            </div>
          </div>
        </div>
        
        <div id="candidate-schemes" v-if="candidateSchemes.length" class="viewer-section">
          <h3>候选分模方案</h3>
          <div class="inline-note">先切换并确认推荐方案，再进入后续工程判断、导出与 CAM。</div>
          <div :class="['result-grid', hasSingleScheme ? 'single-scheme-grid' : '']">
            <div
              v-for="scheme in candidateSchemes"
              :key="scheme.scheme_id"
              :class="['result-card', hasSingleScheme ? 'single-scheme-card' : '']"
              :style="state.selectedSchemeId === scheme.scheme_id ? 'border: 2px solid var(--primary-color);' : ''"
            >
              <div class="summary-header">
                <h4>{{ scheme.title || scheme.scheme_id }}</h4>
                <span class="badge badge-info">总分 {{ formatNumber(scheme.score) }}</span>
              </div>
              <div class="info-list">
                <div class="info-item">
                  <span class="info-label">分型方向</span>
                  <span class="info-value">{{ formatSchemeDirection(scheme) }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">模具结构</span>
                  <span class="info-value">{{ scheme.mold_structure_type === 'two_half_cavity' ? '两板半腔（无独立模芯）' : '型腔 + 模芯' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">分型面位置</span>
                  <span class="info-value">{{ scheme.offset_label || '中面' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">候选优先级</span>
                  <span class="info-value">{{ formatNumber(scheme.priority_score || 0) }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">法向匹配度</span>
                  <span class="info-value">{{ formatNumber(scheme.normal_alignment_score || 0) }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">方法</span>
                  <span class="info-value">{{ scheme.method || 'rule_based' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">方案说明</span>
                  <span class="info-value">{{ scheme.summary || scheme.reason || '暂无说明' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">可制造性</span>
                  <span class="info-value">{{ formatNumber(scheme.score_breakdown?.manufacturability || 0) }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">分型质量</span>
                  <span class="info-value">{{ formatNumber(scheme.score_breakdown?.parting_quality || 0) }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">风险得分</span>
                  <span class="info-value">{{ formatNumber(scheme.score_breakdown?.risk || 0) }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">DFM 违规项</span>
                  <span class="info-value">{{ scheme.dfm_violation_count || 0 }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">方案可信度</span>
                  <span class="info-value">{{ formatNumber(scheme.confidence_score || 0) }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">回退标记</span>
                  <span class="info-value">{{ scheme.is_fallback ? '是' : '否' }}</span>
                </div>
                <div v-if="scheme.fallback_reason" class="info-item">
                  <span class="info-label">回退原因</span>
                  <span class="info-value">{{ scheme.fallback_reason }}</span>
                </div>
              </div>
              <button v-if="candidateSchemes.length > 1" class="btn-sm btn-primary" @click="selectScheme(scheme.scheme_id)">查看此方案</button>
              <div v-else class="inline-note">当前仅生成 1 套可用分模方案</div>
            </div>
          </div>
        </div>

        <details v-if="candidateSchemes.length > 1" class="viewer-section diagnostic-panel">
          <summary>方案对比</summary>
          <div class="result-card full-width diagnostic-panel-body">
            <table class="data-table">
              <thead>
                <tr>
                  <th>方案</th>
                  <th>方向</th>
                  <th>位置</th>
                  <th>总分</th>
                  <th>可信度</th>
                  <th>回退</th>
                  <th>法向匹配</th>
                  <th>可制造性</th>
                  <th>分型质量</th>
                  <th>倒扣数</th>
                  <th>锁模力</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="scheme in candidateSchemes" :key="'cmp-' + scheme.scheme_id">
                  <td>{{ scheme.title || scheme.scheme_id }}</td>
                  <td>{{ formatSchemeDirection(scheme) }}</td>
                  <td>{{ scheme.offset_label || '中面' }}</td>
                  <td>{{ formatNumber(scheme.score) }}</td>
                  <td>{{ formatNumber(scheme.confidence_score || 0) }}</td>
                  <td>{{ scheme.is_fallback ? '是' : '否' }}</td>
                  <td>{{ formatNumber(scheme.normal_alignment_score || 0) }}</td>
                  <td>{{ formatNumber(scheme.score_breakdown?.manufacturability || 0) }}</td>
                  <td>{{ formatNumber(scheme.score_breakdown?.parting_quality || 0) }}</td>
                  <td>{{ scheme.key_info?.quality_considerations?.undercut_count || 0 }}</td>
                  <td>{{ scheme.cavity_data?.manufacturing_info?.estimated_clamping_force || 'N/A' }}</td>
                </tr>
              </tbody>
            </table>
          </div>
        </details>

        <div id="engineering-summary" v-if="selectedCavityData || selectedKeyInfo" class="viewer-section">
          <h3>工程摘要</h3>
          <div class="result-grid">
            <div class="result-card">
              <h4>方案与零件</h4>
              <div class="info-list">
                <div class="info-item">
                  <span class="info-label">零件名称</span>
                  <span class="info-value">{{ selectedCavityData?.metadata?.part_name || selectedKeyInfo?.metadata?.part_name || 'N/A' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">材料</span>
                  <span class="info-value">{{ selectedCavityData?.metadata?.material || selectedKeyInfo?.metadata?.material || 'N/A' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">结构判定</span>
                  <span class="info-value">{{ selectedScheme?.mold_structure_type === 'two_half_cavity' ? '两板半腔（无独立模芯）' : '型腔 + 模芯' }}</span>
                </div>
              </div>
            </div>
            <div class="result-card" v-if="selectedCavityData?.mold_cavities || selectedKeyInfo?.mold_cavities">
              <h4>型腔与锁模</h4>
              <div class="info-list">
                <div class="info-item">
                  <span class="info-label">型腔数量</span>
                  <span class="info-value">{{ selectedCavityCount }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">预估锁模力</span>
                  <span class="info-value">{{ selectedCavityData?.manufacturing_info?.estimated_clamping_force || '自动计算' }}</span>
                </div>
              </div>
            </div>
            <div class="result-card" v-if="selectedInjectionSystem">
              <h4>注塑模系统</h4>
              <div class="info-list">
                <div class="info-item">
                  <span class="info-label">预计成型周期</span>
                  <span class="info-value">{{ selectedInjectionSystem?.overall_assessment?.estimated_cycle_time || 'N/A' }} s</span>
                </div>
                <div class="info-item">
                  <span class="info-label">冷却时间</span>
                  <span class="info-value">{{ selectedInjectionSystem?.cooling?.cooling_time || 'N/A' }} s</span>
                </div>
                <div class="info-item">
                  <span class="info-label">水路数量</span>
                  <span class="info-value">{{ selectedInjectionSystem?.cooling?.thermal_check?.channel_count || 0 }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">冷却流量</span>
                  <span class="info-value">{{ selectedInjectionSystem?.cooling?.flow_rate?.flow_rate_lpm || 'N/A' }} L/min</span>
                </div>
                <div class="info-item">
                  <span class="info-label">浇口类型</span>
                  <span class="info-value">{{ selectedInjectionSystem?.gating?.gate_type || 'N/A' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">流道形式</span>
                  <span class="info-value">{{ selectedInjectionSystem?.gating?.runner?.type || 'N/A' }}</span>
                </div>
              </div>
            </div>
          </div>
        </div>

        <div id="side-actions" v-if="selectedSideActions && (sliderMechanisms.length || lifterMechanisms.length || sideActionRecommendations.length)" class="viewer-section">
          <h3>倒扣与抽芯建议</h3>
          <div class="result-grid">
            <div class="result-card">
              <h4>总体摘要</h4>
              <div class="info-list">
                <div class="info-item">
                  <span class="info-label">倒扣面总数</span>
                  <span class="info-value">{{ sideActionSummary.total_undercut_faces || getUndercutCount() }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">滑块数量</span>
                  <span class="info-value">{{ sideActionSummary.total_slider_count || sliderMechanisms.length }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">斜顶数量</span>
                  <span class="info-value">{{ sideActionSummary.total_lifter_count || lifterMechanisms.length }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">机构复杂度</span>
                  <span class="info-value">{{ sideActionSummary.complexity || 'N/A' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">液压抽芯</span>
                  <span class="info-value">{{ sideActionSummary.has_hydraulic ? '需要' : '暂不需要' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">建议动作</span>
                  <span class="info-value">{{ sideActionRecommendations[0] || '当前方案未返回额外抽芯建议' }}</span>
                </div>
              </div>
            </div>

            <div class="result-card" v-if="sliderMechanisms.length">
              <h4>滑块抽芯</h4>
              <div class="mechanism-list">
                <div class="mechanism-card" v-for="(item, idx) in sliderMechanisms" :key="'slider-' + idx">
                  <div class="mechanism-title">滑块 {{ idx + 1 }}</div>
                  <div class="info-list">
                    <div class="info-item">
                      <span class="info-label">抽芯方向</span>
                      <span class="info-value">{{ formatVector(item.slide_direction) }}</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">抽芯行程</span>
                      <span class="info-value">{{ item.slide_stroke || 'N/A' }} mm</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">抽芯角度</span>
                      <span class="info-value">{{ item.slide_angle || 'N/A' }}°</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">驱动方式</span>
                      <span class="info-value">{{ item.actuation || 'N/A' }}</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">导滑方式</span>
                      <span class="info-value">{{ item.guide_type || 'N/A' }}</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">锁紧方式</span>
                      <span class="info-value">{{ item.locking_mechanism || 'N/A' }}</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">机构尺寸</span>
                      <span class="info-value">{{ formatMechanismSize(item.block_size) }}</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">机构位置</span>
                      <span class="info-value">{{ formatVector(item.location) }}</span>
                    </div>
                  </div>
                  <div class="mechanism-notes" v-if="item.manufacturing_notes?.length">
                    <div class="mechanism-subtitle">注意事项</div>
                    <ul class="mechanism-note-list">
                      <li v-for="(note, noteIdx) in item.manufacturing_notes" :key="'slider-note-' + idx + '-' + noteIdx">{{ note }}</li>
                    </ul>
                  </div>
                </div>
              </div>
            </div>

            <div class="result-card" v-if="lifterMechanisms.length">
              <h4>斜顶抽芯</h4>
              <div class="mechanism-list">
                <div class="mechanism-card" v-for="(item, idx) in lifterMechanisms" :key="'lifter-' + idx">
                  <div class="mechanism-title">斜顶 {{ idx + 1 }}</div>
                  <div class="info-list">
                    <div class="info-item">
                      <span class="info-label">斜顶角度</span>
                      <span class="info-value">{{ item.lifter_angle || 'N/A' }}°</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">斜顶行程</span>
                      <span class="info-value">{{ item.lifter_stroke || 'N/A' }} mm</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">回位方式</span>
                      <span class="info-value">{{ item.return_mechanism || 'N/A' }}</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">导向方式</span>
                      <span class="info-value">{{ item.guide_type || 'N/A' }}</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">机构尺寸</span>
                      <span class="info-value">{{ formatMechanismSize(item.block_size) }}</span>
                    </div>
                    <div class="info-item">
                      <span class="info-label">机构位置</span>
                      <span class="info-value">{{ formatVector(item.location) }}</span>
                    </div>
                  </div>
                  <div class="mechanism-notes" v-if="item.manufacturing_notes?.length">
                    <div class="mechanism-subtitle">注意事项</div>
                    <ul class="mechanism-note-list">
                      <li v-for="(note, noteIdx) in item.manufacturing_notes" :key="'lifter-note-' + idx + '-' + noteIdx">{{ note }}</li>
                    </ul>
                  </div>
                </div>
              </div>
            </div>
          </div>

          <div class="result-card full-width" v-if="sideActionRecommendations.length">
            <h4>总体建议</h4>
            <div class="recommendations-list">
              <div class="recommendation-item medium" v-for="(rec, idx) in sideActionRecommendations" :key="'side-rec-' + idx">
                <div class="recommendation-text">{{ rec }}</div>
              </div>
            </div>
          </div>
        </div>

        <div id="dfm-check" class="viewer-section">
          <h3>DFM 检查</h3>
          <div v-if="!selectedDfmViolations.length" class="inline-alert inline-alert-warning">
            <div class="inline-alert-title">未发现显著 DFM 违规项</div>
            <div class="inline-alert-message">当前选中方案未命中高风险规则，可进入下一步工艺评审。</div>
          </div>
          <div v-else class="result-card full-width">
            <table class="data-table">
              <thead>
                <tr>
                  <th>规则</th>
                  <th>级别</th>
                  <th>说明</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="(item, idx) in selectedDfmViolations" :key="'dfm-' + idx">
                  <td>{{ item.rule || 'N/A' }}</td>
                  <td>{{ item.level || 'medium' }}</td>
                  <td>{{ item.message || 'N/A' }}</td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>

        <div id="preview-3d" v-if="selectedHtmlFile" class="viewer-section">
          <h3>3D 预览</h3>
          <div v-if="state.previewStatus === 'error'" class="inline-alert inline-alert-warning" style="margin-bottom: var(--space-3);">
            <div class="inline-alert-title">预览加载失败</div>
            <div class="inline-alert-message">HTML 已生成但加载异常，请检查该链接是否可访问：{{ selectedHtmlFile }}</div>
          </div>
          <iframe
            :key="selectedHtmlFile"
            :src="selectedHtmlFile"
            class="viewer-frame"
            @load="onPreviewLoad"
            @error="onPreviewError"
          ></iframe>
        </div>
        
        <div id="preview-3d" v-else class="viewer-section">
          <h3>3D 预览</h3>
          <div class="inline-alert inline-alert-warning">
            <div class="inline-alert-title">预览未生成</div>
            <div class="inline-alert-message">当前任务没有返回 HTML 预览链接，属于未生成状态。</div>
          </div>
        </div>

