TF-4128 Separate download handling into independent class to decouple from views on web
This commit is contained in:
dab246
+462
-1
@@ -1,15 +1,168 @@
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import 'dart:async';
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import 'package:core/data/network/config/dynamic_url_interceptors.dart';
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import 'package:core/data/network/download/download_manager.dart';
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import 'package:core/presentation/extensions/color_extension.dart';
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import 'package:core/presentation/state/failure.dart';
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import 'package:core/presentation/state/success.dart';
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import 'package:core/utils/app_logger.dart';
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import 'package:core/utils/platform_info.dart';
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import 'package:dartz/dartz.dart';
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import 'package:dio/dio.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:get/get_navigation/src/dialog/dialog_route.dart';
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import 'package:http_parser/http_parser.dart';
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import 'package:jmap_dart_client/jmap/account_id.dart';
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import 'package:jmap_dart_client/jmap/core/session/session.dart';
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import 'package:model/download/download_task_id.dart';
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import 'package:model/email/attachment.dart';
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import 'package:model/email/eml_attachment.dart';
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import 'package:model/email/presentation_email.dart';
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import 'package:model/extensions/presentation_email_extension.dart';
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import 'package:model/extensions/session_extension.dart';
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import 'package:pointer_interceptor/pointer_interceptor.dart';
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import 'package:tmail_ui_user/features/base/base_controller.dart';
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import 'package:tmail_ui_user/features/email/domain/exceptions/email_exceptions.dart';
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import 'package:tmail_ui_user/features/email/domain/state/download_all_attachments_for_web_state.dart';
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import 'package:tmail_ui_user/features/email/domain/state/download_attachment_for_web_state.dart';
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import 'package:tmail_ui_user/features/email/domain/usecases/download_all_attachments_for_web_interactor.dart';
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import 'package:tmail_ui_user/features/email/domain/usecases/download_attachment_for_web_interactor.dart';
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import 'package:tmail_ui_user/features/email/presentation/extensions/attachment_extension.dart';
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import 'package:tmail_ui_user/features/home/data/exceptions/session_exceptions.dart';
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import 'package:tmail_ui_user/features/home/domain/extensions/session_extensions.dart';
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import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/action/download_ui_action.dart';
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import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/model/download/download_task_state.dart';
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import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
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import 'package:tmail_ui_user/main/routes/route_navigation.dart';
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import 'package:twake_previewer_flutter/core/constants/supported_charset.dart';
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import 'package:twake_previewer_flutter/core/previewer_options/options/previewer_state.dart';
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import 'package:twake_previewer_flutter/core/previewer_options/options/top_bar_options.dart';
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import 'package:twake_previewer_flutter/core/previewer_options/previewer_options.dart';
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import 'package:twake_previewer_flutter/twake_image_previewer/twake_image_previewer.dart';
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import 'package:twake_previewer_flutter/twake_plain_text_previewer/twake_plain_text_previewer.dart';
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import 'package:uuid/uuid.dart';
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typedef UpdateDownloadTaskStateCallback = DownloadTaskState Function(DownloadTaskState currentState);
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class DownloadController extends GetxController {
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class DownloadController extends BaseController {
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final DownloadAttachmentForWebInteractor _downloadAttachmentForWebInteractor;
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final DownloadAllAttachmentsForWebInteractor
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_downloadAllAttachmentsForWebInteractor;
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final DownloadManager _downloadManager;
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DownloadController(
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this._downloadAttachmentForWebInteractor,
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this._downloadAllAttachmentsForWebInteractor,
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this._downloadManager,
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);
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final listDownloadTaskState = RxList<DownloadTaskState>();
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final hideDownloadTaskbar = RxBool(false);
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final downloadUIAction = Rxn<DownloadUIAction>();
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final _downloadProgressStateController =
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StreamController<Either<Failure, Success>>.broadcast();
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StreamSubscription<Either<Failure, Success>>?
