configuring backend topology

src/domain/repositories/mod.rs

@@ -2,4 +2,5 @@ pub mod file_repository;
 pub mod folder_repository;
 pub mod user_repository;
 pub mod session_repository;
+pub mod share_repository;
 pub mod trash_repository;

src/domain/repositories/share_repository.rs

@@ -0,0 +1,47 @@
+use std::sync::Arc;
+
+use async_trait::async_trait;
+use thiserror::Error;
+
+use crate::domain::{
+    entities::share::{Share, ShareItemType},
+    repositories::user_repository::UserRepositoryError,
+};
+
+#[derive(Debug, Error)]
+pub enum ShareRepositoryError {
+    #[error("Share not found: {0}")]
+    NotFound(String),
+    #[error("Item not found: {0}")]
+    ItemNotFound(String),
+    #[error("Storage error: {0}")]
+    StorageError(String),
+    #[error("User repository error: {0}")]
+    UserRepository(#[from] UserRepositoryError),
+    #[error("Share already exists: {0}")]
+    AlreadyExists(String),
+}
+
+#[async_trait]
+pub trait ShareRepository: Send + Sync + 'static {
+    /// Save a new share or update an existing one
+    async fn save(&self, share: &Share) -> Result<Share, ShareRepositoryError>;
+    
+    /// Find a share by its ID
+    async fn find_by_id(&self, id: &str) -> Result<Share, ShareRepositoryError>;
+    
+    /// Find a share by its token
+    async fn find_by_token(&self, token: &str) -> Result<Share, ShareRepositoryError>;
+    
+    /// Find all shares for a specific item
+    async fn find_by_item(&self, item_id: &str, item_type: &ShareItemType) -> Result<Vec<Share>, ShareRepositoryError>;
+    
+    /// Delete a share by its ID
+    async fn delete(&self, id: &str) -> Result<(), ShareRepositoryError>;
+    
+    /// Find all shares created by a specific user
+    async fn find_by_user(&self, user_id: &str) -> Result<Vec<Share>, ShareRepositoryError>;
+    
+    /// Find all shares (admin operation)
+    async fn find_all(&self) -> Result<Vec<Share>, ShareRepositoryError>;
+}