        <div id="export-cam" class="viewer-section">
          <h3>导出与 CAM</h3>
          <div class="result-card" style="margin-bottom: var(--space-4);">
            <h4>CAM 参数</h4>
            <div class="info-list">
              <div class="info-item">
                <span class="info-label">模具钢</span>
                <select v-model="state.camForm.mold_steel" class="form-select">
                  <option v-for="opt in camSteelOptions" :key="'steel-' + opt.value" :value="opt.value">{{ opt.label }}</option>
                </select>
              </div>
              <div class="info-item">
                <span class="info-label">表面质量</span>
                <select v-model="state.camForm.surface_quality" class="form-select">
                  <option v-for="opt in camSurfaceOptions" :key="'surf-' + opt.value" :value="opt.value">{{ opt.label }}</option>
                </select>
              </div>
              <div class="info-item">
                <span class="info-label">控制器</span>
                <select v-model="state.camForm.controller" class="form-select">
                  <option v-for="opt in camControllerOptions" :key="'ctrl-' + opt.value" :value="opt.value">{{ opt.label }}</option>
                </select>
              </div>
              <div class="info-item">
                <span class="info-label">包含G代码</span>
                <label class="checkbox-group">
                  <input type="checkbox" class="checkbox-input" v-model="state.camForm.include_gcode" />
                  <span class="checkbox-label">返回G代码文本</span>
                </label>
              </div>
            </div>
          </div>
          <div v-if="state.camError" class="inline-alert inline-alert-warning">
            <div class="inline-alert-title">CAM 计划生成失败</div>
            <div class="inline-alert-message">{{ state.camError }}</div>
          </div>
          <div v-else-if="!state.camPlan" class="inline-alert inline-alert-warning">
            <div class="inline-alert-title">尚未生成 CAM 计划</div>
            <div class="inline-alert-message">点击上方“生成 CAM 计划”后，将返回工序计划、刀具建议与制造风险提示。</div>
          </div>
          <template v-else>
            <div class="result-grid">
              <div class="result-card">
                <h4>计划摘要</h4>
                <div class="info-list">
                  <div class="info-item">
                    <span class="info-label">方案ID</span>
                    <span class="info-value">{{ state.camPlan.scheme_id || 'N/A' }}</span>
                  </div>
                  <div class="info-item">
                    <span class="info-label">总工序数</span>
                    <span class="info-value">{{ state.camPlan.summary?.total_operations || 0 }}</span>
                  </div>
                  <div class="info-item">
                    <span class="info-label">预计总时长</span>
                    <span class="info-value">{{ formatNumber(state.camPlan.summary?.total_estimated_time_min || 0) }} min</span>
                  </div>
                  <div class="info-item">
                    <span class="info-label">方案可信度</span>
                    <span class="info-value">{{ formatNumber(state.camPlan.confidence?.score || 0) }}</span>
                  </div>
                </div>
              </div>
              <div class="result-card">
                <h4>刀具建议</h4>
                <div class="info-list">
                  <div class="info-item">
                    <span class="info-label">粗加工刀具</span>
                    <span class="info-value">{{ state.camPlan.tooling_suggestion?.roughing_tool?.tool_id || 'N/A' }}</span>
                  </div>
                  <div class="info-item">
                    <span class="info-label">精加工刀具</span>
                    <span class="info-value">{{ state.camPlan.tooling_suggestion?.finishing_tool?.tool_id || 'N/A' }}</span>
                  </div>
                </div>
              </div>
            </div>
            <div class="result-card full-width">
              <h4>工序计划</h4>
              <table class="data-table">
                <thead>
                  <tr>
                    <th>序号</th>
                    <th>工序</th>
                    <th>刀具</th>
                    <th>主轴转速</th>
                    <th>进给率</th>
                    <th>预计时长(min)</th>
                  </tr>
                </thead>
                <tbody>
                  <tr v-for="op in (state.camPlan.process_plan || [])" :key="'cam-op-' + op.seq">
                    <td>{{ op.seq }}</td>
                    <td>{{ op.operation }}</td>
                    <td>{{ op.tool_id || 'N/A' }}</td>
                    <td>{{ formatNumber(op.spindle_speed_rpm || 0) }}</td>
                    <td>{{ formatNumber(op.feed_rate_mm_min || 0) }}</td>
                    <td>{{ formatNumber(op.estimated_time_min || 0) }}</td>
                  </tr>
                </tbody>
              </table>
            </div>
            <div class="result-card full-width">
              <h4>制造风险提示</h4>
              <div class="recommendations-list">
                <div class="recommendation-item medium" v-for="(warn, idx) in (state.camPlan.manufacturing_warnings || [])" :key="'cam-warn-' + idx">
                  <div class="recommendation-text">{{ warn }}</div>
                </div>
              </div>
            </div>
          </template>
        </div>

        <div id="analysis-details" v-if="state.task.analysis_result" class="viewer-section">
          <h3>分析结果详情</h3>
          <div class="analysis-summary" v-if="state.task.analysis_result.analysis_summary">
            <div class="summary-header">
              <h4>分析摘要</h4>
              <span class="summary-icon">📋</span>
            </div>
            <div class="summary-content">
              {{ state.task.analysis_result.analysis_summary }}
            </div>
          </div>

          <div class="result-grid">
            <div class="result-card full-width">
              <h4>几何与特征摘要</h4>
              <div class="info-list">
                <div class="info-item">
                  <span class="info-label">整体轮廓和尺寸比例</span>
                  <span class="info-value">{{ state.task.analysis_result?.geometry_data?.bounding_box?.dimensions ? 
                    (state.task.analysis_result.geometry_data.bounding_box.dimensions[0]?.toFixed(1) || 0) + ' × ' + 
                    (state.task.analysis_result.geometry_data.bounding_box.dimensions[1]?.toFixed(1) || 0) + ' × ' + 
                    (state.task.analysis_result.geometry_data.bounding_box.dimensions[2]?.toFixed(1) || 0) + ' mm' : 'N/A' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">壁厚分布</span>
                  <span class="info-value">{{ getWallThicknessSummary() }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">加强筋位置和密度</span>
                  <span class="info-value">{{ countFeaturesByTypes('rib_structure') || 0 }} 个加强筋</span>
                </div>
                <div class="info-item">
                  <span class="info-label">柱位和功能特征</span>
                  <span class="info-value">{{ countFeaturesByTypes('boss_feature') || 0 }} 个柱位/功能特征</span>
                </div>
                <div class="info-item">
                  <span class="info-label">倒扣区域检测</span>
                  <span class="info-value">{{ getUndercutCount() }} 个倒扣区域</span>
                </div>
                <div class="info-item">
                  <span class="info-label">对称性分析</span>
                  <span class="info-value">{{ state.task.analysis_result.geometry_data?.symmetry || '非对称' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">重心位置</span>
                  <span class="info-value">{{ state.task.analysis_result.geometry_data?.center_of_mass ? 
                    '(' + (state.task.analysis_result.geometry_data.center_of_mass[0]?.toFixed(2) || 0) + ', ' + 
                    (state.task.analysis_result.geometry_data.center_of_mass[1]?.toFixed(2) || 0) + ', ' + 
                    (state.task.analysis_result.geometry_data.center_of_mass[2]?.toFixed(2) || 0) + ') mm' : 'N/A' }}</span>
                </div>
              </div>
            </div>
            
            <div class="result-card full-width">
              <h4>工程建议与质量指标</h4>
              <div class="info-list">
                <div class="info-item">
                  <span class="info-label">高优先级工艺建议</span>
                  <span class="info-value">{{ state.task.analysis_result.design_recommendations?.find(r => r.priority === 'high')?.description || '根据几何分析自动生成' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">加强筋布局</span>
                  <span class="info-value">{{ countFeaturesByTypes('rib_structure') ? '已识别加强筋区域，建议校核厚度和脱模方向' : '当前未识别明显加强筋特征' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">浇口与进胶提示</span>
                  <span class="info-value">{{ state.task.analysis_result.design_recommendations?.find(r => r.type === 'wall_thickness' || r.type === 'draft_angle')?.reason || '建议结合主分型方向确认浇口位置' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">冷却设计提示</span>
                  <span class="info-value">{{ getWallThicknessSummary() !== '待分析' ? '建议按壁厚分布校核冷却均匀性' : '需先完成壁厚分析后再校核冷却' }}</span>
                </div>
                <div class="info-item">
                  <span class="info-label">定位结构设计</span>
                  <span class="info-value">{{ countFeaturesByTypes('boss_feature') || 0 }} 个柱位/定位相关特征</span>
                </div>
                <div class="info-item">
                  <span class="info-label">分型面选择</span>
                  <span class="info-value">基于产品几何：自动推荐最优分型面</span>
                </div>
                <div class="info-item" v-if="selectedCavityData?.manufacturing_info?.estimated_mold_size">
                  <span class="info-label">模架尺寸</span>
                  <span class="info-value">{{ (selectedCavityData.manufacturing_info.estimated_mold_size.length || 0) + ' × ' + (selectedCavityData.manufacturing_info.estimated_mold_size.width || 0) + ' × ' + (selectedCavityData.manufacturing_info.estimated_mold_size.height || 0) + ' mm' }}</span>
                </div>
                <div class="info-item" v-if="state.task.analysis_result.quality_metrics">
                  <span class="info-label">体积利用率</span>
                  <span class="info-value">{{ (state.task.analysis_result.quality_metrics.volume_utilization * 100)?.toFixed(1) || 'N/A' }}%</span>
                </div>
                <div class="info-item" v-if="state.task.analysis_result.quality_metrics">
                  <span class="info-label">拓扑复杂度</span>
                  <span class="info-value">{{ state.task.analysis_result.quality_metrics.topology_complexity?.toFixed(2) || 'N/A' }}</span>
                </div>
                <div class="info-item" v-if="state.task.analysis_result.quality_metrics">
                  <span class="info-label">壁厚均匀性</span>
                  <span class="info-value">{{ (state.task.analysis_result.quality_metrics.wall_uniformity * 100)?.toFixed(1) || 'N/A' }}%</span>
                </div>
                <div class="info-item" v-if="selectedKeyInfo?.quality_considerations">
                  <span class="info-label">翘曲风险</span>
                  <span class="info-value">{{ selectedKeyInfo.quality_considerations.warpage_risk || '低风险' }}</span>
                </div>
                <div class="info-item" v-if="selectedKeyInfo?.quality_considerations">
                  <span class="info-label">潜在焊缝线</span>
                  <span class="info-value">{{ selectedKeyInfo.quality_considerations.potential_weld_lines || 0 }} 条</span>
                </div>

                <div class="recommendations-section" v-if="sortedRecommendations.length">
                  <h5>详细设计建议</h5>
                  <div class="recommendations-list">
                    <div v-for="rec in sortedRecommendations" :key="rec.type" class="recommendation-item" :class="rec.priority">
                      <span class="priority-badge" :class="rec.priority">{{ getPriorityText(rec.priority) }}</span>
                      <span class="recommendation-text">{{ rec.description }}</span>
                      <span class="recommendation-reason" v-if="rec.reason">（{{ rec.reason }}）</span>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>

        <details id="diagnostic-info" class="viewer-section diagnostic-panel" v-if="stageTimingEntries.length || state.task.verification || state.task.llm_report">
          <summary>诊断信息</summary>
          <div class="diagnostic-panel-body">
            <div class="result-card full-width" v-if="stageTimingEntries.length">
              <h4>处理耗时</h4>
              <table class="data-table">
                <thead>
                  <tr>
                    <th>阶段</th>
                    <th>耗时</th>
                  </tr>
                </thead>
                <tbody>
                  <tr v-for="[stage, duration] in stageTimingEntries" :key="'timing-' + stage">
                    <td>{{ formatStageName(stage) }}</td>
                    <td>{{ formatTiming(duration) }}</td>
                  </tr>
                </tbody>
              </table>
            </div>

            <div v-if="state.task.verification" class="verification-section">
              <div class="verification-summary">
                <div class="summary-header">
                  <h4>FreeCAD 几何验证</h4>
                  <span :class="['badge', state.task.verification.status === 'passed' ? 'badge-success' : state.task.verification.status === 'failed' ? 'badge-error' : state.task.verification.status === 'error' ? 'badge-warning' : 'badge-info']">
                    {{ state.task.verification.status === 'passed' ? '验证通过' : state.task.verification.status === 'failed' ? '验证失败' : state.task.verification.status === 'error' ? '验证错误' : state.task.verification.status === 'skipped' ? '已跳过' : '未知' }}
                  </span>
                </div>
                <div class="verification-details" v-if="state.task.verification.comparison && (state.task.verification.comparison.volume || state.task.verification.comparison.surface_area)">
                  <div class="comparison-grid">
                    <div class="comparison-item" v-if="state.task.verification.comparison.volume">
                      <span class="comparison-label">体积差异</span>
                      <span class="comparison-value" :class="{'text-error': state.task.verification.comparison.volume.difference_percent > 1, 'text-success': state.task.verification.comparison.volume.difference_percent <= 1}">
                        {{ state.task.verification.comparison.volume.difference_percent?.toFixed(4) || 0 }}%
                      </span>
                    </div>
                    <div class="comparison-item" v-if="state.task.verification.comparison.surface_area">
                      <span class="comparison-label">表面积差异</span>
                      <span class="comparison-value" :class="{'text-error': state.task.verification.comparison.surface_area.difference_percent > 2, 'text-success': state.task.verification.comparison.surface_area.difference_percent <= 2}">
                        {{ state.task.verification.comparison.surface_area.difference_percent?.toFixed(4) || 0 }}%
                      </span>
                    </div>
                  </div>
                </div>
              </div>
            </div>

            <div class="analysis-summary" v-if="state.task.llm_report">
              <div class="summary-header">
                <h4>LLM 设计报告</h4>
              </div>
              <div class="summary-content">
                <pre style="white-space: pre-wrap; margin: 0;">{{ state.task.llm_report }}</pre>
              </div>
            </div>
          </div>
        </details>
      </div>
    </div>
  `
};

const InventoryView = {
  setup() {
    const router = useRouter();
    const route = useRoute();
    const deliveryDateInput = ref(null);
    const expectedDateInput = ref(null);
    const deliveryDateNativeInput = ref(null);
    const expectedDateNativeInput = ref(null);
    const state = reactive({
      activeTab: 'dashboard',
      backendDbReady: true,
      backendDbMessage: '',
      productCategory: 'finished',
      dashboard: null,
      financeSummary: null,
      financePeriod: {
        year: new Date().getFullYear(),
        quarter: ''
      },
      financeTransactions: [],
      receivables: [],
      payables: [],
      customerFinanceStatement: [],
      supplierFinanceStatement: [],
      customerProductStatement: [],
      supplierProductStatement: [],
      products: [],
      materials: [],
      finishedProducts: [],
      purchaseOrders: [],
      purchaseWarehouseId: null,
      purchaseReceiveItems: [],
      productionOrders: [],
      productionPlan: null,
      productionWarehouseId: null,
      suppliers: [],
      customers: [],
      warehouses: [],
      inventory: [],
      movements: [],
      loading: false,
      showModal: false,
      modalType: '',
      editingItem: null,
      productBomItems: [],
      materialConsumptionItems: [],
      showMaterialConsumptionModal: false,
      consumedMaterials: [],
      restockItems: [],
      showRestockModal: false,
      form: {}
    });

    const parseDateTimeLocal = (text) => {
      if (!text) return null;
      const raw = String(text).trim();
      const normalized = raw.replace('T', ' ').slice(0, 16);
      const m = normalized.match(/^(\d{4})-(\d{2})-(\d{2})\s(\d{2}):(\d{2})$/);
      if (!m) return null;
      const year = Number(m[1]);
      const month = Number(m[2]);
      const day = Number(m[3]);
      const hour = Number(m[4]);
      const minute = Number(m[5]);
      if (!Number.isFinite(year + month + day + hour + minute)) return null;
      return new Date(year, month - 1, day, hour, minute, 0);
    };

    const toPickerValue = (value) => {
      if (!value) return '';
      const raw = String(value).trim();
      if (/^\d{4}-\d{2}-\d{2}\s\d{2}:\d{2}/.test(raw)) return raw.slice(0, 16);
      if (raw.includes('T')) return raw.replace('T', ' ').slice(0, 16);
      const dt = new Date(raw);
      if (!Number.isFinite(dt.getTime())) return '';
      const pad = (n) => String(n).padStart(2, '0');
      return `${dt.getFullYear()}-${pad(dt.getMonth() + 1)}-${pad(dt.getDate())} ${pad(dt.getHours())}:${pad(dt.getMinutes())}`;
    };

    const toApiDateTime = (value) => {
      if (!value) return null;
      const text = String(value).trim();
      // 提取日期部分，忽略时间部分
      if (text.includes('T')) {
        return text.split('T')[0];
      }
      if (text.includes(' ')) {
        return text.split(' ')[0];
      }
      // 如果是只有日期部分的格式 (yyyy-MM-dd)
      if (text.length === 10) {
        return text; // 直接返回日期格式，后端 Pydantic 会自动处理
      }
      // 如果是日期对象
      if (value instanceof Date) {
        const year = value.getFullYear();
        const month = String(value.getMonth() + 1).padStart(2, '0');
        const day = String(value.getDate()).padStart(2, '0');
        return `${year}-${month}-${day}`;
      }
      return text;
    };

    const toNativeValue = (value) => {
      if (!value) return '';
      const text = String(value).trim();
      // 如果是只有日期部分的格式 (yyyy-MM-dd)
      if (text.length === 10 && !text.includes('T') && !text.includes(' ')) {
        return text; // 直接返回日期格式
      }
      // 处理带时间的格式
      const isoText = text.replace(' ', 'T');
      return isoText.length >= 16 ? isoText.slice(0, 16) : isoText;
    };

