fix: show actual file size for picked files

src-tauri/src/commands.rs

@@ -373,3 +373,10 @@ pub async fn cleanup_orphaned_temp_files(
     let mut manager = temp_manager.lock();
     manager.cleanup_orphaned_files()
 }
+
+#[tauri::command]
+pub async fn get_file_size(file_path: String) -> Result<u64, String> {
+    let metadata = std::fs::metadata(&file_path)
+        .map_err(|e| format!("Failed to get file metadata: {}", e))?;
+    Ok(metadata.len())
+}

src-tauri/src/lib.rs

@@ -77,6 +77,7 @@ pub fn run() {
             cleanup_temp_files,
             cleanup_all_temp_files,
             cleanup_orphaned_temp_files,
+            get_file_size,
         ])
         .run(tauri::generate_context!())
         .expect("error while running tauri application");