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_downloadProgressStateSubscription;
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@override
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void onInit() {
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super.onInit();
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_registerDownloadProgressState();
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}
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void _registerDownloadProgressState() {
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_downloadProgressStateSubscription = _downloadProgressStateController.stream
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.listen(_onDownloadProgressStateChanged);
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}
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void _onDownloadProgressStateChanged(Either<Failure, Success> state) {
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state.fold((_) => null, (success) {
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if (success is StartDownloadAttachmentForWeb) {
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_handleStartSingleDownload(success);
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} else if (success is DownloadingAttachmentForWeb) {
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_updateDownloadProgress(
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success.taskId,
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success.progress,
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success.downloaded,
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success.total,
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);
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} else if (success is StartDownloadAllAttachmentsForWeb) {
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_handleStartAllDownload(success);
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} else if (success is DownloadingAllAttachmentsForWeb) {
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_updateDownloadProgress(
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success.taskId,
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success.progress,
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success.downloaded,
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success.total,
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);
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}
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});
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}
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void _handleStartSingleDownload(StartDownloadAttachmentForWeb success) {
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if (success.previewerSupported) return;
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addDownloadTask(
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DownloadTaskState(
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taskId: success.taskId,
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attachment: success.attachment,
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onCancel: success.cancelToken?.cancel,
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),
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);
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if (_hasValidContext) {
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appToast.showToastMessage(
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currentOverlayContext!,
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AppLocalizations.of(currentContext!).your_download_has_started,
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leadingSVGIconColor: AppColor.primaryColor,
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leadingSVGIcon: imagePaths.icDownload,
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);
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}
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}
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void _handleStartAllDownload(StartDownloadAllAttachmentsForWeb success) {
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addDownloadTask(
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DownloadTaskState(
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taskId: success.taskId,
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attachment: success.attachment,
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onCancel: () => success.cancelToken?.cancel(),
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),
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);
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if (_hasValidContext) {
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appToast.showToastSuccessMessage(
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currentOverlayContext!,
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AppLocalizations.of(currentContext!).creatingAnArchiveForDownloading,
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leadingSVGIconColor: Colors.white,
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leadingSVGIcon: imagePaths.icDownloadAll,
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);
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}
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}
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void _updateDownloadProgress(
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DownloadTaskId taskId,
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double progress,
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int downloaded,
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int total,
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) {
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final percent = progress.round();
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log('$runtimeType::_updateDownloadProgress(): $percent%');
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updateDownloadTaskByTaskId(taskId, (currentTask) {
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return currentTask.copyWith(
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progress: progress,
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downloaded: downloaded,
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total: total,
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);
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});
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}
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bool get _hasValidContext =>
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currentOverlayContext != null && currentContext != null;
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bool get notEmptyListDownloadTask => listDownloadTaskState.isNotEmpty;
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@@ -43,4 +196,312 @@ class DownloadController extends GetxController {
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hideDownloadTaskbar.value = true;
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}
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}
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void downloadAttachmentForWeb({
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required Attachment attachment,
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required AccountId? accountId,
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required Session? session,
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bool previewerSupported = false,
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}) {
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if (accountId == null || session == null) {
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consumeState(Stream.value(
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Left(DownloadAttachmentForWebFailure(
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attachment: attachment,
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exception: NotFoundSessionException(),
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)),
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));
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return;
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}
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final generateTaskId = DownloadTaskId(uuid.v4());
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try {
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final baseDownloadUrl = session.getDownloadUrl(
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jmapUrl: dynamicUrlInterceptors.jmapUrl,
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);
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final cancelToken = CancelToken();
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consumeState(_downloadAttachmentForWebInteractor.execute(
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generateTaskId,
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attachment,
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accountId,
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baseDownloadUrl,
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onReceiveController: _downloadProgressStateController,
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cancelToken: cancelToken,
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previewerSupported: previewerSupported,
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));
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} catch (e) {
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consumeState(Stream.value(
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Left(DownloadAttachmentForWebFailure(
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attachment: attachment,
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taskId: generateTaskId,
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exception: e,
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)),
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));
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}
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}
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void downloadAllAttachmentsForWeb({
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required String outputFileName,
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required PresentationEmail? currentEmail,
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required AccountId? accountId,
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required Session? session,
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bool previewerSupported = false,
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}) {
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final taskId = DownloadTaskId(uuid.v4());
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if (accountId == null || session == null) {