    const fromNativeValue = (value) => {
      if (!value) return '';
      const text = String(value).trim();
      // 如果是只有日期部分的格式 (yyyy-MM-dd)
      if (text.length === 10 && !text.includes('T') && !text.includes(' ')) {
        return text; // 直接返回日期格式
      }
      // 处理带时间的格式
      return text.replace('T', ' ').slice(0, 16);
    };

    let deliveryPicker = null;
    let expectedPicker = null;

    const destroyPickers = () => {
      if (deliveryPicker) {
        deliveryPicker.destroy();
        deliveryPicker = null;
      }
      if (expectedPicker) {
        expectedPicker.destroy();
        expectedPicker = null;
      }
    };

    const initPickers = () => {
      destroyPickers();
      if (typeof AirDatepicker !== 'function') return;

      if (state.modalType === 'salesOrder' && deliveryDateInput.value) {
        deliveryPicker = new AirDatepicker(deliveryDateInput.value, {
          timepicker: false,
          autoClose: true,
          zIndex: 2005,
          dateFormat: 'yyyy-MM-dd',
          onSelect: ({ formattedDate }) => {
            state.form.delivery_date = formattedDate || '';
            state.form.delivery_date_native = toNativeValue(formattedDate || '');
          }
        });
        const initial = parseDateTimeLocal(state.form.delivery_date);
        if (initial) deliveryPicker.selectDate(initial, { silent: true });
      }

      if (state.modalType === 'purchaseOrder' && expectedDateInput.value) {
        expectedPicker = new AirDatepicker(expectedDateInput.value, {
          timepicker: false,
          autoClose: true,
          zIndex: 2005,
          dateFormat: 'yyyy-MM-dd',
          onSelect: ({ formattedDate }) => {
            state.form.expected_date = formattedDate || '';
            state.form.expected_date_native = toNativeValue(formattedDate || '');
          }
        });
        const initial = parseDateTimeLocal(state.form.expected_date);
        if (initial) expectedPicker.selectDate(initial, { silent: true });
      }
    };

    const openDateTimePicker = (pickerKind) => {
      if (pickerKind === 'delivery' && deliveryPicker) {
        deliveryPicker.show();
        return;
      }
      if (pickerKind === 'expected' && expectedPicker) {
        expectedPicker.show();
        return;
      }

      const nativeInput = pickerKind === 'delivery' ? deliveryDateNativeInput.value : expectedDateNativeInput.value;
      if (!nativeInput) return;
      if (typeof nativeInput.showPicker === 'function') {
        nativeInput.showPicker();
        return;
      }
      nativeInput.focus();
      nativeInput.click();
    };

    const getMovementTypeLabel = (movementType) => {
      const movementLabelMap = {
        in: '其他入库',
        out: '其他出库',
        adjust: '库存调整',
        purchase_in: '采购入库',
        return_from_production: '生产退料入库',
        outsource_return: '外协回库',
        finish_in: '完工入库',
        issue_to_production: '生产领料出库',
        outsource_send: '外协发料出库',
        shipment_out: '销售出库',
        scrap_out: '报废出库'
      };
      return movementLabelMap[movementType] || movementType;
    };

    const getMovementBadgeClass = (movementType) => {
      if (['purchase_in', 'return_from_production', 'outsource_return', 'finish_in', 'in'].includes(movementType)) {
        return 'badge-success';
      }
      if (['issue_to_production', 'outsource_send', 'shipment_out', 'scrap_out', 'out'].includes(movementType)) {
        return 'badge-error';
      }
      return 'badge-warning';
    };

    const getPurchaseOrderStatusLabel = (status) => {
      const statusMap = {
        draft: '已下单',
        pending: '已下单',
        received: '已收货',
        paid: '已付款'
      };
      return statusMap[status] || status;
    };

    const isPurchaseOrderLocked = (status) => {
      return ['received', 'paid'].includes(status);
    };

    const loadDashboard = async () => {
      state.loading = true;
      try {
        state.dashboard = await apiRequest('/api/dashboard');
      } catch (e) {
        handleApiError(e, '加载仪表盘');
      } finally {
        state.loading = false;
      }
    };

    const loadFinishedProducts = async () => {
      state.loading = true;
      try {
        state.finishedProducts = await apiRequest('/api/products?item_type=finished&limit=100');
      } catch (e) {
        handleApiError(e, '加载成品');
      } finally {
        state.loading = false;
      }
    };

    const loadProducts = async () => {
      // Compatibility wrapper if needed, or just load finished products
      await loadFinishedProducts();
    };

    const loadMaterials = async () => {
      state.loading = true;
      try {
        state.materials = await apiRequest('/api/products?item_type=material&limit=100');
      } catch (e) {
        handleApiError(e, '加载物料');
      } finally {
        state.loading = false;
      }
    };

    const loadWarehouses = async () => {
      state.loading = true;
      try {
        state.warehouses = await apiRequest('/api/warehouses');
      } catch (e) {
        handleApiError(e, '加载仓库');
      } finally {
        state.loading = false;
      }
    };

    const ensureStockBaseData = async () => {
      if (!state.materials.length) {
        await loadMaterials();
      }
      if (!state.warehouses.length) {
        await loadWarehouses();
      }
      if (!state.warehouses.length) {
        try {
          await apiRequest('/api/warehouses', {
            method: 'POST',
            body: JSON.stringify({
              name: '默认仓库'
            })
          });
          await loadWarehouses();
          addNotification('已自动创建默认仓库', 'success');
        } catch (e) {
          handleApiError(e, '自动创建默认仓库');
        }
      }
    };

    const loadSuppliers = async () => {
      state.loading = true;
      try {
        state.suppliers = await apiRequest('/api/suppliers');
      } catch (e) {
        handleApiError(e, '加载供应商');
      } finally {
        state.loading = false;
      }
    };

    const loadProductionOrders = async () => {
      state.loading = true;
      try {
        const [orders, warehouses] = await Promise.all([
          apiRequest('/api/sales-orders?limit=100'),
          apiRequest('/api/warehouses')
        ]);
        state.productionOrders = orders?.items || [];
        state.warehouses = warehouses || [];
        if (!state.productionWarehouseId) {
          state.productionWarehouseId = state.warehouses.find(w => w.is_default)?.id || state.warehouses[0]?.id || null;
        }
      } catch (e) {
        handleApiError(e, '加载按单生产数据');
      } finally {
        state.loading = false;
      }
    };

    const loadPurchaseOrders = async () => {
      state.loading = true;
      try {
        const [orders, warehouses] = await Promise.all([
          apiRequest('/api/purchase-orders?limit=100'),
          apiRequest('/api/warehouses')
        ]);
        state.purchaseOrders = orders?.items || [];
        state.warehouses = warehouses || [];
        if (!state.purchaseWarehouseId) {
          state.purchaseWarehouseId = state.warehouses.find(w => w.is_default)?.id || state.warehouses[0]?.id || null;
        }
      } catch (e) {
        handleApiError(e, '加载采购订单');
      } finally {
        state.loading = false;
      }
    };

    const loadCustomers = async () => {
      state.loading = true;
      try {
        state.customers = await apiRequest('/api/customers');
      } catch (e) {
        handleApiError(e, '加载客户');
      } finally {
        state.loading = false;
      }
    };

    const loadInventory = async () => {
      state.loading = true;
      try {
        const data = await apiRequest('/api/inventory');
        state.inventory = data?.items || [];
      } catch (e) {
        handleApiError(e, '加载库存');
      } finally {
        state.loading = false;
      }
    };

    const loadMovements = async () => {
      state.loading = true;
      try {
        const data = await apiRequest('/api/stock-movements');
        state.movements = data?.items || [];
      } catch (e) {
        handleApiError(e, '加载变动记录');
      } finally {
        state.loading = false;
      }
    };

    const loadFinance = async () => {
      state.loading = true;
      try {
        const selectedYear = Number(state.financePeriod.year) || new Date().getFullYear();
        const selectedQuarter = state.financePeriod.quarter ? Number(state.financePeriod.quarter) : null;
        const periodQuery = selectedQuarter
          ? `year=${selectedYear}&quarter=${selectedQuarter}`
          : `year=${selectedYear}`;

        const [
          summary,
          transactions,
          receivables,
          payables,
          customerStatement,
          supplierStatement,
          customerProductStatement,
          supplierProductStatement
        ] = await Promise.all([
          apiRequest(`/api/finance/summary?${periodQuery}`),
          apiRequest(`/api/finance/transactions?status=confirmed&limit=20&${periodQuery}`),
          apiRequest(`/api/finance/receivables?limit=20&${periodQuery}`),
          apiRequest(`/api/finance/payables?limit=20&${periodQuery}`),
          apiRequest(`/api/finance/partner-statement/customer?${periodQuery}`),
          apiRequest(`/api/finance/partner-statement/supplier?${periodQuery}`),
          apiRequest(`/api/finance/partner-product-statement/customer?${periodQuery}`),
          apiRequest(`/api/finance/partner-product-statement/supplier?${periodQuery}`)
        ]);
        state.financeSummary = summary;
        state.financeTransactions = transactions;
        state.receivables = receivables;
        state.payables = payables;
        state.customerFinanceStatement = customerStatement.items || [];
        state.supplierFinanceStatement = supplierStatement.items || [];
        state.customerProductStatement = customerProductStatement.items || [];
        state.supplierProductStatement = supplierProductStatement.items || [];
      } catch (e) {
        handleApiError(e, '加载财务数据');
      } finally {
        state.loading = false;
      }
    };

    const refreshFinanceByPeriod = () => {
      if (state.activeTab === 'finance') {
        loadFinance();
      }
    };

    const switchTab = (tab) => {
      state.activeTab = tab;
      if (!state.backendDbReady) {
        return;
      }
      switch (tab) {
        case 'dashboard': loadDashboard(); break;
        case 'sales_orders': loadProductionOrders(); break;
        case 'products': loadFinishedProducts(); break;
        case 'materials': loadMaterials(); break;
        case 'purchases': loadPurchaseOrders(); break;
        case 'inventory': loadInventory(); break;
        case 'customers': loadCustomers(); break;
        case 'suppliers': loadSuppliers(); break;
        case 'finance': loadFinance(); break;
        case 'movements': loadMovements(); break;
      }
    };

    const menuGroups = [
      {
        key: 'overview',
        title: '概览',
        items: [
          { key: 'dashboard', label: '仪表盘' }
        ]
      },
      {
        key: 'sales',
        title: '销售',
        items: [
          { key: 'sales_orders', label: '销售订单管理' }
        ]
      },
      {
        key: 'purchase',
        title: '采购',
        items: [
          { key: 'purchases', label: '采购订单管理' }
        ]
      },
      {
        key: 'product',
        title: '产品',
        items: [
          { key: 'products', label: '成品管理' },
          { key: 'materials', label: '物料管理' }
        ]
      },
      {
        key: 'partner',
        title: '往来单位',
        items: [
          { key: 'customers', label: '客户管理' },
          { key: 'suppliers', label: '供应商管理' }
        ]
      },
      {
        key: 'warehouse',
        title: '仓库',
        items: [
          { key: 'inventory', label: '库存管理' },
          { key: 'movements', label: '库存变动记录' }
        ]
      },
      {
        key: 'finance',
        title: '财务',
        items: [
          { key: 'finance', label: '财务概览' }
        ]
      }
    ];

    const openGroups = reactive(
      Object.fromEntries(menuGroups.map(g => [g.key, true]))
    );

    const toggleGroup = (groupKey) => {
      openGroups[groupKey] = !openGroups[groupKey];
    };

    const activeMenu = computed(() => {
      for (const group of menuGroups) {
        const item = group.items.find(i => i.key === state.activeTab);
        if (item) {
          return { group, item };
        }
      }
      return null;
    });

    const handleMenuClick = (itemKey) => {
      switchTab(itemKey);
    };

    const switchProductCategory = (category) => {
      state.productCategory = category;
    };

    const checkBackendHealth = async () => {
      try {
        const resp = await fetch('/health', { method: 'GET' });
        if (!resp.ok) {
          state.backendDbReady = false;
          state.backendDbMessage = '后端服务异常，暂无法加载业务数据';
          return;
        }
        const health = await resp.json().catch(() => null);
        if (health && health.database_connected === false) {
          state.backendDbReady = false;
          state.backendDbMessage = '数据库未连接，当前仅可浏览界面，业务数据暂不可用';
          return;
        }
        state.backendDbReady = true;
        state.backendDbMessage = '';
      } catch {
        state.backendDbReady = false;
        state.backendDbMessage = '无法连接后端服务';
      }
    };

    const openCreateProduct = (itemType) => {
      state.modalType = 'product';
      state.editingItem = null;
      state.form = {
        item_type: itemType,
        unit: itemType === 'material' ? 'kg' : '件',
        min_stock: 0,
        max_stock: 1000,
        cost_price: 0,
        sale_price: 0
      };
      state.showModal = true;
    };



    const openModal = async (type, item = null) => {
      state.modalType = type;
      state.editingItem = item;
      if (item) {
        if (type === 'salesOrder') {
          // 检查订单状态，如果是已收款状态，则禁止编辑
          if (item.status === 'paid') {
            addNotification('已收款的销售订单禁止修改', 'warning');
            state.modalType = null;
            state.editingItem = null;
            return;
          }
          await loadCustomers();
          await loadFinishedProducts();
          const detail = await apiRequest(`/api/sales-orders/${item.id}`);
          // 加载已消耗的物料
          const movements = await apiRequest(`/api/stock-movements?reference_type=sales_order&reference_id=${item.id}&movement_type=consumption`);
          state.consumedMaterials = (movements || []).map(movement => ({
            material_name: movement.product_name || movement.product_sku || '未知物料',
            quantity: Math.abs(movement.quantity),
            unit_price: movement.unit_price || 0,
            amount: movement.total_amount || 0
          }));
          state.form = {
            customer_id: detail.customer_id,
            delivery_date: toPickerValue(detail.delivery_date),
            delivery_date_native: toNativeValue(toPickerValue(detail.delivery_date)),
            remark: detail.remark || '',
            items: (detail.items || []).map(line => ({
              mode: line.product_id ? 'existing' : 'new',
              product_id: line.product_id,
              product_sku: '',
              product_name: '',
              quantity: line.quantity,
              unit_price: line.unit_price,
              remark: line.remark || ''
            }))
          };
        } else if (type === 'purchaseOrder') {
          await loadSuppliers();
          await loadMaterials();
          const detail = await apiRequest(`/api/purchase-orders/${item.id}`);
          state.form = {
            supplier_id: detail.supplier_id,
            expected_date: toPickerValue(detail.expected_date),
            expected_date_native: toNativeValue(toPickerValue(detail.expected_date)),
            remark: detail.remark || '',
            items: (detail.items || []).map(line => ({
              product_id: line.product_id,
              quantity: line.quantity,
              remark: line.remark || ''
            }))
          };
        } else if (type === 'purchaseReceive') {
          await loadWarehouses();
          const detail = await apiRequest(`/api/purchase-orders/${item.id}`);
          state.purchaseReceiveItems = (detail.items || [])
            .map(line => ({
              item_id: line.id,
              material_label: `${line.product_sku || line.product_id} - ${line.product_name || ''}`.trim(),
              remaining_quantity: Math.max((line.quantity || 0) - (line.received_quantity || 0), 0),
              receive_quantity: Math.max((line.quantity || 0) - (line.received_quantity || 0), 0)
            }))
            .filter(line => line.remaining_quantity > 0);
          state.form = {
            warehouse_id: state.purchaseWarehouseId || state.warehouses.find(w => w.is_default)?.id || state.warehouses[0]?.id || null,
            remark: ''
          };
        } else if (type === 'product') {
          state.form = { ...item };
          if (item.item_type === 'finished') {
            await loadMaterials();
            const bom = await apiRequest(`/api/products/${item.id}/materials`);
            state.productBomItems = (bom.items || []).map(bomItem => ({
              material_id: bomItem.material_id,
              quantity: bomItem.quantity
            }));
          }
        } else {
          state.form = { ...item };
        }
      } else {
        state.form = {};
        if (type === 'inventoryItem') {
          await ensureStockBaseData();
          state.form = {
            product_id: state.materials[0]?.id || null,
            warehouse_id: state.warehouses.find(w => w.is_default)?.id || state.warehouses[0]?.id || null,
            quantity: 0,
            locked_quantity: 0,
            batch_number: '',
            location: ''
          };
        }
        if (type === 'salesOrder') {
          state.form = {
            customer_id: null,
            delivery_date: '',
            delivery_date_native: '',
            remark: '',
            items: []
          };
        }
        if (type === 'purchaseOrder') {
          state.form = {
            supplier_id: null,
            expected_date: '',
            expected_date_native: '',
            remark: '',
            items: []
          };
        }
        if (type === 'product') {
          state.form = {
            item_type: 'finished',
            unit: '件',
            min_stock: 0,
            max_stock: 1000,
            cost_price: 0,
            sale_price: 0
          };
        }
        if (type === 'salesOrder') {
          await loadCustomers();
          await loadFinishedProducts();
          state.form = {
            customer_id: state.customers[0]?.id || null,
            delivery_date: '',
            remark: '',
            items: [{
              mode: 'new',
              product_id: null,
              product_sku: '',
              product_name: '',
              quantity: 1,
              unit_price: 0,
              remark: ''
            }]
          };
        }
        if (type === 'purchaseOrder') {
          await loadSuppliers();
          await loadMaterials();
          state.form = {
            supplier_id: state.suppliers[0]?.id || null,
            expected_date: '',
            remark: '',
            items: [{
              product_id: state.materials[0]?.id || null,
              quantity: 1,
              remark: ''
            }]
          };
        }
      }
      state.showModal = true;
      nextTick(() => {
        initPickers();
      });
    };

