DioCrafts
19 lines
805 B
Rust
19 lines
805 B
Rust
use async_trait::async_trait;
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use crate::common::errors::Result;
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use crate::application::dtos::favorites_dto::FavoriteItemDto;
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/// Defines operations for managing user favorites
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#[async_trait]
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pub trait FavoritesUseCase: Send + Sync {
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/// Get all favorites for a user
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async fn get_favorites(&self, user_id: &str) -> Result<Vec<FavoriteItemDto>>;
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/// Add an item to user's favorites
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async fn add_to_favorites(&self, user_id: &str, item_id: &str, item_type: &str) -> Result<()>;
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/// Remove an item from user's favorites
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async fn remove_from_favorites(&self, user_id: &str, item_id: &str, item_type: &str) -> Result<bool>;
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/// Check if an item is in user's favorites
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async fn is_favorite(&self, user_id: &str, item_id: &str, item_type: &str) -> Result<bool>;
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} |