TF-4050 Preview and download uploaded file in composer on web
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dab246
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import 'dart:async';
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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/print_utils.dart';
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import 'package:dartz/dartz.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:model/download/download_task_id.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/download/domain/model/download_source_view.dart';
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import 'package:tmail_ui_user/features/download/domain/state/download_all_attachments_for_web_state.dart';
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import 'package:tmail_ui_user/features/download/domain/state/download_and_get_html_content_from_attachment_state.dart';
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import 'package:tmail_ui_user/features/download/domain/state/download_attachment_for_web_state.dart';
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import 'package:tmail_ui_user/features/download/domain/state/export_all_attachments_state.dart';
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import 'package:tmail_ui_user/features/download/domain/state/export_attachment_state.dart';
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import 'package:tmail_ui_user/features/download/domain/state/get_html_content_from_upload_file_state.dart';
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import 'package:tmail_ui_user/features/download/domain/state/parse_email_by_blob_id_state.dart';
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import 'package:tmail_ui_user/features/download/domain/state/preview_email_from_eml_file_state.dart';
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import 'package:tmail_ui_user/features/download/domain/usecase/download_all_attachments_for_web_interactor.dart';
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import 'package:tmail_ui_user/features/download/domain/usecase/download_and_get_html_content_from_attachment_interactor.dart';
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import 'package:tmail_ui_user/features/download/domain/usecase/download_attachment_for_web_interactor.dart';
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import 'package:tmail_ui_user/features/download/domain/usecase/export_all_attachments_interactor.dart';
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import 'package:tmail_ui_user/features/download/domain/usecase/export_attachment_interactor.dart';
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import 'package:tmail_ui_user/features/download/domain/usecase/get_html_content_from_upload_file_interactor.dart';
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import 'package:tmail_ui_user/features/download/domain/usecase/parse_email_by_blob_id_interactor.dart';
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import 'package:tmail_ui_user/features/download/domain/usecase/preview_email_from_eml_file_interactor.dart';
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import 'package:tmail_ui_user/features/download/presentation/extensions/download_attachment_download_controller_extension.dart';
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import 'package:tmail_ui_user/features/download/presentation/extensions/preview_attachment_download_controller_extension.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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typedef UpdateDownloadTaskStateCallback = DownloadTaskState Function(DownloadTaskState currentState);
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class DownloadController extends BaseController {
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final DownloadManager downloadManager;
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final PrintUtils printUtils;
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final DownloadAttachmentForWebInteractor downloadAttachmentForWebInteractor;
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final DownloadAllAttachmentsForWebInteractor
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downloadAllAttachmentsForWebInteractor;
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final ParseEmailByBlobIdInteractor parseEmailByBlobIdInteractor;
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final PreviewEmailFromEmlFileInteractor previewEmailFromEmlFileInteractor;
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final DownloadAndGetHtmlContentFromAttachmentInteractor
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downloadAndGetHtmlContentFromAttachmentInteractor;
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final GetHtmlContentFromUploadFileInteractor
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getHtmlContentFromUploadFileInteractor;
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final ExportAttachmentInteractor exportAttachmentInteractor;
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final ExportAllAttachmentsInteractor exportAllAttachmentsInteractor;
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DownloadController(
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this.downloadManager,
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this.printUtils,
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this.downloadAttachmentForWebInteractor,
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this.downloadAllAttachmentsForWebInteractor,
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this.parseEmailByBlobIdInteractor,
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this.previewEmailFromEmlFileInteractor,
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this.downloadAndGetHtmlContentFromAttachmentInteractor,
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this.getHtmlContentFromUploadFileInteractor,
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this.exportAttachmentInteractor,
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this.exportAllAttachmentsInteractor,
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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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void addDownloadTask(DownloadTaskState task) {
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log('DownloadController::addDownloadTask(): ${task.taskId}');
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listDownloadTaskState.add(task);
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hideDownloadTaskbar.value = false;
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}
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void updateDownloadTaskByTaskId(
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DownloadTaskId downloadTaskId,
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UpdateDownloadTaskStateCallback updateDownloadTaskCallback,
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) {
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final matchIndex = listDownloadTaskState
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.indexWhere((task) => task.taskId == downloadTaskId);
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if (matchIndex >= 0) {
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listDownloadTaskState[matchIndex] = updateDownloadTaskCallback(listDownloadTaskState[matchIndex]);
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listDownloadTaskState.refresh();
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}
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}
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void deleteDownloadTask(DownloadTaskId taskId) {
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log('DownloadController::deleteDownloadTask(): $taskId');
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final matchIndex = listDownloadTaskState
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.indexWhere((task) => task.taskId == taskId);
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if (matchIndex >= 0) {
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listDownloadTaskState.removeAt(matchIndex);
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listDownloadTaskState.refresh();
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}
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if (listDownloadTaskState.isEmpty) {
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hideDownloadTaskbar.value = true;
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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 clearDownloadUIAction() {
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downloadUIAction.value = null;
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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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success.sourceView == DownloadSourceView.emailView) {
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pushDownloadUIAction(UpdateAttachmentsViewStateAction(
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success.attachment.blobId,
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Right<Failure, Success>(success),
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));
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} else if (success is DownloadingAttachmentForWeb &&
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success.sourceView == DownloadSourceView.emailView) {
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pushDownloadUIAction(UpdateAttachmentsViewStateAction(
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success.attachment.blobId,
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Right<Failure, Success>(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 if (success is ParseEmailByBlobIdSuccess) {
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handleParseEmailByBlobIdSuccess(
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context: currentContext,
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accountId: success.accountId,
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session: success.session,
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ownEmailAddress: success.ownEmailAddress,
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blobId: success.blobId,
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email: success.email,
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);
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} else if (success is PreviewEmailFromEmlFileSuccess) {
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handlePreviewEmailFromEmlFileSuccess(success);
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} else if (success is DownloadAndGetHtmlContentFromAttachmentSuccess) {
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handleDownloadAndGetHtmlContentFromAttachmentSuccess(success);
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} else if (success is DownloadAndGettingHtmlContentFromAttachment &&
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success.sourceView == DownloadSourceView.emailView) {
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pushDownloadUIAction(
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UpdateAttachmentsViewStateAction(
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success.blobId,
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Right<Failure, Success>(success),
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),
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);
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} else if (success is ExportAttachmentSuccess) {
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exportAttachmentSuccessAction(success.downloadedResponse);
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} else if (success is ExportAllAttachmentsSuccess) {
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exportAllAttachmentsSuccessAction(success.downloadedResponse.filePath);
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} else if (success is GetHtmlContentFromUploadFileSuccess) {
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handleGetHtmlContentFromUploadFileSuccess(success);
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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(failureState: failure);
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} else if (failure is DownloadAttachmentForWebFailure) {
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downloadAttachmentForWebFailureAction(failureState: failure);
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} else if (failure is ParseEmailByBlobIdFailure) {
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handleParseEmailByBlobIdFailure(failure);
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} else if (failure is PreviewEmailFromEmlFileFailure) {
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handlePreviewEmailFromEMLFileFailure(failure);
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} else if (failure is GetHtmlContentFromUploadFileFailure ||
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failure is DownloadAndGetHtmlContentFromAttachmentFailure) {
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handlePreviewHtmlFileFailure(failureState: failure);
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} else if (failure is ExportAttachmentFailure) {
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exportAttachmentFailureAction(failure);
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} else if (failure is ExportAllAttachmentsFailure) {
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exportAllAttachmentsFailureAction(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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