    const openMaterialConsumptionModal = async () => {
      // 确保是在销售订单编辑或新增页面
      if (state.modalType !== 'salesOrder') {
        addNotification('请先打开销售订单编辑页面', 'warning');
        return;
      }
      // 加载物料和仓库数据
      await loadMaterials();
      await loadWarehouses();
      // 初始化物料消耗列表
      state.materialConsumptionItems = [];
      // 打开物料消耗模态框
      state.showMaterialConsumptionModal = true;
    };

    const addMaterialConsumptionItem = () => {
      state.materialConsumptionItems.push({
        material_id: state.materials[0]?.id || null,
        quantity: 1,
        remark: ''
      });
    };

    const removeMaterialConsumptionItem = (index) => {
      state.materialConsumptionItems.splice(index, 1);
    };

    const saveMaterialConsumption = async () => {
      // 确保是在销售订单页面
      if (state.modalType !== 'salesOrder') {
        addNotification('请先打开销售订单编辑页面', 'warning');
        return;
      }
      // 如果是新增订单，先保存订单再添加物料消耗
      if (!state.editingItem) {
        // 关闭物料消耗模态框
        state.showMaterialConsumptionModal = false;
        await saveSalesOrder();
        return;
      }
      
      // 验证物料消耗项
      for (const [i, item] of state.materialConsumptionItems.entries()) {
        const idx = i + 1;
        if (!item.material_id) {
          addNotification(`第 ${idx} 行：请选择物料`, 'warning');
          return;
        }
        if (!Number.isFinite(item.quantity) || item.quantity <= 0) {
          addNotification(`第 ${idx} 行：数量必须大于 0`, 'warning');
          return;
        }
      }
      
      try {
        // 调用 API 保存物料消耗
        const result = await apiRequest(`/api/sales-orders/${state.editingItem.id}/consume-materials`, {
          method: 'POST',
          body: JSON.stringify({
            items: state.materialConsumptionItems.map(item => ({
              material_id: item.material_id,
              quantity: item.quantity,
              remark: item.remark
            }))
          })
        });
        
        addNotification('物料消耗记录保存成功', 'success');
        // 关闭模态框
        state.showMaterialConsumptionModal = false;
        // 刷新订单详情
        const detail = await apiRequest(`/api/sales-orders/${state.editingItem.id}`);
        state.form = {
          ...state.form,
          actual_material_cost: detail.actual_material_cost
        };
        // 刷新已消耗的物料
        const movements = await apiRequest(`/api/stock-movements?reference_type=sales_order&reference_id=${state.editingItem.id}&movement_type=consumption`);
        state.consumedMaterials = (movements || []).map(movement => ({
          material_name: movement.product_name || movement.product_sku || '未知物料',
          quantity: Math.abs(movement.quantity),
          unit_price: movement.unit_price || 0,
          amount: movement.total_amount || 0
        }));
      } catch (e) {
        handleApiError(e, '保存物料消耗');
      }
    };

    const openRestockModal = async () => {
      // 加载物料和供应商数据
      await loadMaterials();
      await loadSuppliers();
      // 初始化补货列表
      state.restockItems = [];
      // 打开补货模态框
      state.showRestockModal = true;
    };

    const addRestockItem = () => {
      state.restockItems.push({
        material_id: state.materials[0]?.id || null,
        quantity: 1,
        unit_price: 0,
        remark: ''
      });
    };

    const removeRestockItem = (index) => {
      state.restockItems.splice(index, 1);
    };

    const saveRestock = async () => {
      // 验证补货项
      if (!state.restockItems || state.restockItems.length === 0) {
        addNotification('请至少添加一个补货物料', 'warning');
        return;
      }
      
      for (const [i, item] of state.restockItems.entries()) {
        const idx = i + 1;
        if (!item.material_id) {
          addNotification(`第 ${idx} 行：请选择物料`, 'warning');
          return;
        }
        if (!Number.isFinite(item.quantity) || item.quantity <= 0) {
          addNotification(`第 ${idx} 行：数量必须大于 0`, 'warning');
          return;
        }
        if (!Number.isFinite(item.unit_price) || item.unit_price < 0) {
          addNotification(`第 ${idx} 行：单价必须大于等于 0`, 'warning');
          return;
        }
      }
      
      try {
        // 创建采购订单
        const payload = {
          supplier_id: state.suppliers[0]?.id || null,
          expected_date: new Date().toISOString().split('T')[0],
          remark: '物料补货',
          items: state.restockItems.map(item => ({
            product_id: item.material_id,
            quantity: item.quantity,
            remark: item.remark
          }))
        };
        
        const result = await apiRequest('/api/purchase-orders', {
          method: 'POST',
          body: JSON.stringify(payload)
        });
        
        addNotification('采购订单创建成功', 'success');
        // 关闭补货模态框
        state.showRestockModal = false;
        // 清空补货列表
        state.restockItems = [];
        // 刷新采购订单列表
        loadPurchaseOrders();
      } catch (e) {
        handleApiError(e, '保存补货订单');
      }
    };

    const closeModal = () => {
      state.showModal = false;
      state.modalType = '';
      state.editingItem = null;
      state.productBomItems = [];
      state.purchaseReceiveItems = [];
      state.form = {};
      destroyPickers();
    };

    const saveProduct = async () => {
      try {
        if (state.editingItem) {
          await apiRequest(`/api/products/${state.editingItem.id}`, {
            method: 'PUT',
            body: JSON.stringify(state.form)
          });
          if (state.form.item_type === 'finished' && state.productBomItems.length > 0) {
            await apiRequest(`/api/products/${state.editingItem.id}/materials`, {
              method: 'PUT',
              body: JSON.stringify({ items: state.productBomItems })
            });
          }
          addNotification('产品更新成功', 'success');
        } else {
          await apiRequest('/api/products', {
            method: 'POST',
            body: JSON.stringify(state.form)
          });
          addNotification('产品创建成功', 'success');
        }
        closeModal();
        loadProducts();
        loadMaterials();
      } catch (e) {
        handleApiError(e, '保存产品');
      }
    };

    const deleteProduct = async (id) => {
      if (!confirm('确定要删除这个产品吗？')) return;
      try {
        await apiRequest(`/api/products/${id}`, { method: 'DELETE' });
        addNotification('产品已删除', 'success');
        loadProducts();
        loadMaterials();
      } catch (e) {
        handleApiError(e, '删除产品');
      }
    };

    const addBomItem = () => {
      state.productBomItems.push({
        material_id: state.materials[0]?.id || null,
        quantity: 1
      });
    };

    const removeBomItem = (idx) => {
      state.productBomItems.splice(idx, 1);
    };

    const saveSupplier = async () => {
      try {
        if (state.editingItem) {
          await apiRequest(`/api/suppliers/${state.editingItem.id}`, {
            method: 'PUT',
            body: JSON.stringify(state.form)
          });
          addNotification('供应商更新成功', 'success');
        } else {
          await apiRequest('/api/suppliers', {
            method: 'POST',
            body: JSON.stringify(state.form)
          });
          addNotification('供应商创建成功', 'success');
        }
        closeModal();
        loadSuppliers();
      } catch (e) {
        handleApiError(e, '保存供应商');
      }
    };

    const deleteSupplier = async (id) => {
      if (!confirm('确定要删除这个供应商吗？')) return;
      try {
        await apiRequest(`/api/suppliers/${id}`, { method: 'DELETE' });
        addNotification('供应商已删除', 'success');
        loadSuppliers();
      } catch (e) {
        handleApiError(e, '删除供应商');
      }
    };

    const saveCustomer = async () => {
      try {
        if (state.editingItem) {
          await apiRequest(`/api/customers/${state.editingItem.id}`, {
            method: 'PUT',
            body: JSON.stringify(state.form)
          });
          addNotification('客户更新成功', 'success');
        } else {
          await apiRequest('/api/customers', {
            method: 'POST',
            body: JSON.stringify(state.form)
          });
          addNotification('客户创建成功', 'success');
        }
        closeModal();
        loadCustomers();
      } catch (e) {
        handleApiError(e, '保存客户');
      }
    };

    const deleteCustomer = async (id) => {
      if (!confirm('确定要删除这个客户吗？')) return;
      try {
        await apiRequest(`/api/customers/${id}`, { method: 'DELETE' });
        addNotification('客户已删除', 'success');
        loadCustomers();
      } catch (e) {
        handleApiError(e, '删除客户');
      }
    };

    const saveInventoryItem = async () => {
      try {
        if (state.editingItem) {
          await apiRequest(`/api/inventory/${state.editingItem.id}`, {
            method: 'PUT',
            body: JSON.stringify({
              quantity: state.form.quantity,
              locked_quantity: state.form.locked_quantity,
              batch_number: state.form.batch_number,
              location: state.form.location
            })
          });
          addNotification('物料库存更新成功', 'success');
        } else {
          await apiRequest('/api/inventory', {
            method: 'POST',
            body: JSON.stringify(state.form)
          });
          addNotification('物料库存创建成功', 'success');
        }
        closeModal();
        loadInventory();
      } catch (e) {
        handleApiError(e, '保存物料库存');
      }
    };

    const deleteInventoryItem = async (id) => {
      if (!confirm('确定要删除这个物料库存记录吗？')) return;
      try {
        await apiRequest(`/api/inventory/${id}`, { method: 'DELETE' });
        addNotification('物料库存已删除', 'success');
        loadInventory();
      } catch (e) {
        handleApiError(e, '删除物料库存');
      }
    };

    const addSalesOrderItem = () => {
      state.form.items = state.form.items || [];
      state.form.items.push({
        mode: 'new',
        product_id: null,
        product_sku: '',
        product_name: '',
        quantity: 1,
        unit_price: 0,
        remark: ''
      });
    };

    const setSalesOrderLineMode = (line, mode) => {
      line.mode = mode;
      if (mode === 'new') {
        line.product_id = null;
        line.product_sku = '';
        line.product_name = '';
      } else {
        line.product_sku = '';
        line.product_name = '';
        if (!line.product_id) {
          line.product_id = state.finishedProducts[0]?.id || null;
        }
      }
    };

    const removeSalesOrderItem = (index) => {
      state.form.items.splice(index, 1);
    };

    const saveSalesOrder = async () => {
      try {
        if (!state.form.customer_id) {
          addNotification('请选择客户', 'warning');
          return;
        }
        if (!state.form.items || !state.form.items.length) {
          addNotification('请至少添加一个成品明细', 'warning');
          return;
        }

        for (const [i, item] of state.form.items.entries()) {
          const idx = i + 1;
          if (item.mode === 'existing') {
            if (!item.product_id) {
              addNotification(`第 ${idx} 行：请选择模具`, 'warning');
              return;
            }
          } else {
            if (!item.product_sku || !String(item.product_sku).trim()) {
              addNotification(`第 ${idx} 行：请输入模具SKU`, 'warning');
              return;
            }
            if (!item.product_name || !String(item.product_name).trim()) {
              addNotification(`第 ${idx} 行：请输入模具名称`, 'warning');
              return;
            }
          }
          if (!Number.isFinite(item.quantity) || item.quantity <= 0) {
            addNotification(`第 ${idx} 行：数量必须大于 0`, 'warning');
            return;
          }
          if (!Number.isFinite(item.unit_price) || item.unit_price < 0) {
            addNotification(`第 ${idx} 行：单价必须大于等于 0`, 'warning');
            return;
          }
        }

        const payload = {
          customer_id: state.form.customer_id,
          delivery_date: toApiDateTime(state.form.delivery_date),
          remark: state.form.remark,
          items: state.form.items.map(item => ({
            product_id: item.mode === 'existing' ? (item.product_id || null) : null,
            product_sku: item.mode === 'existing' ? null : (item.product_sku || null),
            product_name: item.mode === 'existing' ? null : (item.product_name || null),
            product_category: null,
            product_unit: '件',
            quantity: item.quantity,
            unit_price: item.unit_price,
            remark: item.remark || ''
          }))
        };
        let orderId;
        if (state.editingItem) {
          const result = await apiRequest(`/api/sales-orders/${state.editingItem.id}`, {
            method: 'PUT',
            body: JSON.stringify(payload)
          });
          orderId = state.editingItem.id;
          addNotification(result.production_status === 'bom_missing' ? '订单已保存，但成品未配置BOM，未扣减物料' : '销售订单更新成功并已自动扣减物料', result.production_status === 'bom_missing' ? 'warning' : 'success');
        } else {
          const result = await apiRequest('/api/sales-orders', {
            method: 'POST',
            body: JSON.stringify(payload)
          });
          orderId = result.id;
          addNotification(result.production_status === 'bom_missing' ? '订单已创建，但成品未配置BOM，未扣减物料' : '销售订单创建成功并已自动扣减物料', result.production_status === 'bom_missing' ? 'warning' : 'success');
        }
        
