feat: add support for importing from a directory recursively, closes #179 (#2642)

apps/readest-app/src-tauri/plugins/tauri-plugin-native-bridge/src/commands.rs

@@ -1,6 +1,8 @@
-use tauri::{command, AppHandle, Runtime};
+use std::path::PathBuf;
+use tauri::{command, AppHandle, Runtime, State};
 
 use crate::models::*;
+use crate::DirectoryCallbackState;
 use crate::NativeBridgeExt;
 use crate::Result;
 
@@ -160,8 +162,21 @@ pub(crate) async fn open_external_url<R: Runtime>(
 #[command]
 pub(crate) async fn select_directory<R: Runtime>(
     app: AppHandle<R>,
+    callback_state: State<'_, DirectoryCallbackState<R>>,
 ) -> Result<SelectDirectoryResponse> {
-    app.native_bridge().select_directory()
+    let result = app.native_bridge().select_directory()?;
+
+    if let Some(dir_path) = &result.path {
+        let path = PathBuf::from(dir_path);
+
+        if let Ok(callback_guard) = callback_state.callback.lock() {
+            if let Some(callback) = callback_guard.as_ref() {
+                callback(&app, &path);
+            }
+        }
+    }
+
+    Ok(result)
 }
 
 #[command]

apps/readest-app/src-tauri/plugins/tauri-plugin-native-bridge/src/lib.rs

@@ -1,3 +1,4 @@
+use std::sync::{Arc, Mutex};
 use tauri::{
     plugin::{Builder, TauriPlugin},
     Manager, Runtime,
@@ -17,6 +18,9 @@ mod platform;
 
 pub use error::{Error, Result};
 
+use std::path::PathBuf;
+use tauri::AppHandle;
+
 #[cfg(desktop)]
 use desktop::NativeBridge;
 #[cfg(mobile)]
@@ -33,6 +37,20 @@ impl<R: Runtime, T: Manager<R>> crate::NativeBridgeExt<R> for T {
     }
 }
 
+type DirectoryCallback<R> = Box<dyn Fn(&AppHandle<R>, &PathBuf) + Send + Sync>;
+
+pub struct DirectoryCallbackState<R: Runtime> {
+    pub callback: Arc<Mutex<Option<DirectoryCallback<R>>>>,
+}
+
+impl<R: Runtime> Default for DirectoryCallbackState<R> {
+    fn default() -> Self {
+        Self {
+            callback: Arc::new(Mutex::new(None)),
+        }
+    }
+}
+
 /// Initializes the plugin.
 pub fn init<R: Runtime>() -> TauriPlugin<R> {
     Builder::new("native-bridge")
@@ -66,7 +84,18 @@ pub fn init<R: Runtime>() -> TauriPlugin<R> {
             #[cfg(desktop)]
             let native_bridge = desktop::init(app, api)?;
             app.manage(native_bridge);
+            app.manage(DirectoryCallbackState::<R>::default());
             Ok(())
         })
         .build()
 }
+
+pub fn register_select_directory_callback<R: Runtime>(
+    app: &AppHandle<R>,
+    callback: impl Fn(&AppHandle<R>, &PathBuf) + Send + Sync + 'static,
+) {
+    if let Some(state) = app.try_state::<DirectoryCallbackState<R>>() {
+        let mut cb = state.callback.lock().unwrap();
+        *cb = Some(Box::new(callback));
+    }
+}