Dionisio
4c98c5a657
Standardize code formatting across all 173 Rust source files using rustfmt. No functional changes - purely cosmetic. This establishes a consistent code style baseline for the project going forward.
49 lines
2.1 KiB
Rust
49 lines
2.1 KiB
Rust
use crate::application::dtos::favorites_dto::FavoriteItemDto;
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use crate::common::errors::Result;
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use async_trait::async_trait;
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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(
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&self,
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user_id: &str,
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item_id: &str,
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item_type: &str,
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) -> 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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}
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// ─────────────────────────────────────────────────────
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// Outbound port — persistence abstraction
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// ─────────────────────────────────────────────────────
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/// Secondary (outbound) port for favorites persistence.
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///
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/// Application services depend on this trait instead of
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/// accessing `PgPool` directly. The concrete implementation
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/// lives in `infrastructure::repositories::pg`.
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#[async_trait]
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pub trait FavoritesRepositoryPort: Send + Sync + 'static {
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/// Gets all favorites for a user.
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async fn get_favorites(&self, user_id: &str) -> Result<Vec<FavoriteItemDto>>;
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/// Adds an item to favorites. Returns `Ok(())` if it already existed (idempotent).
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async fn add_favorite(&self, user_id: &str, item_id: &str, item_type: &str) -> Result<()>;
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/// Removes an item from favorites. Returns `true` if it existed.
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async fn remove_favorite(&self, user_id: &str, item_id: &str, item_type: &str) -> Result<bool>;
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/// Checks if an item is in 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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}
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