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consumeState(Stream.value(
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Left(DownloadAllAttachmentsForWebFailure(
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exception: NotFoundSessionException(),
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taskId: taskId,
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)),
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));
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return;
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}
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final downloadAllSupported = session.isDownloadAllSupported(accountId);
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final emailId = currentEmail?.id;
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if (!downloadAllSupported || emailId == null) {
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consumeState(Stream.value(
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Left(DownloadAllAttachmentsForWebFailure(taskId: taskId)),
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));
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return;
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}
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final baseDownloadAllUrl = session.getDownloadAllCapability(accountId)!.endpoint!;
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final downloadAttachment = Attachment(
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name: outputFileName,
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type: MediaType('application', 'zip'),
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);
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final cancelToken = CancelToken();
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consumeState(_downloadAllAttachmentsForWebInteractor.execute(
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accountId,
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emailId,
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baseDownloadAllUrl,
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downloadAttachment,
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taskId,
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onReceiveController: _downloadProgressStateController,
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cancelToken: cancelToken,
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));
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}
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void downloadMessageAsEML({
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required PresentationEmail presentationEmail,
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required AccountId? accountId,
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required Session? session,
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}) {
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if (accountId == null || session == null) return;
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final emlAttachment = presentationEmail.createEMLAttachment();
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if (emlAttachment.blobId == null) {
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consumeState(Stream.value(
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Left(DownloadAttachmentForWebFailure(
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exception: NotFoundEmailBlobIdException(),
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)),
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));
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return;
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}
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final generateTaskId = DownloadTaskId(const Uuid().v4());
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try {
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final baseDownloadUrl = session.getDownloadUrl(
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jmapUrl: getBinding<DynamicUrlInterceptors>()?.jmapUrl,
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);
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final cancelToken = CancelToken();
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consumeState(_downloadAttachmentForWebInteractor.execute(
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generateTaskId,
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emlAttachment,
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accountId,
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baseDownloadUrl,
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onReceiveController: _downloadProgressStateController,
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cancelToken: cancelToken,
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previewerSupported: false,
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));
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} catch (e) {
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consumeState(Stream.value(Left(DownloadAttachmentForWebFailure(
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attachment: emlAttachment,
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taskId: generateTaskId,
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exception: e,
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))));
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}
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}
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void _pushDownloadUIAction(DownloadUIAction action) {
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downloadUIAction.value = action;
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}
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void _handleDownloadAttachmentForWebSuccess(
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DownloadAttachmentForWebSuccess success,
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) {
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_pushDownloadUIAction(UpdateAttachmentsViewStateAction(
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success.attachment.blobId,
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success,
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));
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deleteDownloadTask(success.taskId);
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if (!success.previewerSupported) {
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_downloadManager.createAnchorElementDownloadFileWeb(
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success.bytes,
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success.attachment.generateFileName(),
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);
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return;
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}
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if (success.attachment.isImage) {
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_previewImageFile(attachment: success.attachment, bytes: success.bytes);
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} else if (success.attachment.isText || success.attachment.isJson) {
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_previewTextPlainFile(
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attachment: success.attachment,
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bytes: success.bytes,
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);
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}
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}
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void _downloadAttachmentQuickly(Attachment attachment) {
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if (PlatformInfo.isWeb) {
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_pushDownloadUIAction(DownloadAttachmentsQuicklyAction(attachment));
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}
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}
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void _previewImageFile({
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required Uint8List bytes,
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required Attachment attachment,
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}) {
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if (currentContext == null) return;
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Navigator.of(currentContext!).push(GetDialogRoute(
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pageBuilder: (context, _, __) => PointerInterceptor(
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child: TwakeImagePreviewer(
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bytes: bytes,
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zoomable: true,
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previewerOptions: const PreviewerOptions(
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previewerState: PreviewerState.success,
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),
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topBarOptions: TopBarOptions(
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title: attachment.generateFileName(),
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onClose: () => Navigator.maybePop(context),
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onDownload: currentContext == null
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? null
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: () => _downloadAttachmentQuickly(attachment),
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),
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),
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),
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barrierDismissible: false,
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));
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}
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void _previewTextPlainFile({
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required Uint8List bytes,
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required Attachment attachment,
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}) {
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if (currentContext == null) return;
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Navigator.of(currentContext!).push(GetDialogRoute(
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pageBuilder: (context, _, __) => PointerInterceptor(
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child: TwakePlainTextPreviewer(
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supportedCharset: SupportedCharset.utf8,
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bytes: bytes,
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previewerOptions: PreviewerOptions(