        // 如果有物料消耗记录，保存物料消耗
        if (state.materialConsumptionItems && state.materialConsumptionItems.length > 0) {
          try {
            // 调用 API 保存物料消耗
            const result = await apiRequest(`/api/sales-orders/${orderId}/consume-materials`, {
              method: 'POST',
              body: JSON.stringify({
                items: state.materialConsumptionItems.map(item => ({
                  material_id: item.material_id,
                  quantity: item.quantity,
                  remark: item.remark
                }))
              })
            });
            addNotification('物料消耗记录保存成功', 'success');
            // 清空物料消耗记录
            state.materialConsumptionItems = [];
          } catch (e) {
            handleApiError(e, '保存物料消耗');
          }
        }
        
        closeModal();
        loadProductionOrders();
        loadFinishedProducts();
        loadInventory();
        loadMovements();
      } catch (e) {
        handleApiError(e, '保存销售订单');
      }
    };

    const updateSalesOrderStatus = async (order, targetStatus) => {
      try {
        await apiRequest(`/api/sales-orders/${order.id}/status`, {
          method: 'PATCH',
          body: JSON.stringify({ status: targetStatus })
        });
        addNotification('订单状态已更新', 'success');
        loadProductionOrders();
      } catch (e) {
        handleApiError(e, '更新订单状态');
      }
    };

    const updatePurchaseOrderStatus = async (order, targetStatus) => {
      try {
        await apiRequest(`/api/purchase-orders/${order.id}/status`, {
          method: 'PATCH',
          body: JSON.stringify({ status: targetStatus })
        });
        addNotification('采购订单状态已更新', 'success');
        loadPurchaseOrders();
      } catch (e) {
        handleApiError(e, '更新采购订单状态');
      }
    };

    const deleteSalesOrder = async (orderId) => {
      if (!confirm('确定删除这个销售订单吗？系统会自动回补已扣减物料。')) return;
      try {
        await apiRequest(`/api/sales-orders/${orderId}`, { method: 'DELETE' });
        addNotification('销售订单已删除并回补物料', 'success');
        if (state.productionPlan?.sales_order_id === orderId) {
          state.productionPlan = null;
        }
        loadProductionOrders();
        loadInventory();
        loadMovements();
      } catch (e) {
        handleApiError(e, '删除销售订单');
      }
    };

    const addPurchaseOrderItem = () => {
      state.form.items = state.form.items || [];
      state.form.items.push({
        product_id: state.materials[0]?.id || null,
        quantity: 1,
        remark: ''
      });
    };

    const removePurchaseOrderItem = (index) => {
      state.form.items.splice(index, 1);
    };

    const savePurchaseOrder = async () => {
      try {
        if (!state.form.supplier_id) {
          addNotification('请选择供应商', 'warning');
          return;
        }
        if (!state.form.items || !state.form.items.length) {
          addNotification('请至少添加一个物料明细', 'warning');
          return;
        }
        for (const [i, item] of state.form.items.entries()) {
          const idx = i + 1;
          if (!item.product_id) {
            addNotification(`第 ${idx} 行：请选择物料`, 'warning');
            return;
          }
          if (!Number.isFinite(item.quantity) || item.quantity <= 0) {
            addNotification(`第 ${idx} 行：数量必须大于 0`, 'warning');
            return;
          }
        }
        const payload = {
          supplier_id: state.form.supplier_id,
          expected_date: toApiDateTime(state.form.expected_date),
          remark: state.form.remark,
          items: state.form.items.map(item => ({
            product_id: item.product_id,
            quantity: item.quantity,
            remark: item.remark
          }))
        };
        if (state.editingItem) {
          await apiRequest(`/api/purchase-orders/${state.editingItem.id}`, {
            method: 'PUT',
            body: JSON.stringify(payload)
          });
          addNotification('采购订单更新成功', 'success');
        } else {
          await apiRequest('/api/purchase-orders', {
            method: 'POST',
            body: JSON.stringify(payload)
          });
          addNotification('采购订单创建成功', 'success');
        }
        closeModal();
        loadPurchaseOrders();
      } catch (e) {
        handleApiError(e, '保存采购订单');
      }
    };

    const deletePurchaseOrder = async (orderId) => {
      if (!confirm('确定删除这个采购订单吗？')) return;
      try {
        await apiRequest(`/api/purchase-orders/${orderId}`, { method: 'DELETE' });
        addNotification('采购订单已删除', 'success');
        loadPurchaseOrders();
      } catch (e) {
        handleApiError(e, '删除采购订单');
      }
    };

    const receivePurchaseOrder = async () => {
      try {
        if (!state.editingItem?.id) return;
        const items = (state.purchaseReceiveItems || [])
          .filter(line => Number(line.receive_quantity) > 0)
          .map(line => ({
            item_id: line.item_id,
            receive_quantity: Number(line.receive_quantity)
          }));
        if (!items.length) {
          addNotification('请填写本次入库数量', 'warning');
          return;
        }
        await apiRequest(`/api/purchase-orders/${state.editingItem.id}/receive`, {
          method: 'POST',
          body: JSON.stringify({
            warehouse_id: state.form.warehouse_id || state.purchaseWarehouseId,
            items,
            remark: state.form.remark || ''
          })
        });
        addNotification('采购到货入库成功', 'success');
        closeModal();
        loadPurchaseOrders();
        loadInventory();
        loadMovements();
      } catch (e) {
        handleApiError(e, '采购到货入库');
      }
    };

    onMounted(() => {
      if (!appState.user) {
        router.push('/login');
        return;
      }
      checkBackendHealth().then(() => {
        if (!state.backendDbReady) {
          addNotification(state.backendDbMessage || '业务服务不可用', 'warning');
          return;
        }
        loadDashboard();
      });
      
    });

    return { 
      state, 
      switchTab, 
      menuGroups,
      openGroups,
      toggleGroup,
      activeMenu,
      handleMenuClick,
      formatNumber, 
      formatCurrency, 
      formatDateTime,
      formatDate,
      openModal,
      switchProductCategory,
      openCreateProduct,
      closeModal,
      deliveryDateInput,
      expectedDateInput,
      openDateTimePicker,
      saveProduct,
      deleteProduct,
      addBomItem,
      removeBomItem,
      saveSupplier,
      deleteSupplier,
      saveCustomer,
      deleteCustomer,
      saveInventoryItem,
      deleteInventoryItem,
      addSalesOrderItem,
      removeSalesOrderItem,
      setSalesOrderLineMode,
      saveSalesOrder,
      updateSalesOrderStatus,
      updatePurchaseOrderStatus,
      deleteSalesOrder,
      addPurchaseOrderItem,
      removePurchaseOrderItem,
      savePurchaseOrder,
      deletePurchaseOrder,
      receivePurchaseOrder,
      loadPurchaseOrders,
      loadProductionOrders,

      refreshFinanceByPeriod,
      getMovementTypeLabel,
      getMovementBadgeClass,
      openMaterialConsumptionModal,
      addMaterialConsumptionItem,
      removeMaterialConsumptionItem,
      saveMaterialConsumption,
      openRestockModal,
      addRestockItem,
      removeRestockItem,
      saveRestock,
      getPurchaseOrderStatusLabel,
      isPurchaseOrderLocked
    };
  },
  template: `
    <div class="page-container">
      <div class="page-header">
        <h1>进销存管理</h1>
        <p>库存、采购、销售管理</p>
      </div>
      
      <div class="inventory-layout">
        <aside class="inventory-sidebar">
          <div class="inventory-menu">
            <div v-for="group in menuGroups" :key="group.key" class="inventory-menu-group">
              <button type="button" class="inventory-menu-title" @click="toggleGroup(group.key)">
                <span>{{ group.title }}</span>
                <span class="inventory-menu-caret">{{ openGroups[group.key] ? '▾' : '▸' }}</span>
              </button>
              <div v-show="openGroups[group.key]" class="inventory-menu-items">
                <button
                  v-for="item in group.items"
                  :key="group.key + '-' + item.key"
                  type="button"
                  :class="['inventory-menu-item', { active: state.activeTab === item.key }]"
                  @click="handleMenuClick(item.key)"
                >
                  {{ item.label }}
                </button>
              </div>
            </div>
          </div>
        </aside>

        <section class="inventory-content">
          <div class="inventory-content-header">
            <div class="inventory-content-title">
              <span class="inventory-breadcrumb">{{ activeMenu?.group?.title || '进销存' }}</span>
              <span class="inventory-breadcrumb-sep">/</span>
              <span class="inventory-breadcrumb-current">{{ activeMenu?.item?.label || '' }}</span>
            </div>
          </div>

          <div v-if="!state.backendDbReady" class="inline-alert inline-alert-warning">
            <div class="inline-alert-title">提示</div>
            <div class="inline-alert-message">{{ state.backendDbMessage }}</div>
          </div>

          <div v-if="state.loading" class="loading-state">
            <div class="spinner"></div>
            <span>加载中...</span>
          </div>

          <div v-else>
        <div v-if="state.activeTab === 'dashboard'" class="dashboard-grid">
          <div class="stat-card">
            <div class="stat-icon">📦</div>
            <div class="stat-content">
              <div class="stat-value">{{ state.dashboard?.product_count || 0 }}</div>
              <div class="stat-label">成品数量</div>
            </div>
          </div>
          <div class="stat-card">
            <div class="stat-icon">📊</div>
            <div class="stat-content">
              <div class="stat-value">{{ state.dashboard?.total_stock || 0 }}</div>
              <div class="stat-label">物料库存总量</div>
            </div>
          </div>
          <div class="stat-card">
            <div class="stat-icon">💰</div>
            <div class="stat-content">
              <div class="stat-value">{{ formatCurrency(state.dashboard?.total_value || 0) }}</div>
              <div class="stat-label">库存价值</div>
            </div>
          </div>
          <div class="stat-card">
            <div class="stat-icon">🏭</div>
            <div class="stat-content">
              <div class="stat-value">{{ state.dashboard?.supplier_count || 0 }}</div>
              <div class="stat-label">供应商</div>
            </div>
          </div>
          <div class="stat-card">
            <div class="stat-icon">👥</div>
            <div class="stat-content">
              <div class="stat-value">{{ state.dashboard?.customer_count || 0 }}</div>
              <div class="stat-label">客户</div>
            </div>
          </div>
          <div class="stat-card">
            <div class="stat-icon">🏪</div>
            <div class="stat-content">
              <div class="stat-value">{{ state.dashboard?.warehouse_count || 0 }}</div>
              <div class="stat-label">仓库</div>
            </div>
          </div>
        </div>
        
        <div v-else-if="state.activeTab === 'products'">
          <div class="table-header">
            <button class="btn btn-primary" @click="openCreateProduct('finished')">+ 新增成品</button>
          </div>
          <div class="table-container">
            <table class="data-table">
              <thead>
                <tr>
                  <th>SKU</th>
                  <th>名称</th>
                  <th>分类</th>
                  <th>单位</th>
                  <th>成本价</th>
                  <th>销售价</th>
                  <th>基础物料成本</th>
                  <th>操作</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="product in state.finishedProducts" :key="product.id">
                  <td>{{ product.sku }}</td>
                  <td>{{ product.name }}</td>
                  <td>{{ product.category || '-' }}</td>
                  <td>{{ product.unit }}</td>
                  <td>{{ formatCurrency(product.cost_price) }}</td>
                  <td>{{ formatCurrency(product.sale_price) }}</td>
                  <td>{{ formatCurrency(product.material_cost || 0) }}</td>
                  <td>
                    <div class="action-btns">
                      <button class="btn btn-sm btn-secondary" @click="openModal('product', product)">编辑</button>
                      <button class="btn btn-sm btn-danger" @click="deleteProduct(product.id)">删除</button>
                    </div>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>

        <div v-else-if="state.activeTab === 'materials'">
          <div class="table-header">
            <button class="btn btn-primary" @click="openCreateProduct('material')">+ 新增物料</button>
            <button class="btn btn-secondary" @click="openRestockModal">+ 物料补货</button>
          </div>
          <div class="table-container">
            <table class="data-table">
              <thead>
                <tr>
                  <th>SKU</th>
                  <th>名称</th>
                  <th>分类</th>
                  <th>单位</th>
                  <th>成本价</th>
                  <th>最低库存</th>
                  <th>操作</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="product in state.materials" :key="product.id">
                  <td>{{ product.sku }}</td>
                  <td>{{ product.name }}</td>
                  <td>{{ product.category || '-' }}</td>
                  <td>{{ product.unit }}</td>
                  <td>{{ formatCurrency(product.cost_price) }}</td>
                  <td>{{ product.min_stock || '-' }}</td>
                  <td>
                    <div class="action-btns">
                      <button class="btn btn-sm btn-secondary" @click="openModal('product', product)">编辑</button>
                      <button class="btn btn-sm btn-danger" @click="deleteProduct(product.id)">删除</button>
                    </div>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>
        
        <div v-else-if="state.activeTab === 'inventory'">
          <div class="table-header">
            <button class="btn btn-primary" @click="openModal('inventoryItem')">+ 新增物料库存</button>
          </div>
          <div class="table-container">
            <table class="data-table">
              <thead>
                <tr>
                  <th>SKU</th>
                  <th>物料</th>
                  <th>仓库</th>
                  <th>数量</th>
                  <th>可用</th>
                  <th>操作</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="item in state.inventory" :key="item.id">
                  <td>{{ item.product_sku }}</td>
                  <td>{{ item.product_name }}</td>
                  <td>{{ item.warehouse_name }}</td>
                  <td>{{ item.quantity }}</td>
                  <td>{{ item.available_quantity }}</td>
                  <td>
                    <div class="action-btns">
                      <button class="btn btn-sm btn-secondary" @click="openModal('inventoryItem', item)">编辑</button>
                      <button class="btn btn-sm btn-danger" @click="deleteInventoryItem(item.id)">删除</button>
                    </div>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>

        <div v-else-if="state.activeTab === 'purchases'">
          <div class="table-header" style="margin-bottom: 12px;">
            <button class="btn btn-primary" @click="openModal('purchaseOrder')">+ 新增采购订单</button>
          </div>
          <div class="table-container" style="margin-bottom: 16px;">
            <div style="display:flex; gap:12px; align-items:center; flex-wrap:wrap;">
              <label>到货仓库</label>
              <select v-model.number="state.purchaseWarehouseId" class="form-input" style="width:260px;">
                <option v-for="warehouse in state.warehouses" :key="'purchase-warehouse-' + warehouse.id" :value="warehouse.id">
                  {{ warehouse.name }}{{ warehouse.is_default ? ' [默认]' : '' }}
                </option>
              </select>
              <button class="btn btn-secondary" @click="loadPurchaseOrders">刷新</button>
            </div>
          </div>
          <div class="table-container">
            <table class="data-table">
              <thead>
                <tr>
                  <th>采购单</th>
                  <th>供应商</th>
                  <th>状态</th>
                  <th>订单创建</th>
                  <th>预计到货</th>
                  <th>实际到货</th>
                  <th>实际付款</th>
                  <th>总金额</th>
                  <th>已付款</th>
                  <th>操作</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="order in state.purchaseOrders" :key="'purchase-order-' + order.id">
                  <td>{{ order.order_no }}</td>
                  <td>{{ order.supplier_name }}</td>
                  <td>{{ getPurchaseOrderStatusLabel(order.status) }}</td>
                  <td>{{ order.created_at ? formatDateTime(order.created_at) : '-' }}</td>
                  <td>{{ order.expected_date ? formatDate(order.expected_date) : '-' }}</td>
                  <td>{{ order.received_date ? formatDateTime(order.received_date) : '-' }}</td>
                  <td>{{ order.paid_date ? formatDateTime(order.paid_date) : '-' }}</td>
                  <td>{{ formatCurrency(order.total_amount || 0) }}</td>
                  <td>{{ formatCurrency(order.paid_amount || 0) }}</td>
                  <td>
                    <div class="action-btns">
                      <button class="btn btn-sm btn-secondary" @click="openModal('purchaseOrder', order)" :disabled="isPurchaseOrderLocked(order.status)">编辑</button>
                      <button class="btn btn-sm btn-danger" @click="deletePurchaseOrder(order.id)" :disabled="isPurchaseOrderLocked(order.status)">删除</button>
                      <button v-if="order.status === 'pending'" class="btn btn-sm btn-primary" @click="openModal('purchaseReceive', order)">到货入库</button>
                      <button v-else-if="order.status === 'received'" class="btn btn-sm btn-success" @click="updatePurchaseOrderStatus(order, 'paid')">标记为已付款</button>
                    </div>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>
        
