Handle AssetLib repository config error

editor/plugins/asset_library_editor_plugin.cpp

@@ -897,6 +897,19 @@ void EditorAssetLibrary::_request_image(ObjectID p_for, String p_image_url, Imag
 }
 
 void EditorAssetLibrary::_repository_changed(int p_repository_id) {
+	library_error->hide();
+	library_info->set_text(TTR("Loading..."));
+	library_info->show();
+
+	asset_top_page->hide();
+	asset_bottom_page->hide();
+	asset_items->hide();
+
+	filter->set_editable(false);
+	sort->set_disabled(true);
+	categories->set_disabled(true);
+	support->set_disabled(true);
+
 	host = repository->get_item_metadata(p_repository_id);
 	if (templates_only) {
 		_api_request("configure", REQUESTING_CONFIG, "?type=project");
@@ -965,6 +978,10 @@ void EditorAssetLibrary::_filter_debounce_timer_timeout() {
 	_search();
 }
 
+void EditorAssetLibrary::_request_current_config() {
+	_repository_changed(repository->get_selected());
+}
+
 HBoxContainer *EditorAssetLibrary::_make_pages(int p_page, int p_page_count, int p_page_len, int p_total_items, int p_current_items) {
 	HBoxContainer *hbc = memnew(HBoxContainer);
 
@@ -1106,6 +1123,10 @@ void EditorAssetLibrary::_http_request_completed(int p_status, int p_code, const
 	}
 
 	if (error_abort) {
+		if (requesting == REQUESTING_CONFIG) {
+			library_info->hide();
+			library_error->show();
+		}
 		error_hb->show();
 		return;
 	}
@@ -1140,17 +1161,16 @@ void EditorAssetLibrary::_http_request_completed(int p_status, int p_code, const
 				}
 			}
 
+			filter->set_editable(true);
+			sort->set_disabled(false);
+			categories->set_disabled(false);
+			support->set_disabled(false);
+
 			_search();
 		} break;
 		case REQUESTING_SEARCH: {
 			initial_loading = false;
 
-			// The loading text only needs to be displayed before the first page is loaded.
-			// Therefore, we don't need to show it again.
-			library_loading->hide();
-
-			library_error->hide();
-
 			if (asset_items) {
 				memdelete(asset_items);
 			}
@@ -1200,16 +1220,18 @@ void EditorAssetLibrary::_http_request_completed(int p_status, int p_code, const
 
 			if (result.is_empty()) {
 				if (!filter->get_text().is_empty()) {
-					library_error->set_text(
+					library_info->set_text(
 							vformat(TTR("No results for \"%s\"."), filter->get_text()));
 				} else {
 					// No results, even though the user didn't search for anything specific.
 					// This is typically because the version number changed recently
 					// and no assets compatible with the new version have been published yet.
-					library_error->set_text(
+					library_info->set_text(
 							vformat(TTR("No results compatible with %s %s."), String(VERSION_SHORT_NAME).capitalize(), String(VERSION_BRANCH)));
 				}
-				library_error->show();
+				library_info->show();
+			} else {
+				library_info->hide();
 			}
 
 			for (int i = 0; i < result.size(); i++) {
@@ -1488,15 +1510,23 @@ EditorAssetLibrary::EditorAssetLibrary(bool p_templates_only) {
 
 	library_vb_border->add_child(library_vb);
 
-	library_loading = memnew(Label(TTR("Loading...")));
+	library_info = memnew(Label);
-	library_loading->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
+	library_info->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
-	library_vb->add_child(library_loading);
+	library_vb->add_child(library_info);
 
-	library_error = memnew(Label);
+	library_error = memnew(VBoxContainer);
-	library_error->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
 	library_error->hide();
 	library_vb->add_child(library_error);
 
+	library_error_label = memnew(Label(TTR("Failed to get repository configuration.")));
+	library_error_label->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
+	library_error->add_child(library_error_label);
+
+	library_error_retry = memnew(Button(TTR("Retry")));
+	library_error_retry->set_h_size_flags(SIZE_SHRINK_CENTER);
+	library_error_retry->connect("pressed", callable_mp(this, &EditorAssetLibrary::_request_current_config));
+	library_error->add_child(library_error_retry);
+
 	asset_top_page = memnew(HBoxContainer);
 	library_vb->add_child(asset_top_page);
 

editor/plugins/asset_library_editor_plugin.h

@@ -186,8 +186,10 @@ class EditorAssetLibrary : public PanelContainer {
 	PanelContainer *library_scroll_bg = nullptr;
 	ScrollContainer *library_scroll = nullptr;
 	VBoxContainer *library_vb = nullptr;
-	Label *library_loading = nullptr;
+	Label *library_info = nullptr;
-	Label *library_error = nullptr;
+	VBoxContainer *library_error = nullptr;
+	Label *library_error_label = nullptr;
+	Button *library_error_retry = nullptr;
 	LineEdit *filter = nullptr;
 	Timer *filter_debounce_timer = nullptr;
 	OptionButton *categories = nullptr;
@@ -291,6 +293,7 @@ class EditorAssetLibrary : public PanelContainer {
 	void _api_request(const String &p_request, RequestType p_request_type, const String &p_arguments = "");
 	void _http_request_completed(int p_status, int p_code, const PackedStringArray &headers, const PackedByteArray &p_data);
 	void _filter_debounce_timer_timeout();
+	void _request_current_config();
 	EditorAssetLibraryItemDownload *_get_asset_in_progress(int p_asset_id) const;
 
 	void _repository_changed(int p_repository_id);