Files
Wino-Mail/Wino.Server/MessageHandlers/MailSynchronizationRequestHandler.cs

114 lines
5.1 KiB
C#

using System;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using CommunityToolkit.Mvvm.Messaging;
using Wino.Core.Domain.Enums;
using Wino.Core.Domain.Interfaces;
using Wino.Core.Domain.Models.Server;
using Wino.Core.Domain.Models.Synchronization;
using Wino.Messaging.Server;
using Wino.Messaging.UI;
using Wino.Server.Core;
namespace Wino.Server.MessageHandlers;
/// <summary>
/// Handler for NewMailSynchronizationRequested from the client.
/// </summary>
public class MailSynchronizationRequestHandler : ServerMessageHandler<NewMailSynchronizationRequested, MailSynchronizationResult>
{
public override WinoServerResponse<MailSynchronizationResult> FailureDefaultResponse(Exception ex)
=> WinoServerResponse<MailSynchronizationResult>.CreateErrorResponse(ex.Message);
private readonly ISynchronizerFactory _synchronizerFactory;
private readonly INotificationBuilder _notificationBuilder;
private readonly IAccountService _accountService;
private readonly IFolderService _folderService;
public MailSynchronizationRequestHandler(ISynchronizerFactory synchronizerFactory,
INotificationBuilder notificationBuilder,
IAccountService accountService,
IFolderService folderService)
{
_synchronizerFactory = synchronizerFactory;
_notificationBuilder = notificationBuilder;
_accountService = accountService;
_folderService = folderService;
}
protected override async Task<WinoServerResponse<MailSynchronizationResult>> HandleAsync(NewMailSynchronizationRequested message, CancellationToken cancellationToken = default)
{
var synchronizer = await _synchronizerFactory.GetAccountSynchronizerAsync(message.Options.AccountId);
// 1. Don't send message for sync completion when we execute requests.
// People are usually interested in seeing the notification after they trigger the synchronization.
// 2. Don't send message for sync completion when we are synchronizing from the server.
// It happens very common and there is no need to send a message for each synchronization.
bool shouldReportSynchronizationResult =
message.Options.Type != MailSynchronizationType.ExecuteRequests &&
message.Options.Type != MailSynchronizationType.IMAPIdle &&
message.Source == SynchronizationSource.Client;
try
{
var synchronizationResult = await synchronizer.SynchronizeMailsAsync(message.Options, cancellationToken).ConfigureAwait(false);
bool isNotificationsEnabled = await _accountService.IsNotificationsEnabled(synchronizer.Account.Id).ConfigureAwait(false);
if (isNotificationsEnabled && (synchronizationResult.DownloadedMessages?.Any() ?? false))
{
var accountInboxFolder = await _folderService.GetSpecialFolderByAccountIdAsync(message.Options.AccountId, SpecialFolderType.Inbox);
if (accountInboxFolder != null)
{
await _notificationBuilder.CreateNotificationsAsync(accountInboxFolder.Id, synchronizationResult.DownloadedMessages);
}
}
var isSynchronizationSucceeded = synchronizationResult.CompletedState == SynchronizationCompletedState.Success;
// IDLE requests might be canceled successfully.
if (message.Options.Type == MailSynchronizationType.IMAPIdle && synchronizationResult.CompletedState == SynchronizationCompletedState.Canceled)
{
isSynchronizationSucceeded = true;
}
// Update badge count of the notification task.
if (isSynchronizationSucceeded)
{
await _notificationBuilder.UpdateTaskbarIconBadgeAsync();
}
if (shouldReportSynchronizationResult)
{
var completedMessage = new AccountSynchronizationCompleted(message.Options.AccountId,
isSynchronizationSucceeded ? SynchronizationCompletedState.Success : SynchronizationCompletedState.Failed,
message.Options.GroupedSynchronizationTrackingId);
WeakReferenceMessenger.Default.Send(completedMessage);
}
return WinoServerResponse<MailSynchronizationResult>.CreateSuccessResponse(synchronizationResult);
}
// TODO: Following cases might always be thrown from server. Handle them properly.
//catch (AuthenticationAttentionException)
//{
// // TODO
// // await SetAccountAttentionAsync(accountId, AccountAttentionReason.InvalidCredentials);
//}
//catch (SystemFolderConfigurationMissingException)
//{
// // TODO
// // await SetAccountAttentionAsync(accountId, AccountAttentionReason.MissingSystemFolderConfiguration);
//}
catch (Exception)
{
throw;
}
}
}