        <div v-else-if="state.activeTab === 'suppliers'">
          <div class="table-header">
            <button class="btn btn-primary" @click="openModal('supplier')">+ 新增供应商</button>
          </div>
          <div class="table-container">
            <table class="data-table">
              <thead>
                <tr>
                  <th>编码</th>
                  <th>名称</th>
                  <th>联系人</th>
                  <th>电话</th>
                  <th>邮箱</th>
                  <th>操作</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="supplier in state.suppliers" :key="supplier.id">
                  <td>{{ supplier.code }}</td>
                  <td>{{ supplier.name }}</td>
                  <td>{{ supplier.contact_person || '-' }}</td>
                  <td>{{ supplier.phone || '-' }}</td>
                  <td>{{ supplier.email || '-' }}</td>
                  <td>
                    <div class="action-btns">
                      <button class="btn btn-sm btn-secondary" @click="openModal('supplier', supplier)">编辑</button>
                      <button class="btn btn-sm btn-danger" @click="deleteSupplier(supplier.id)">删除</button>
                    </div>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>
        
        <div v-else-if="state.activeTab === 'customers'">
          <div class="table-header">
            <button class="btn btn-primary" @click="openModal('customer')">+ 新增客户</button>
          </div>
          <div class="table-container">
            <table class="data-table">
              <thead>
                <tr>
                  <th>编码</th>
                  <th>名称</th>
                  <th>联系人</th>
                  <th>电话</th>
                  <th>邮箱</th>
                  <th>操作</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="customer in state.customers" :key="customer.id">
                  <td>{{ customer.code }}</td>
                  <td>{{ customer.name }}</td>
                  <td>{{ customer.contact_person || '-' }}</td>
                  <td>{{ customer.phone || '-' }}</td>
                  <td>{{ customer.email || '-' }}</td>
                  <td>
                    <div class="action-btns">
                      <button class="btn btn-sm btn-secondary" @click="openModal('customer', customer)">编辑</button>
                      <button class="btn btn-sm btn-danger" @click="deleteCustomer(customer.id)">删除</button>
                    </div>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>
        
        <div v-else-if="state.activeTab === 'sales_orders'">
          <div class="table-header" style="margin-bottom: 12px;">
            <button class="btn btn-primary" @click="openModal('salesOrder')">+ 新增销售订单</button>
          </div>
          <div class="table-container" style="margin-bottom: 16px;">
            <div style="display:flex; gap:12px; align-items:center; flex-wrap:wrap;">
              <label>领料仓库</label>
              <select v-model.number="state.productionWarehouseId" class="form-input" style="width:260px;">
                <option v-for="warehouse in state.warehouses" :key="'production-warehouse-' + warehouse.id" :value="warehouse.id">
                  {{ warehouse.name }}{{ warehouse.is_default ? ' [默认]' : '' }}
                </option>
              </select>
              <button class="btn btn-secondary" @click="loadProductionOrders">刷新</button>
            </div>
          </div>
          <div class="table-container">
            <table class="data-table">
              <thead>
                <tr>
                  <th>销售单</th>
                  <th>客户</th>
                  <th>订单金额</th>
                  <th>交付日期</th>
                  <th>订单创建</th>
                  <th>实际交付</th>
                  <th>实际收款</th>
                  <th>订单状态</th>
                  <th>操作</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="order in state.productionOrders" :key="'production-order-' + order.id">
                  <td>{{ order.order_no }}</td>
                  <td>{{ order.customer_name }}</td>
                  <td>{{ formatCurrency(order.total_amount || 0) }}</td>
                  <td>{{ order.delivery_date ? formatDate(order.delivery_date) : '-' }}</td>
                  <td>{{ order.created_at ? formatDateTime(order.created_at) : '-' }}</td>
                  <td>{{ order.actual_delivery_date ? formatDateTime(order.actual_delivery_date) : '-' }}</td>
                  <td>{{ order.actual_payment_date ? formatDateTime(order.actual_payment_date) : '-' }}</td>
                  <td>{{ order.status === 'manufacturing' ? '制造中' : order.status === 'delivered' ? '已交付' : order.status === 'paid' ? '已收款' : order.status }}</td>
                  <td>
                    <div class="action-btns">
                      <div class="dropdown">
                        <button class="btn btn-sm btn-secondary dropdown-toggle">状态</button>
                        <div class="dropdown-menu">
                          <button class="dropdown-item" @click="updateSalesOrderStatus(order, 'delivered')">已交付</button>
                          <button class="dropdown-item" @click="updateSalesOrderStatus(order, 'paid')">已收款</button>
                        </div>
                      </div>
                      <button class="btn btn-sm btn-secondary" @click="openModal('salesOrder', order)" :disabled="order.status === 'paid'" :class="{'btn-disabled': order.status === 'paid'}">编辑</button>
                      <button class="btn btn-sm btn-danger" @click="deleteSalesOrder(order.id)">删除</button>
                    </div>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>

        </div>

        <div v-else-if="state.activeTab === 'finance'">
          <div class="table-container" style="margin-bottom: 16px;">
            <div style="display:flex; gap:12px; align-items:center; flex-wrap:wrap;">
              <div>
                <label style="margin-right:8px;">年份</label>
                <input v-model.number="state.financePeriod.year" type="number" min="2000" max="2100" class="form-input" style="width:120px; display:inline-block;" />
              </div>
              <div>
                <label style="margin-right:8px;">季度</label>
                <select v-model="state.financePeriod.quarter" class="form-input" style="width:140px; display:inline-block;">
                  <option value="">全年</option>
                  <option value="1">Q1</option>
                  <option value="2">Q2</option>
                  <option value="3">Q3</option>
                  <option value="4">Q4</option>
                </select>
              </div>
              <button class="btn btn-primary" @click="refreshFinanceByPeriod">刷新统计</button>
              <span style="color:var(--text-secondary);">统计周期：{{ state.financeSummary?.period_label || '-' }}</span>
            </div>
          </div>

          <div class="dashboard-grid">
            <div class="stat-card">
              <div class="stat-icon">🧾</div>
              <div class="stat-content">
                <div class="stat-value">{{ formatCurrency(state.financeSummary?.receivable_total || 0) }}</div>
                <div class="stat-label">应收总额</div>
              </div>
            </div>
            <div class="stat-card">
              <div class="stat-icon">💸</div>
              <div class="stat-content">
                <div class="stat-value">{{ formatCurrency(state.financeSummary?.payable_total || 0) }}</div>
                <div class="stat-label">应付总额</div>
              </div>
            </div>
            <div class="stat-card">
              <div class="stat-icon">💵</div>
              <div class="stat-content">
                <div class="stat-value">{{ formatCurrency(state.financeSummary?.period_receipt_total || 0) }}</div>
                <div class="stat-label">周期收款</div>
              </div>
            </div>
            <div class="stat-card">
              <div class="stat-icon">🏦</div>
              <div class="stat-content">
                <div class="stat-value">{{ formatCurrency(state.financeSummary?.period_payment_total || 0) }}</div>
                <div class="stat-label">周期付款</div>
              </div>
            </div>
          </div>

          <div class="table-container" style="margin-top: 16px;">
            <h3 style="margin-bottom: 12px;">客户账款（周期）</h3>
            <table class="data-table">
              <thead>
                <tr>
                  <th>客户</th>
                  <th>订单数</th>
                  <th>流水数</th>
                  <th>订单金额</th>
                  <th>订单已收</th>
                  <th>实收流水</th>
                  <th>应收余额</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="item in state.customerFinanceStatement" :key="'customer-' + item.partner_id">
                  <td>{{ item.partner_name }}</td>
                  <td>{{ item.order_count }}</td>
                  <td>{{ item.transaction_count }}</td>
                  <td>{{ formatCurrency(item.order_total) }}</td>
                  <td>{{ formatCurrency(item.settled_total) }}</td>
                  <td>{{ formatCurrency(item.transaction_total) }}</td>
                  <td>{{ formatCurrency(item.outstanding_total) }}</td>
                </tr>
              </tbody>
            </table>
          </div>

          <div class="table-container" style="margin-top: 16px;">
            <h3 style="margin-bottom: 12px;">供应商账款（周期）</h3>
            <table class="data-table">
              <thead>
                <tr>
                  <th>供应商</th>
                  <th>订单数</th>
                  <th>流水数</th>
                  <th>订单金额</th>
                  <th>订单已付</th>
                  <th>实付流水</th>
                  <th>应付余额</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="item in state.supplierFinanceStatement" :key="'supplier-' + item.partner_id">
                  <td>{{ item.partner_name }}</td>
                  <td>{{ item.order_count }}</td>
                  <td>{{ item.transaction_count }}</td>
                  <td>{{ formatCurrency(item.order_total) }}</td>
                  <td>{{ formatCurrency(item.settled_total) }}</td>
                  <td>{{ formatCurrency(item.transaction_total) }}</td>
                  <td>{{ formatCurrency(item.outstanding_total) }}</td>
                </tr>
              </tbody>
            </table>
          </div>

          <div class="table-container" style="margin-top: 16px;">
            <h3 style="margin-bottom: 12px;">客户-商品追溯（周期）</h3>
            <table class="data-table">
              <thead>
                <tr>
                  <th>客户</th>
                  <th>SKU</th>
                  <th>商品</th>
                  <th>订单数</th>
                  <th>数量</th>
                  <th>订单金额</th>
                  <th>已结款</th>
                  <th>未结款</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="item in state.customerProductStatement" :key="'customer-product-' + item.partner_id + '-' + item.product_id">
                  <td>{{ item.partner_name }}</td>
                  <td>{{ item.product_sku || '-' }}</td>
                  <td>{{ item.product_name }}</td>
                  <td>{{ item.order_count }}</td>
                  <td>{{ formatNumber(item.order_quantity) }}</td>
                  <td>{{ formatCurrency(item.order_amount) }}</td>
                  <td>{{ formatCurrency(item.settled_amount) }}</td>
                  <td>{{ formatCurrency(item.outstanding_amount) }}</td>
                </tr>
              </tbody>
            </table>
          </div>

          <div class="table-container" style="margin-top: 16px;">
            <h3 style="margin-bottom: 12px;">供应商-商品追溯（周期）</h3>
            <table class="data-table">
              <thead>
                <tr>
                  <th>供应商</th>
                  <th>SKU</th>
                  <th>商品</th>
                  <th>订单数</th>
                  <th>数量</th>
                  <th>订单金额</th>
                  <th>已结款</th>
                  <th>未结款</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="item in state.supplierProductStatement" :key="'supplier-product-' + item.partner_id + '-' + item.product_id">
                  <td>{{ item.partner_name }}</td>
                  <td>{{ item.product_sku || '-' }}</td>
                  <td>{{ item.product_name }}</td>
                  <td>{{ item.order_count }}</td>
                  <td>{{ formatNumber(item.order_quantity) }}</td>
                  <td>{{ formatCurrency(item.order_amount) }}</td>
                  <td>{{ formatCurrency(item.settled_amount) }}</td>
                  <td>{{ formatCurrency(item.outstanding_amount) }}</td>
                </tr>
              </tbody>
            </table>
          </div>

          <div class="table-container" style="margin-top: 16px;">
            <h3 style="margin-bottom: 12px;">最近财务流水</h3>
            <table class="data-table">
              <thead>
                <tr>
                  <th>单号</th>
                  <th>类型</th>
                  <th>往来方</th>
                  <th>金额</th>
                  <th>状态</th>
                  <th>日期</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="txn in state.financeTransactions" :key="txn.id">
                  <td>{{ txn.txn_no }}</td>
                  <td>{{ txn.txn_type === 'receipt' ? '收款' : '付款' }}</td>
                  <td>{{ txn.partner_type === 'customer' ? '客户' : '供应商' }}#{{ txn.partner_id }}</td>
                  <td>{{ formatCurrency(txn.amount) }}</td>
                  <td>{{ txn.status === 'confirmed' ? '已确认' : '已作废' }}</td>
                  <td>{{ formatDateTime(txn.txn_date) }}</td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>

        <div v-else-if="state.activeTab === 'movements'" class="table-container">
          <table class="data-table">
            <thead>
              <tr>
                <th>物料</th>
                <th>类型</th>
                <th>数量</th>
                <th>变动前</th>
                <th>变动后</th>
                <th>时间</th>
              </tr>
            </thead>
            <tbody>
              <tr v-for="movement in state.movements" :key="movement.id">
                <td>{{ movement.product_name }}{{ movement.product_sku ? ' (' + movement.product_sku + ')' : '' }}</td>
                <td>
                  <span :class="['badge', getMovementBadgeClass(movement.movement_type)]">
                    {{ getMovementTypeLabel(movement.movement_type) }}
                  </span>
                </td>
                <td>{{ movement.quantity }}</td>
                <td>{{ movement.before_quantity }}</td>
                <td>{{ movement.after_quantity }}</td>
                <td>{{ formatDateTime(movement.created_at) }}</td>
              </tr>
            </tbody>
          </table>
        </div>
          </div>
        </section>
      </div>
      
      <!-- 模态框 -->
      <div v-if="state.showModal" class="modal-overlay" @click.self="closeModal">
        <div class="modal-content">
          <div class="modal-header">
            <h3>{{ (state.editingItem ? '编辑' : '新增') + (state.modalType === 'product' ? (state.form.item_type === 'finished' ? '成品' : '物料') : state.modalType === 'inventoryItem' ? '物料库存' : state.modalType === 'salesOrder' ? '销售订单' : state.modalType === 'purchaseOrder' ? '采购订单' : state.modalType === 'purchaseReceive' ? '采购到货入库' : state.modalType === 'supplier' ? '供应商' : '客户') }}</h3>
            <button class="modal-close" @click="closeModal">&times;</button>
          </div>
          <div class="modal-body">
            <!-- 产品表单 -->
            <form v-if="state.modalType === 'product'" @submit.prevent="saveProduct">
              <div class="form-group">
                <label class="form-label">类型 *</label>
                <input class="form-input" :value="state.form.item_type === 'material' ? '物料（纳入库存）' : '成品（按单生产，不做库存）'" disabled />
                <input v-model="state.form.item_type" type="hidden" />
              </div>
              <div class="form-group">
                <label class="form-label">SKU *</label>
                <input v-model="state.form.sku" class="form-input" required placeholder="产品编码" />
              </div>
              <div class="form-group">
                <label class="form-label">名称 *</label>
                <input v-model="state.form.name" class="form-input" required placeholder="产品名称" />
              </div>
              <div class="form-group">
                <label class="form-label">分类</label>
                <input v-model="state.form.category" class="form-input" placeholder="产品分类" />
              </div>
              <div class="form-group">
                <label class="form-label">单位</label>
                <input v-model="state.form.unit" class="form-input" placeholder="件/个/箱" />
              </div>
              <div class="form-group">
                <label class="form-label">成本价</label>
                <input v-model.number="state.form.cost_price" type="number" step="0.01" class="form-input" placeholder="0.00" />
              </div>
              <div class="form-group">
                <label class="form-label">销售价</label>
                <input v-model.number="state.form.sale_price" type="number" step="0.01" class="form-input" placeholder="0.00" />
              </div>
              <div v-if="state.form.item_type === 'material'" class="form-group">
                <label class="form-label">最低库存</label>
                <input v-model.number="state.form.min_stock" type="number" class="form-input" placeholder="0" />
              </div>
              <div v-if="state.form.item_type === 'finished'" class="form-group">
                <label class="form-label">说明</label>
                <input disabled value="成品不做库存，成本由下方BOM定义物料构成后自动计算" class="form-input" />
              </div>
              <div v-if="state.form.item_type === 'finished' && state.editingItem" class="bom-section">
                <div class="form-group">
                  <label class="form-label">BOM物料配置</label>
                  <button type="button" class="btn btn-secondary" @click="addBomItem" style="margin-bottom: 8px;">+ 添加物料</button>
                  <div class="table-container">
                    <table class="data-table">
                      <thead>
                        <tr>
                          <th>物料</th>
                          <th>数量</th>
                          <th>操作</th>
                        </tr>
                      </thead>
                      <tbody>
                        <tr v-for="(item, idx) in state.productBomItems" :key="'edit-bom-item-' + idx">
                          <td>
                            <select v-model.number="item.material_id" class="form-input" required>
                              <option v-for="material in state.materials" :key="'edit-bom-material-' + material.id" :value="material.id">
                                {{ material.sku }} - {{ material.name }}
                              </option>
                            </select>
                          </td>
                          <td><input v-model.number="item.quantity" type="number" min="0.0001" step="0.0001" class="form-input" required /></td>
                          <td><button type="button" class="btn btn-sm btn-danger" @click="removeBomItem(idx)">删除</button></td>
                        </tr>
                      </tbody>
                    </table>
                  </div>
                </div>
              </div>
              <div class="modal-footer">
                <button type="button" class="btn btn-secondary" @click="closeModal">取消</button>
                <button type="submit" class="btn btn-primary">保存</button>
              </div>
            </form>