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previewerState: PreviewerState.success,
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width: currentContext == null ? 200 : currentContext!.width * 0.8,
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),
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topBarOptions: TopBarOptions(
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title: attachment.generateFileName(),
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onClose: () => Navigator.maybePop(context),
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onDownload: currentContext == null
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? null
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: () => _downloadAttachmentQuickly(attachment),
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),
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),
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),
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barrierDismissible: false,
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));
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}
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void clearDownloadUIAction() {
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downloadUIAction.value = null;
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}
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void _downloadAllAttachmentsForWebFailure(
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DownloadAllAttachmentsForWebFailure failure,
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) {
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deleteDownloadTask(failure.taskId);
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if (currentOverlayContext == null || currentContext == null) return;
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final appLocalizations = AppLocalizations.of(currentContext!);
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String message = failure.cancelToken?.isCancelled == true
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? appLocalizations.downloadAttachmentHasBeenCancelled
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: appLocalizations.attachment_download_failed;
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appToast.showToastErrorMessage(currentOverlayContext!, message);
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}
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void _downloadAttachmentForWebFailureAction(DownloadAttachmentForWebFailure failure) {
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if (failure.taskId != null) {
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deleteDownloadTask(failure.taskId!);
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}
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if (failure.attachment != null) {
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_pushDownloadUIAction(
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UpdateAttachmentsViewStateAction(failure.attachment?.blobId, failure),
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);
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}
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if (currentOverlayContext == null || currentContext == null) return;
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final appLocalizations = AppLocalizations.of(currentContext!);
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String message = appLocalizations.attachment_download_failed;
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if (failure.attachment is EMLAttachment) {
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message = appLocalizations.downloadMessageAsEMLFailed;
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} else if (failure.cancelToken?.isCancelled == true) {
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message = appLocalizations.downloadAttachmentHasBeenCancelled;
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}
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appToast.showToastErrorMessage(currentOverlayContext!, message);
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}
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@override
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void handleSuccessViewState(Success success) {
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if (success is DownloadAttachmentForWebSuccess) {
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_handleDownloadAttachmentForWebSuccess(success);
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} else if (success is StartDownloadAttachmentForWeb) {
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_pushDownloadUIAction(UpdateAttachmentsViewStateAction(
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success.attachment.blobId,
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success,
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));
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} else if (success is DownloadingAttachmentForWeb) {
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_pushDownloadUIAction(UpdateAttachmentsViewStateAction(
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success.attachment.blobId,
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success,
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));
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} else if (success is DownloadAllAttachmentsForWebSuccess) {
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deleteDownloadTask(success.taskId);
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} else {
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super.handleSuccessViewState(success);
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}
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}
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@override
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void handleFailureViewState(Failure failure) {
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if (failure is DownloadAllAttachmentsForWebFailure) {
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_downloadAllAttachmentsForWebFailure(failure);
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} else if (failure is DownloadAttachmentForWebFailure) {
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_downloadAttachmentForWebFailureAction(failure);
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} else {
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super.handleFailureViewState(failure);
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}
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}
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@override
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void onClose() {
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_downloadProgressStateSubscription?.cancel();
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_downloadProgressStateSubscription = null;
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_downloadProgressStateController.close();
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super.onClose();
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}
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}
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+19
@@ -111,6 +111,7 @@ import 'package:tmail_ui_user/features/mailbox_dashboard/domain/usecases/remove_
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import 'package:tmail_ui_user/features/mailbox_dashboard/domain/usecases/remove_email_drafts_interactor.dart';
|
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import 'package:tmail_ui_user/features/mailbox_dashboard/domain/usecases/store_email_sort_order_interactor.dart';
|
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import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/action/dashboard_action.dart';
|
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import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/action/download_ui_action.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/controller/app_grid_dashboard_controller.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/controller/download/download_controller.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/controller/search_controller.dart' as search;
|
||||
@@ -120,6 +121,7 @@ import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/extensions
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/extensions/handle_action_type_for_email_selection.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/extensions/handle_clear_mailbox_extension.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/extensions/handle_create_new_rule_filter.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/extensions/handle_download_extension.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/extensions/handle_preferences_setting_extension.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/extensions/handle_reactive_obx_variable_extension.dart';
|
||||
import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/extensions/handle_save_email_as_draft_extension.dart';
|
||||
@@ -313,6 +315,7 @@ class MailboxDashBoardController extends ReloadableController
|
||||
PaywallController? paywallController;
|
||||
Worker? advancedSearchVisibleWorker;
|
||||
Worker? searchInputFocusWorker;
|
||||
Worker? _downloadUIActionWorker;
|
||||
|
||||
final StreamController<Either<Failure, Success>> _progressStateController =
|
||||
StreamController<Either<Failure, Success>>.broadcast();
|
||||
@@ -748,12 +751,26 @@ class MailboxDashBoardController extends ReloadableController
|
||||
.listen(_handleRefreshActionWhenBackToApp);
|
||||
|
||||
_registerLocalNotificationStreamListener();
|
||||
|
||||
_registerDownloadUIActionListener();
|
||||
}
|
||||
|
||||
void _registerLocalNotificationStreamListener() {
|
||||
_notificationManager.localNotificationStream.listen(_handleClickLocalNotificationOnForeground);
|
||||
}
|
||||
|
||||
void _registerDownloadUIActionListener() {
|
||||
_downloadUIActionWorker = ever(
|
||||
downloadController.downloadUIAction,
|
||||
(action) {
|
||||
if (action is DownloadAttachmentsQuicklyAction) {
|
||||
downloadAttachmentForWeb(attachment: action.attachment);
|
||||
downloadController.clearDownloadUIAction();
|
||||
}
|
||||
},
|
||||
);
|
||||
}
|
||||
|
||||
Future<void> _handleClickNotificationOnAndroidInTerminated() async {
|
||||
_notificationManager.activatedNotificationClickedOnTerminate = true;
|
||||
final notificationResponse = await _notificationManager.getCurrentNotificationResponse();
|
||||
@@ -3325,6 +3342,8 @@ class MailboxDashBoardController extends ReloadableController
|
||||
twakeAppManager.setHasComposer(false);
|
||||
paywallController?.onClose();
|
||||
paywallController = null;
|
||||
_downloadUIActionWorker?.dispose();
|
||||
_downloadUIActionWorker = null;
|
||||
super.onClose();
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user