TF-4128 Separate download handling into independent class to decouple from views on web

2025-10-28 16:44:40 +07:00
parent 832f8e1391
commit be8eaf6258
37 changed files with 955 additions and 1095 deletions
@@ -0,0 +1,75 @@
+import 'dart:async';
+import 'dart:typed_data';
+
+import 'package:core/presentation/state/failure.dart';
+import 'package:core/presentation/state/success.dart';
+import 'package:dartz/dartz.dart';
+import 'package:dio/dio.dart';
+import 'package:jmap_dart_client/jmap/account_id.dart';
+import 'package:jmap_dart_client/jmap/mail/email/email.dart';
+import 'package:model/account/account_request.dart';
+import 'package:model/download/download_task_id.dart';
+import 'package:model/email/attachment.dart';
+import 'package:tmail_ui_user/features/email/data/network/email_api.dart';
+import 'package:tmail_ui_user/features/mailbox_dashboard/data/datasource/download_datasource.dart';
+import 'package:tmail_ui_user/main/exceptions/exception_thrower.dart';
+
+class DownloadDatasourceImpl extends DownloadDatasource {
+  final EmailAPI _emailAPI;
+  final ExceptionThrower _exceptionThrower;
+
+  DownloadDatasourceImpl(this._emailAPI, this._exceptionThrower);
+
+  @override
+  Future<Uint8List> downloadAttachmentForWeb(
+    DownloadTaskId taskId,
+    Attachment attachment,
+    AccountId accountId,
+    String baseDownloadUrl,
+    AccountRequest accountRequest, {
+    StreamController<Either<Failure, Success>>? onReceiveController,
+    CancelToken? cancelToken,
+  }) {
+    return Future.sync(() async {
+      return await _emailAPI.downloadAttachmentForWeb(
+        taskId,
+        attachment,
+        accountId,
+        baseDownloadUrl,
+        accountRequest,
+        onReceiveController: onReceiveController,
+        cancelToken: cancelToken,
+      );
+    }).catchError((error, stackTrace) async {
+      await _exceptionThrower.throwException(error, stackTrace);
+      throw error;
+    });
+  }
+
+  @override
+  Future<void> downloadAllAttachmentsForWeb(
+      AccountId accountId,
+      EmailId emailId,
+      String baseDownloadAllUrl,
+      String outputFileName,
+      AccountRequest accountRequest,
+      DownloadTaskId taskId,
+      {StreamController<Either<Failure, Success>>? onReceiveController,
+      CancelToken? cancelToken}) {
+    return Future.sync(() async {
+      return await _emailAPI.downloadAllAttachmentsForWeb(
+        accountId,
+        emailId,
+        baseDownloadAllUrl,
+        outputFileName,
+        accountRequest,
+        taskId,
+        onReceiveController: onReceiveController,
+        cancelToken: cancelToken,
+      );
+    }).catchError((error, stackTrace) async {
+      await _exceptionThrower.throwException(error, stackTrace);
+      throw error;
+    });
+  }
+}