            <form v-else-if="state.modalType === 'salesOrder'" @submit.prevent="saveSalesOrder">
              <div class="form-group">
                <label class="form-label">客户 *</label>
                <select v-model.number="state.form.customer_id" class="form-input" required>
                  <option v-for="customer in state.customers" :key="'order-customer-' + customer.id" :value="customer.id">
                    {{ customer.name }}
                  </option>
                </select>
              </div>
              <div class="form-group">
                <label class="form-label">交付日期</label>
                <div class="datetime-field" @click="openDateTimePicker('delivery')">
                  <input ref="deliveryDateInput" v-model="state.form.delivery_date" type="text" class="form-input air-datetime-input" readonly placeholder="选择日期时间" />
                  <input ref="deliveryDateNativeInput" v-model="state.form.delivery_date_native" @change="state.form.delivery_date = fromNativeValue(state.form.delivery_date_native)" type="datetime-local" class="datetime-native" />
                  <span class="datetime-field-icon" aria-hidden="true">📅</span>
                </div>
              </div>
              <div class="form-group">
                <label class="form-label">备注</label>
                <input v-model="state.form.remark" class="form-input" placeholder="订单备注" />
              </div>
              <!-- 模具信息 -->
              <div class="form-group" style="margin-bottom: var(--space-4);">
                <button type="button" class="btn btn-secondary" @click="addSalesOrderItem">+ 添加模具</button>
              </div>
              <div v-if="state.form.items.length === 0" class="empty-state">
                <div class="empty-icon">📦</div>
                <div class="empty-title">暂无模具</div>
                <div class="empty-desc">请点击"添加模具"按钮添加订单明细</div>
              </div>
              <div v-else class="sales-order-items">
                <div v-for="(line, index) in state.form.items" :key="'sales-order-line-' + index" class="sales-order-item">
                  <div class="sales-order-item-header">
                    <button type="button" :class="['btn', line.mode === 'new' ? 'active' : '']" @click="setSalesOrderLineMode(line, 'new')">新模</button>
                    <button type="button" :class="['btn', line.mode === 'existing' ? 'active' : '']" @click="setSalesOrderLineMode(line, 'existing')">改模</button>
                  </div>
                  <div class="sales-order-item-content">
                    <div v-if="line.mode !== 'existing'">
                      <div class="form-group">
                        <label class="form-label">模具SKU *</label>
                        <input v-model="line.product_sku" class="form-input" placeholder="请输入模具SKU" required />
                      </div>
                      <div class="form-group">
                        <label class="form-label">模具名称 *</label>
                        <input v-model="line.product_name" class="form-input" placeholder="请输入模具名称" required />
                      </div>
                    </div>
                    <div v-else>
                      <div class="form-group">
                        <label class="form-label">选择模具 *</label>
                        <select v-model.number="line.product_id" class="form-input" required>
                          <option value="">请选择模具</option>
                          <option v-for="product in state.finishedProducts" :key="'sales-order-product-' + product.id" :value="product.id">
                            {{ product.sku }} - {{ product.name }}
                          </option>
                        </select>
                      </div>
                    </div>
                    <div class="sales-order-item-row">
                      <div class="sales-order-item-column">
                        <div class="form-group">
                          <label class="form-label">数量 *</label>
                          <input v-model.number="line.quantity" type="number" min="1" class="form-input" placeholder="请输入数量" required />
                        </div>
                      </div>
                      <div class="sales-order-item-column">
                        <div class="form-group">
                          <label class="form-label">单价 *</label>
                          <input v-model.number="line.unit_price" type="number" min="0" step="0.01" class="form-input" placeholder="请输入单价" required />
                        </div>
                      </div>
                      <div class="sales-order-item-column">
                        <div class="form-group">
                          <label class="form-label">备注</label>
                          <input v-model="line.remark" class="form-input" placeholder="请输入备注" />
                        </div>
                      </div>
                      <div class="sales-order-item-actions">
                        <button type="button" class="btn btn-sm btn-danger" @click="removeSalesOrderItem(index)">删除</button>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
              
              <!-- 物料信息 -->
              <div class="form-group" style="margin-bottom: var(--space-4);">
                <button type="button" class="btn btn-secondary" @click="openMaterialConsumptionModal">+ 消耗物料</button>
              </div>
              <div class="form-group" style="margin-bottom: var(--space-4);">
                <label class="form-label">已消耗物料</label>
                <div v-if="state.editingItem && state.editingItem.actual_material_cost > 0" class="material-consumption-list">
                  <div class="material-consumption-header">
                    <div class="material-consumption-item">物料名称</div>
                    <div class="material-consumption-item">数量</div>
                    <div class="material-consumption-item">单价</div>
                    <div class="material-consumption-item">金额</div>
                  </div>
                  <div v-for="(item, index) in state.consumedMaterials" :key="'consumed-material-' + index" class="material-consumption-row">
                    <div class="material-consumption-item">{{ item.material_name }}</div>
                    <div class="material-consumption-item">{{ item.quantity }}</div>
                    <div class="material-consumption-item">{{ formatCurrency(item.unit_price) }}</div>
                    <div class="material-consumption-item">{{ formatCurrency(item.amount) }}</div>
                  </div>
                  <div class="material-consumption-total">
                    <div class="material-consumption-item">合计</div>
                    <div class="material-consumption-item"></div>
                    <div class="material-consumption-item"></div>
                    <div class="material-consumption-item">{{ formatCurrency(state.editingItem.actual_material_cost) }}</div>
                  </div>
                </div>
                <div v-else class="empty-state">
                  <div class="empty-icon">📦</div>
                  <div class="empty-title">暂无物料消耗记录</div>
                  <div class="empty-desc">点击"消耗物料"按钮添加物料消耗明细</div>
                </div>
              </div>
              
              <div class="modal-footer">
                <button type="button" class="btn btn-secondary" @click="closeModal">取消</button>
                <button type="submit" class="btn btn-primary">保存订单</button>
              </div>
            </form>

            <form v-else-if="state.modalType === 'purchaseOrder'" @submit.prevent="savePurchaseOrder">
              <div class="form-group">
                <label class="form-label">供应商 *</label>
                <select v-model.number="state.form.supplier_id" class="form-input" required>
                  <option v-for="supplier in state.suppliers" :key="'purchase-supplier-' + supplier.id" :value="supplier.id">
                    {{ supplier.name }}
                  </option>
                </select>
              </div>
              <div class="form-group">
                <label class="form-label">预计到货</label>
                <div class="datetime-field" @click="openDateTimePicker('expected')">
                  <input ref="expectedDateInput" v-model="state.form.expected_date" type="text" class="form-input air-datetime-input" readonly placeholder="选择日期时间" />
                  <input ref="expectedDateNativeInput" v-model="state.form.expected_date_native" @change="state.form.expected_date = fromNativeValue(state.form.expected_date_native)" type="datetime-local" class="datetime-native" />
                  <span class="datetime-field-icon" aria-hidden="true">📅</span>
                </div>
              </div>
              <div class="form-group">
                <label class="form-label">备注</label>
                <input v-model="state.form.remark" class="form-input" placeholder="采购单备注" />
              </div>
              <div class="form-group" style="margin-bottom: var(--space-4);">
                <button type="button" class="btn btn-secondary" @click="addPurchaseOrderItem">+ 添加物料</button>
              </div>
              <div v-if="state.form.items.length === 0" class="empty-state">
                <div class="empty-icon">📦</div>
                <div class="empty-title">暂无物料</div>
                <div class="empty-desc">请点击"添加物料"按钮添加采购明细</div>
              </div>
              <div v-else class="purchase-order-items">
                <div v-for="(line, index) in state.form.items" :key="'purchase-order-line-' + index" class="purchase-order-item">
                  <div class="purchase-order-item-content">
                    <div class="form-group">
                      <label class="form-label">物料 *</label>
                      <select v-model.number="line.product_id" class="form-input" required>
                        <option value="">请选择物料</option>
                        <option v-for="material in state.materials" :key="'purchase-order-material-' + material.id" :value="material.id">
                          {{ material.sku }} - {{ material.name }}
                        </option>
                      </select>
                    </div>
                    <div class="purchase-order-item-row">
                      <div class="purchase-order-item-column">
                        <div class="form-group">
                          <label class="form-label">数量 *</label>
                          <input v-model.number="line.quantity" type="number" min="1" class="form-input" placeholder="请输入数量" required />
                        </div>
                      </div>
                      <div class="purchase-order-item-column">
                        <div class="form-group">
                          <label class="form-label">单价</label>
                          <div class="form-input" style="padding: 8px 12px; background: var(--bg-secondary);">
                            ¥{{ (state.materials.find(m => m.id === line.product_id)?.cost_price || 0).toFixed(2) }}
                          </div>
                        </div>
                      </div>
                      <div class="purchase-order-item-column">
                        <div class="form-group">
                          <label class="form-label">总价</label>
                          <div class="form-input" style="padding: 8px 12px; background: var(--bg-secondary);">
                            ¥{{ ((state.materials.find(m => m.id === line.product_id)?.cost_price || 0) * (line.quantity || 0)).toFixed(2) }}
                          </div>
                        </div>
                      </div>
                      <div class="purchase-order-item-column">
                        <div class="form-group">
                          <label class="form-label">备注</label>
                          <input v-model="line.remark" class="form-input" placeholder="请输入备注" />
                        </div>
                      </div>
                      <div class="purchase-order-item-actions">
                        <button type="button" class="btn btn-sm btn-danger" @click="removePurchaseOrderItem(index)">删除</button>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
              <div class="modal-footer">
                <button type="button" class="btn btn-secondary" @click="closeModal">取消</button>
                <button type="submit" class="btn btn-primary">保存采购单</button>
              </div>
            </form>

            <form v-else-if="state.modalType === 'purchaseReceive'" @submit.prevent="receivePurchaseOrder">
              <div class="form-group">
                <label class="form-label">入库仓库 *</label>
                <select v-model.number="state.form.warehouse_id" class="form-input" required>
                  <option v-for="warehouse in state.warehouses" :key="'purchase-receive-warehouse-' + warehouse.id" :value="warehouse.id">
                    {{ warehouse.name }}{{ warehouse.is_default ? ' [默认]' : '' }}
                  </option>
                </select>
              </div>
              <div class="form-group">
                <label class="form-label">备注</label>
                <input v-model="state.form.remark" class="form-input" placeholder="到货说明" />
              </div>
              <div class="table-container">
                <table class="data-table">
                  <thead>
                    <tr>
                      <th>物料</th>
                      <th>明细ID</th>
                      <th>剩余待入库</th>
                      <th>本次入库</th>
                    </tr>
                  </thead>
                  <tbody>
                    <tr v-for="line in state.purchaseReceiveItems" :key="'purchase-receive-line-' + line.item_id">
                      <td>{{ line.material_label }}</td>
                      <td>{{ line.item_id }}</td>
                      <td>{{ line.remaining_quantity }}</td>
                      <td><input v-model.number="line.receive_quantity" type="number" min="0" :max="line.remaining_quantity" class="form-input" required /></td>
                    </tr>
                  </tbody>
                </table>
              </div>
              <div class="modal-footer">
                <button type="button" class="btn btn-secondary" @click="closeModal">取消</button>
                <button type="submit" class="btn btn-primary">确认入库</button>
              </div>
            </form>

            <!-- 供应商表单 -->
            <form v-else-if="state.modalType === 'supplier'" @submit.prevent="saveSupplier">
              <div class="form-group">
                <label class="form-label">名称 *</label>
                <input v-model="state.form.name" class="form-input" required placeholder="供应商名称" />
              </div>
              <div class="form-group">
                <label class="form-label">联系人</label>
                <input v-model="state.form.contact_person" class="form-input" placeholder="联系人姓名" />
              </div>
              <div class="form-group">
                <label class="form-label">电话</label>
                <input v-model="state.form.phone" class="form-input" placeholder="联系电话" />
              </div>
              <div class="form-group">
                <label class="form-label">邮箱</label>
                <input v-model="state.form.email" type="email" class="form-input" placeholder="email@example.com" />
              </div>
              <div class="form-group">
                <label class="form-label">地址</label>
                <input v-model="state.form.address" class="form-input" placeholder="详细地址" />
              </div>
              <div class="modal-footer">
                <button type="button" class="btn btn-secondary" @click="closeModal">取消</button>
                <button type="submit" class="btn btn-primary">保存</button>
              </div>
            </form>
            
            <!-- 客户表单 -->
            <form v-else-if="state.modalType === 'customer'" @submit.prevent="saveCustomer">
              <div class="form-group">
                <label class="form-label">名称 *</label>
                <input v-model="state.form.name" class="form-input" required placeholder="客户名称" />
              </div>
              <div class="form-group">
                <label class="form-label">联系人</label>
                <input v-model="state.form.contact_person" class="form-input" placeholder="联系人姓名" />
              </div>
              <div class="form-group">
                <label class="form-label">电话</label>
                <input v-model="state.form.phone" class="form-input" placeholder="联系电话" />
              </div>
              <div class="form-group">
                <label class="form-label">邮箱</label>
                <input v-model="state.form.email" type="email" class="form-input" placeholder="email@example.com" />
              </div>
              <div class="form-group">
                <label class="form-label">地址</label>
                <input v-model="state.form.address" class="form-input" placeholder="详细地址" />
              </div>
              <div class="modal-footer">
                <button type="button" class="btn btn-secondary" @click="closeModal">取消</button>
                <button type="submit" class="btn btn-primary">保存</button>
              </div>
            </form>
            
