[FL-2495] Archive: Refresh file list on application exit #1170

Co-authored-by: あく <alleteam@gmail.com>

applications/archive/archive_i.h

@@ -27,6 +27,7 @@ struct ArchiveApp {
     ArchiveBrowserView* browser;
     TextInput* text_input;
     Widget* widget;
+    FuriPubSubSubscription* loader_stop_subscription;
     char text_store[MAX_NAME_LEN];
     char file_extension[MAX_EXT_LEN + 1];
 };

applications/archive/helpers/archive_browser.c

@@ -77,6 +77,7 @@ void archive_set_item_count(ArchiveBrowserView* browser, uint32_t count) {
     with_view_model(
         browser->view, (ArchiveBrowserViewModel * model) {
             model->item_cnt = count;
+            model->item_idx = CLAMP(model->item_idx, model->item_cnt - 1, 0);
             return false;
         });
 }
@@ -397,15 +398,17 @@ void archive_enter_dir(ArchiveBrowserView* browser, string_t name) {
 
     archive_dir_count_items(browser, string_get_cstr(name));
 
-    with_view_model(
-        browser->view, (ArchiveBrowserViewModel * model) {
-            idx_last_array_push_back(model->idx_last, model->item_idx);
-            model->array_offset = 0;
-            model->item_idx = 0;
-            return false;
-        });
+    if(string_cmp(browser->path, name) != 0) {
+        with_view_model(
+            browser->view, (ArchiveBrowserViewModel * model) {
+                idx_last_array_push_back(model->idx_last, model->item_idx);
+                model->array_offset = 0;
+                model->item_idx = 0;
+                return false;
+            });
 
-    string_set(browser->path, name);
+        string_set(browser->path, name);
+    }
 
     archive_switch_dir(browser, string_get_cstr(browser->path));
 }

applications/archive/scenes/archive_scene_browser.c

@@ -18,6 +18,18 @@ static const char* flipper_app_name[] = {
     [ArchiveFileTypeUpdateManifest] = "UpdaterApp",
 };
 
+static void archive_loader_callback(const void* message, void* context) {
+    furi_assert(message);
+    furi_assert(context);
+    const LoaderEvent* event = message;
+    ArchiveApp* archive = (ArchiveApp*)context;
+
+    if(event->type == LoaderEventTypeApplicationStopped) {
+        view_dispatcher_send_custom_event(
+            archive->view_dispatcher, ArchiveBrowserEventLoaderAppExit);
+    }
+}
+
 static void archive_run_in_app(ArchiveBrowserView* browser, ArchiveFile_t* selected) {
     Loader* loader = furi_record_open("loader");
 
@@ -52,6 +64,11 @@ void archive_scene_browser_on_enter(void* context) {
     archive_browser_set_callback(browser, archive_scene_browser_callback, archive);
     archive_update_focus(browser, archive->text_store);
     view_dispatcher_switch_to_view(archive->view_dispatcher, ArchiveViewBrowser);
+
+    Loader* loader = furi_record_open("loader");
+    archive->loader_stop_subscription =
+        furi_pubsub_subscribe(loader_get_pubsub(loader), archive_loader_callback, archive);
+    furi_record_close("loader");
 }
 
 bool archive_scene_browser_on_event(void* context, SceneManagerEvent event) {
@@ -147,11 +164,25 @@ bool archive_scene_browser_on_event(void* context, SceneManagerEvent event) {
             archive_file_array_load(archive->browser, 1);
             consumed = true;
             break;
+        case ArchiveBrowserEventLoaderAppExit:
+            if(!favorites) {
+                archive_enter_dir(browser, browser->path);
+            } else {
+                archive_favorites_read(browser);
+            }
+
+            consumed = true;
+            break;
 
         case ArchiveBrowserEventExit:
             if(archive_get_depth(browser)) {
                 archive_leave_dir(browser);
             } else {
+                Loader* loader = furi_record_open("loader");
+                furi_pubsub_unsubscribe(
+                    loader_get_pubsub(loader), archive->loader_stop_subscription);
+                furi_record_close("loader");
+
                 view_dispatcher_stop(archive->view_dispatcher);
             }
             consumed = true;
@@ -165,5 +196,9 @@ bool archive_scene_browser_on_event(void* context, SceneManagerEvent event) {
 }
 
 void archive_scene_browser_on_exit(void* context) {
-    // ArchiveApp* archive = (ArchiveApp*)context;
+    ArchiveApp* archive = (ArchiveApp*)context;
+
+    Loader* loader = furi_record_open("loader");
+    furi_pubsub_unsubscribe(loader_get_pubsub(loader), archive->loader_stop_subscription);
+    furi_record_close("loader");
 }

applications/archive/views/archive_browser_view.h

@@ -48,6 +48,8 @@ typedef enum {
     ArchiveBrowserEventLoadPrevItems,
     ArchiveBrowserEventLoadNextItems,
 
+    ArchiveBrowserEventLoaderAppExit,
+
     ArchiveBrowserEventExit,
 } ArchiveBrowserEvent;
 
@@ -72,7 +74,6 @@ struct ArchiveBrowserView {
     View* view;
     ArchiveBrowserViewCallback callback;
     void* context;
-
     string_t path;
 };