Initial commit

src/domain/repositories/file_repository.rs

@@ -0,0 +1,72 @@
+use std::path::PathBuf;
+use async_trait::async_trait;
+use crate::domain::entities::file::File;
+
+/// Error types for file repository operations
+#[derive(Debug, thiserror::Error)]
+#[allow(dead_code)]
+pub enum FileRepositoryError {
+    #[error("File not found: {0}")]
+    NotFound(String),
+    
+    #[error("File already exists: {0}")]
+    AlreadyExists(String),
+    
+    #[error("Invalid file path: {0}")]
+    InvalidPath(String),
+    
+    #[error("IO Error: {0}")]
+    IoError(#[from] std::io::Error),
+    
+    #[error("Other error: {0}")]
+    Other(String),
+}
+
+/// Result type for file repository operations
+pub type FileRepositoryResult<T> = Result<T, FileRepositoryError>;
+
+/// Repository interface for file operations (primary port)
+#[async_trait]
+pub trait FileRepository: Send + Sync + 'static {
+    /// Gets a folder by its ID - helper method for file repository to work with folders
+    #[allow(dead_code)]
+    async fn get_folder_by_id(&self, id: &str) -> FileRepositoryResult<crate::domain::entities::folder::Folder>;
+    /// Saves a file from bytes
+    async fn save_file_from_bytes(
+        &self,
+        name: String,
+        folder_id: Option<String>,
+        content_type: String,
+        content: Vec<u8>,
+    ) -> FileRepositoryResult<File>;
+    
+    /// Saves a file with a specific ID
+    #[allow(dead_code)]
+    async fn save_file_with_id(
+        &self,
+        id: String,
+        name: String,
+        folder_id: Option<String>,
+        content_type: String,
+        content: Vec<u8>,
+    ) -> FileRepositoryResult<File>;
+    
+    /// Gets a file by its ID
+    async fn get_file_by_id(&self, id: &str) -> FileRepositoryResult<File>;
+    
+    /// Lists files in a folder
+    async fn list_files(&self, folder_id: Option<&str>) -> FileRepositoryResult<Vec<File>>;
+    
+    /// Deletes a file
+    async fn delete_file(&self, id: &str) -> FileRepositoryResult<()>;
+    
+    /// Deletes a file and its entry from the map
+    #[allow(dead_code)]
+    async fn delete_file_entry(&self, id: &str) -> FileRepositoryResult<()>;
+    
+    /// Gets file content as bytes
+    async fn get_file_content(&self, id: &str) -> FileRepositoryResult<Vec<u8>>;
+    
+    /// Checks if a file exists at the given path
+    async fn file_exists(&self, path: &PathBuf) -> FileRepositoryResult<bool>;
+}