            <form v-else-if="state.modalType === 'inventoryItem'" @submit.prevent="saveInventoryItem">
              <div class="form-group">
                <label class="form-label">物料 *</label>
                <select v-model.number="state.form.product_id" class="form-input" required>
                  <option v-if="!state.materials.length" :value="null" disabled>暂无物料，请先新增物料</option>
                  <option v-for="product in state.materials" :key="'stockin-product-' + product.id" :value="product.id">
                    {{ product.sku }} - {{ product.name }}（ID: {{ product.id }}）
                  </option>
                </select>
              </div>
              <div class="form-group">
                <label class="form-label">仓库 *</label>
                <select v-model.number="state.form.warehouse_id" class="form-input" required>
                  <option v-if="!state.warehouses.length" :value="null" disabled>暂无仓库，系统将自动创建默认仓库</option>
                  <option v-for="warehouse in state.warehouses" :key="'stockin-warehouse-' + warehouse.id" :value="warehouse.id">
                    {{ warehouse.name }}{{ warehouse.code ? ' (' + warehouse.code + ')' : '' }}{{ warehouse.is_default ? ' [默认]' : '' }}（ID: {{ warehouse.id }}）
                  </option>
                </select>
              </div>
              <div class="form-group">
                <label class="form-label">数量 *</label>
                <input v-model.number="state.form.quantity" type="number" class="form-input" required placeholder="库存数量" />
              </div>
              <div class="form-group">
                <label class="form-label">锁定数量</label>
                <input v-model.number="state.form.locked_quantity" type="number" class="form-input" placeholder="锁定库存" />
              </div>
              <div class="form-group">
                <label class="form-label">批次号</label>
                <input v-model="state.form.batch_number" class="form-input" placeholder="批次号（可选）" />
              </div>
              <div class="form-group">
                <label class="form-label">库位</label>
                <input v-model="state.form.location" class="form-input" placeholder="库位（可选）" />
              </div>
              <div class="modal-footer">
                <button type="button" class="btn btn-secondary" @click="closeModal">取消</button>
                <button type="submit" class="btn btn-primary" :disabled="!state.form.product_id || !state.form.warehouse_id">保存</button>
              </div>
            </form>
          </div>
        </div>
      </div>

      <!-- 物料消耗模态框 -->
      <div v-if="state.showMaterialConsumptionModal" class="modal-overlay" @click.self="state.showMaterialConsumptionModal = false">
        <div class="modal-content">
          <div class="modal-header">
            <h3>添加物料消耗</h3>
            <button class="modal-close" @click="state.showMaterialConsumptionModal = false">&times;</button>
          </div>
          <div class="modal-body">
            <div class="form-group" style="margin-bottom: var(--space-4);">
              <button type="button" class="btn btn-secondary" @click="addMaterialConsumptionItem">+ 添加物料</button>
            </div>
            <div v-if="state.materialConsumptionItems.length === 0" class="empty-state">
              <div class="empty-icon">📦</div>
              <div class="empty-title">暂无物料</div>
              <div class="empty-desc">请点击"添加物料"按钮添加物料消耗明细</div>
            </div>
            <div v-else class="purchase-order-items">
              <div v-for="(line, index) in state.materialConsumptionItems" :key="'material-consumption-line-' + index" class="purchase-order-item">
                <div class="purchase-order-item-content">
                  <div class="form-group">
                    <label class="form-label">物料 *</label>
                    <select v-model.number="line.material_id" class="form-input" required>
                      <option value="">请选择物料</option>
                      <option v-for="material in state.materials" :key="'consumption-material-' + material.id" :value="material.id">
                        {{ material.sku }} - {{ material.name }}
                      </option>
                    </select>
                  </div>
                  <div class="purchase-order-item-row">
                    <div class="purchase-order-item-column">
                      <div class="form-group">
                        <label class="form-label">数量 *</label>
                        <input v-model.number="line.quantity" type="number" min="1" class="form-input" placeholder="请输入数量" required />
                      </div>
                    </div>
                    <div class="purchase-order-item-column">
                      <div class="form-group">
                        <label class="form-label">单价</label>
                        <div class="form-input" style="padding: 8px 12px; background: var(--bg-secondary);">
                          ¥{{ (state.materials.find(m => m.id === line.material_id)?.cost_price || 0).toFixed(2) }}
                        </div>
                      </div>
                    </div>
                    <div class="purchase-order-item-column">
                      <div class="form-group">
                        <label class="form-label">总价</label>
                        <div class="form-input" style="padding: 8px 12px; background: var(--bg-secondary);">
                          ¥{{ ((state.materials.find(m => m.id === line.material_id)?.cost_price || 0) * (line.quantity || 0)).toFixed(2) }}
                        </div>
                      </div>
                    </div>
                    <div class="purchase-order-item-column">
                      <div class="form-group">
                        <label class="form-label">备注</label>
                        <input v-model="line.remark" class="form-input" placeholder="请输入备注" />
                      </div>
                    </div>
                    <div class="purchase-order-item-actions">
                      <button type="button" class="btn btn-sm btn-danger" @click="removeMaterialConsumptionItem(index)">删除</button>
                    </div>
                  </div>
                </div>
              </div>
            </div>
            <div class="modal-footer">
              <button type="button" class="btn btn-secondary" @click="state.showMaterialConsumptionModal = false">取消</button>
              <button type="button" class="btn btn-primary" @click="saveMaterialConsumption">保存物料消耗</button>
            </div>
          </div>
        </div>
      </div>

      <!-- 物料补货模态框 -->
      <div v-if="state.showRestockModal" class="modal-overlay" @click.self="state.showRestockModal = false">
        <div class="modal-content" style="max-width: 900px;">
          <div class="modal-header">
            <h3>物料补货</h3>
            <button class="modal-close" @click="state.showRestockModal = false">&times;</button>
          </div>
          <div class="modal-body">
            <div class="form-section">
              <div class="section-header" style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px;">
                <h4>补货物料明细</h4>
                <button type="button" class="btn btn-secondary" @click="addRestockItem">+ 添加物料</button>
              </div>
              <div v-if="state.restockItems.length === 0" class="empty-state">
                <div class="empty-icon">📦</div>
                <div class="empty-desc">请点击"添加物料"按钮添加补货物料明细</div>
              </div>
              <div v-else class="purchase-order-items">
                <div v-for="(line, index) in state.restockItems" :key="'restock-line-' + index" class="purchase-order-item">
                  <div class="purchase-order-item-row">
                    <div class="purchase-order-item-column" style="flex: 2;">
                      <div class="form-group">
                        <label class="form-label">物料 <span class="required">*</span></label>
                        <select v-model.number="line.material_id" class="form-input" required>
                          <option v-for="material in state.materials" :key="'restock-material-' + material.id" :value="material.id">
                            {{ material.sku }} - {{ material.name }}
                          </option>
                        </select>
                      </div>
                    </div>
                    <div class="purchase-order-item-column">
                      <div class="form-group">
                        <label class="form-label">数量 <span class="required">*</span></label>
                        <input v-model.number="line.quantity" type="number" class="form-input" min="1" step="1" required />
                      </div>
                    </div>
                    <div class="purchase-order-item-column">
                      <div class="form-group">
                        <label class="form-label">单价</label>
                        <input v-model.number="line.unit_price" type="number" class="form-input" min="0" step="0.01" />
                      </div>
                    </div>
                    <div class="purchase-order-item-column">
                      <div class="form-group">
                        <label class="form-label">总价</label>
                        <div class="form-input" style="padding: 8px 12px; background: var(--bg-secondary);">
                          ¥{{ ((line.unit_price || 0) * (line.quantity || 0)).toFixed(2) }}
                        </div>
                      </div>
                    </div>
                    <div class="purchase-order-item-column">
                      <div class="form-group">
                        <label class="form-label">备注</label>
                        <input v-model="line.remark" class="form-input" placeholder="请输入备注" />
                      </div>
                    </div>
                    <div class="purchase-order-item-actions">
                      <button type="button" class="btn btn-sm btn-danger" @click="removeRestockItem(index)">删除</button>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
          <div class="modal-footer">
            <button type="button" class="btn btn-secondary" @click="state.showRestockModal = false">取消</button>
            <button type="button" class="btn btn-primary" @click="saveRestock">创建采购订单</button>
          </div>
        </div>
      </div>
    </div>
  `
};

const DesignSystemView = {
  setup() {
    const state = reactive({
      ui: document.documentElement.dataset.ui || 'v1',
      theme: document.documentElement.dataset.theme || 'light'
    });

    const tokensPreview = computed(() => {
      const styles = getComputedStyle(document.documentElement);
      const keys = [
        '--bg-primary',
        '--bg-secondary',
        '--text-primary',
        '--text-secondary',
        '--border-default',
        '--primary-500',
        '--primary-600',
        '--success-500',
        '--warning-500',
        '--danger-500',
        '--radius-md',
        '--radius-lg',
        '--shadow-sm',
        '--shadow-md',
        '--duration-fast',
        '--duration-normal'
      ];
      return keys
        .map(k => ({ key: k, value: styles.getPropertyValue(k).trim() }))
        .filter(item => item.value);
    });

    const toggleTheme = () => {
      const next = state.theme === 'dark' ? 'light' : 'dark';
      state.theme = next;
      document.documentElement.dataset.theme = next;
      try { localStorage.setItem('gemold_theme', next); } catch (e) {}
    };

    const toggleUi = () => {
      const next = state.ui === 'v2' ? 'v1' : 'v2';
      state.ui = next;
      document.documentElement.dataset.ui = next;
      try { localStorage.setItem('gemold_ui_version', next); } catch (e) {}
    };

    return { state, tokensPreview, toggleTheme, toggleUi };
  },
  template: `
    <div class="page-container">
      <div class="page-header">
        <h1>设计体系</h1>
        <p>设计令牌、组件状态与无障碍规范预览</p>
      </div>

      <div class="card" style="margin-bottom: var(--space-6);">
        <div class="card-header" style="display:flex; align-items:center; justify-content:space-between; gap: var(--space-4);">
          <div>
            <div class="card-title">预览开关</div>
            <div class="card-subtitle">当前 UI: {{ state.ui }} · 主题: {{ state.theme }}</div>
          </div>
          <div class="action-btns">
            <button type="button" class="btn btn-secondary" @click="toggleTheme">切换主题</button>
            <button type="button" class="btn btn-primary" @click="toggleUi">切换 UI 版本</button>
          </div>
        </div>
      </div>

      <div class="card" style="margin-bottom: var(--space-6);">
        <div class="card-header">
          <div class="card-title">Design Tokens（运行时）</div>
          <div class="card-subtitle">来自 CSS Variables，作为组件与页面的单一事实源</div>
        </div>
        <div class="card-body">
          <div class="table-container">
            <table class="data-table">
              <thead>
                <tr>
                  <th>Token</th>
                  <th>Value</th>
                  <th>Preview</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="t in tokensPreview" :key="t.key">
                  <td><code>{{ t.key }}</code></td>
                  <td><code>{{ t.value }}</code></td>
                  <td>
                    <span v-if="t.value.startsWith('#')" :style="{display:'inline-block', width:'24px', height:'16px', borderRadius:'6px', background:t.value, border:'1px solid var(--border-default)'}"></span>
                    <span v-else>-</span>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>
      </div>

      <div class="card">
        <div class="card-header">
          <div class="card-title">组件状态样例</div>
          <div class="card-subtitle">检查 hover/focus/disabled/loading 等一致性与可见焦点</div>
        </div>
        <div class="card-body" style="display:flex; flex-wrap:wrap; gap: var(--space-3);">
          <button type="button" class="btn btn-primary">Primary</button>
          <button type="button" class="btn btn-secondary">Secondary</button>
          <button type="button" class="btn btn-danger">Danger</button>
          <button type="button" class="btn btn-primary" disabled>Disabled</button>
          <input class="form-input" placeholder="输入框" style="max-width:260px;" />
          <input class="form-input" aria-invalid="true" placeholder="Invalid" style="max-width:260px;" />
        </div>
      </div>
    </div>
  `
};

const ReleaseView = {
  setup() {
    const state = reactive({
      ui: document.documentElement.dataset.ui || 'v1',
      theme: document.documentElement.dataset.theme || 'light',
      percent: 0,
      uid: ''
    });

    const load = () => {
      try { state.uid = localStorage.getItem('gemold_uid') || ''; } catch (e) { state.uid = ''; }
      try {
        const p = Number(localStorage.getItem('gemold_ui_rollout_percent') || 0);
        state.percent = Number.isFinite(p) ? p : 0;
      } catch (e) {
        state.percent = 0;
      }
    };

    const setUi = (v) => {
      state.ui = v;
      try { localStorage.setItem('gemold_ui_version', v); } catch (e) {}
      document.documentElement.dataset.ui = v;
      addNotification(`已切换 UI 到 ${v}（刷新后完全生效）`, 'success');
    };

    const setTheme = (v) => {
      state.theme = v;
      try { localStorage.setItem('gemold_theme', v); } catch (e) {}
      document.documentElement.dataset.theme = v;
      addNotification(`已切换主题到 ${v}（刷新后完全生效）`, 'success');
    };

    const savePercent = () => {
      var p = Number(state.percent);
      if (!Number.isFinite(p) || p < 0) p = 0;
      if (p > 100) p = 100;
      state.percent = p;
      try { localStorage.setItem('gemold_ui_rollout_percent', String(p)); } catch (e) {}
      addNotification(`已设置灰度比例为 ${p}%（新用户分桶生效）`, 'success');
    };

    const rollbackToV1 = () => {
      try { localStorage.setItem('gemold_ui_version', 'v1'); } catch (e) {}
      try { localStorage.setItem('gemold_ui_rollout_percent', '0'); } catch (e) {}
      document.documentElement.dataset.ui = 'v1';
      state.ui = 'v1';
      state.percent = 0;
      addNotification('已回滚到 v1（建议刷新页面确认）', 'warning');
    };

    onMounted(load);

    return { state, setUi, setTheme, savePercent, rollbackToV1 };
  },
  template: `
    <div class="page-container">
      <div class="page-header">
        <h1>灰度发布与回滚</h1>
        <p>本页仅用于内部控制 UI 灰度与快速回退</p>
      </div>

      <div class="card" style="margin-bottom: var(--space-6);">
        <div class="card-header">
          <div class="card-title">当前状态</div>
          <div class="card-subtitle">UI: {{ state.ui }} · Theme: {{ state.theme }} · UID: {{ state.uid || '-' }}</div>
        </div>
        <div class="card-body" style="display:flex; flex-wrap:wrap; gap: var(--space-3);">
          <button type="button" class="btn btn-secondary" @click="setUi('v1')">切到 v1</button>
          <button type="button" class="btn btn-primary" @click="setUi('v2')">切到 v2</button>
          <button type="button" class="btn btn-secondary" @click="setTheme('light')">浅色</button>
          <button type="button" class="btn btn-secondary" @click="setTheme('dark')">深色</button>
          <button type="button" class="btn btn-danger" @click="rollbackToV1">一键回滚</button>
        </div>
      </div>

      <div class="card">
        <div class="card-header">
          <div class="card-title">灰度比例</div>
          <div class="card-subtitle">用于无后端场景的本地灰度演练；生产建议由后端/网关下发</div>
        </div>
        <div class="card-body" style="display:flex; align-items:end; gap: var(--space-4); flex-wrap:wrap;">
          <div class="form-group" style="margin:0; min-width: 240px;">
            <label class="form-label">UI v2 灰度百分比（0-100）</label>
            <input v-model.number="state.percent" type="number" min="0" max="100" class="form-input" />
          </div>
          <button type="button" class="btn btn-primary" @click="savePercent">保存</button>
        </div>
      </div>
    </div>
  `
};

const routes = [
  { path: "/", component: HomeView },
  { path: "/login", component: LoginView },
  { path: "/users", component: UsersView },
  { path: "/moldinsight", component: MoldInsightView },
  { path: "/moldinsight/result/:taskId", component: ResultView },
  { path: "/inventory", component: InventoryView },
  { path: "/_design-system", component: DesignSystemView },
  { path: "/_release", component: ReleaseView }
];

const router = createRouter({
  history: createWebHistory(),
  routes
});

router.beforeEach((to, from, next) => {
  const publicPages = ['/login', '/_design-system', '/_release'];
  const authRequired = !publicPages.includes(to.path);
  
  if (authRequired && !appState.user) {
    return next('/login');
  }
  
  if (to.path === '/login' && appState.user) {
    return next('/');
  }
  
  next();
});

const app = createApp(App);
app.use(router);
app.mount("#app");