83 lines
3.2 KiB
Python
83 lines
3.2 KiB
Python
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"""
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仪表盘路由模块
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提供进销存系统的仪表盘统计数据，包括：
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- 基础数据统计（产品数、供应商数、客户数、仓库数）
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- 库存统计（总库存量、库存总价值）
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- 订单统计（待处理采购订单、待处理销售订单）
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- 低库存产品预警（库存量低于最小库存的产品列表）
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路由前缀: /api/dashboard
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"""
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from fastapi import APIRouter, Depends
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select, func
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from database.database import get_db_session
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from services.auth_service import get_current_active_user
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from models.database import (
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User, Product, Supplier, Customer, Warehouse,
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Inventory, PurchaseOrder, SalesOrder
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)
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router = APIRouter(prefix="/dashboard", tags=["仪表盘"])
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@router.get("")
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async def get_dashboard(
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db_session: AsyncSession = Depends(get_db_session),
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current_user: User = Depends(get_current_active_user)
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):
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material_count = await db_session.scalar(
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select(func.count(Product.id)).where(Product.is_active == True, Product.item_type == "material")
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) or 0
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finished_product_count = await db_session.scalar(
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select(func.count(Product.id)).where(Product.is_active == True, Product.item_type == "finished")
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) or 0
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supplier_count = await db_session.scalar(select(func.count(Supplier.id)).where(Supplier.is_active == True))
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customer_count = await db_session.scalar(select(func.count(Customer.id)).where(Customer.is_active == True))
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warehouse_count = await db_session.scalar(select(func.count(Warehouse.id)).where(Warehouse.is_active == True))
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total_stock = await db_session.scalar(
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select(func.sum(Inventory.quantity))
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.join(Product, Inventory.product_id == Product.id)
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.where(Product.item_type == "material")
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) or 0
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total_value = await db_session.scalar(
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select(func.sum(Inventory.quantity * Product.cost_price))
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.join(Product, Inventory.product_id == Product.id)
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.where(Product.item_type == "material")
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) or 0
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pending_purchase = await db_session.scalar(
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select(func.count(PurchaseOrder.id)).where(PurchaseOrder.status == "pending")
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)
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pending_sales = await db_session.scalar(
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select(func.count(SalesOrder.id)).where(SalesOrder.status == "pending")
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)
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low_stock_products = await db_session.execute(
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select(Product, Inventory)
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.join(Inventory, Product.id == Inventory.product_id)
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.where(Product.item_type == "material")
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.where(Inventory.quantity <= Product.min_stock)
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.limit(10)
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)
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low_stock = [
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{"id": p.id, "name": p.name, "sku": p.sku, "quantity": i.quantity, "min_stock": p.min_stock}
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for p, i in low_stock_products.all()
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]
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return {
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"finished_product_count": finished_product_count,
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"material_count": material_count,
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"supplier_count": supplier_count,
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"customer_count": customer_count,
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"warehouse_count": warehouse_count,
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"total_stock": total_stock,
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"total_value": round(total_value, 2),
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"pending_purchase": pending_purchase,
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"pending_sales": pending_sales,
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"low_stock_products": low_stock
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}
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