Files
Wino-Mail/Wino.Core/Integration/Processors/GmailChangeProcessor.cs
2025-05-20 21:08:19 +02:00

296 lines
13 KiB
C#

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Threading.Tasks;
using Google.Apis.Calendar.v3.Data;
using Serilog;
using Wino.Core.Domain.Entities.Calendar;
using Wino.Core.Domain.Entities.Shared;
using Wino.Core.Domain.Enums;
using Wino.Core.Domain.Interfaces;
using Wino.Core.Domain.Models.MailItem;
using Wino.Core.Extensions;
using Wino.Services;
using CalendarEventAttendee = Wino.Core.Domain.Entities.Calendar.CalendarEventAttendee;
using CalendarItem = Wino.Core.Domain.Entities.Calendar.CalendarItem;
namespace Wino.Core.Integration.Processors;
public class GmailChangeProcessor : DefaultChangeProcessor, IGmailChangeProcessor
{
public GmailChangeProcessor(IDatabaseService databaseService,
IFolderService folderService,
IMailService mailService,
ICalendarService calendarService,
IAccountService accountService,
IMimeFileService mimeFileService) : base(databaseService, folderService, mailService, calendarService, accountService, mimeFileService)
{
}
public Task MapLocalDraftAsync(string mailCopyId, string newDraftId, string newThreadId)
=> MailService.MapLocalDraftAsync(mailCopyId, newDraftId, newThreadId);
public Task CreateAssignmentAsync(Guid accountId, string mailCopyId, string remoteFolderId)
=> MailService.CreateAssignmentAsync(accountId, mailCopyId, remoteFolderId);
public async Task ManageCalendarEventAsync(Event calendarEvent, AccountCalendar assignedCalendar, MailAccount organizerAccount)
{
var status = calendarEvent.Status;
var recurringEventId = calendarEvent.RecurringEventId;
// 1. Canceled exceptions of recurred events are only guaranteed to have recurringEventId, Id and start time.
// 2. Updated exceptions of recurred events have different Id, but recurringEventId is the same as parent.
// Check if we have this event before.
var existingCalendarItem = await CalendarService.GetCalendarItemAsync(assignedCalendar.Id, calendarEvent.Id);
if (existingCalendarItem == null)
{
CalendarItem parentRecurringEvent = null;
// Manage the recurring event id.
if (!string.IsNullOrEmpty(recurringEventId))
{
parentRecurringEvent = await CalendarService.GetCalendarItemAsync(assignedCalendar.Id, recurringEventId).ConfigureAwait(false);
if (parentRecurringEvent == null)
{
Log.Information($"Parent recurring event is missing for event. Skipping creation of {calendarEvent.Id}");
return;
}
}
// We don't have this event yet. Create a new one.
var eventStartDateTimeOffset = GoogleIntegratorExtensions.GetEventDateTimeOffset(calendarEvent.Start);
var eventEndDateTimeOffset = GoogleIntegratorExtensions.GetEventDateTimeOffset(calendarEvent.End);
CalendarItem calendarItem = null;
if (parentRecurringEvent != null)
{
// Exceptions of parent events might not have all the fields populated.
// We must use the parent event's data for fields that don't exists.
var organizerMail = GetOrganizerEmail(calendarEvent, organizerAccount);
var organizerName = GetOrganizerName(calendarEvent, organizerAccount);
calendarItem = new CalendarItem()
{
CalendarId = assignedCalendar.Id,
CreatedAt = DateTimeOffset.UtcNow,
Description = calendarEvent.Description ?? parentRecurringEvent.Description,
Id = Guid.NewGuid(),
StartTimeOffset = eventStartDateTimeOffset.ToString("o"),
EndTimeOffset = eventEndDateTimeOffset.ToString("o"),
Location = string.IsNullOrEmpty(calendarEvent.Location) ? parentRecurringEvent.Location : calendarEvent.Location,
// Leave it empty if it's not populated.
Recurrence = GoogleIntegratorExtensions.GetRecurrenceString(calendarEvent) == null ? string.Empty : GoogleIntegratorExtensions.GetRecurrenceString(calendarEvent),
Status = GetStatus(calendarEvent.Status),
Title = string.IsNullOrEmpty(calendarEvent.Summary) ? parentRecurringEvent.Title : calendarEvent.Summary,
UpdatedAt = DateTimeOffset.UtcNow,
Visibility = string.IsNullOrEmpty(calendarEvent.Visibility) ? parentRecurringEvent.Visibility : GetVisibility(calendarEvent.Visibility),
HtmlLink = string.IsNullOrEmpty(calendarEvent.HtmlLink) ? parentRecurringEvent.HtmlLink : calendarEvent.HtmlLink,
RemoteEventId = calendarEvent.Id,
IsLocked = calendarEvent.Locked.GetValueOrDefault(),
OrganizerDisplayName = string.IsNullOrEmpty(organizerName) ? parentRecurringEvent.OrganizerDisplayName : organizerName,
OrganizerEmail = string.IsNullOrEmpty(organizerMail) ? parentRecurringEvent.OrganizerEmail : organizerMail
};
}
else
{
// This is a parent event creation.
// Start-End dates are guaranteed to be populated.
calendarItem = new CalendarItem()
{
CalendarId = assignedCalendar.Id,
CreatedAt = DateTimeOffset.UtcNow,
Description = calendarEvent.Description,
Id = Guid.NewGuid(),
StartTimeOffset = eventStartDateTimeOffset.ToString("o"),
EndTimeOffset = eventEndDateTimeOffset.ToString("o"),
Location = calendarEvent.Location,
Recurrence = GoogleIntegratorExtensions.GetRecurrenceString(calendarEvent),
Status = GetStatus(calendarEvent.Status),
Title = calendarEvent.Summary,
UpdatedAt = DateTimeOffset.UtcNow,
Visibility = GetVisibility(calendarEvent.Visibility),
HtmlLink = calendarEvent.HtmlLink,
RemoteEventId = calendarEvent.Id,
IsLocked = calendarEvent.Locked.GetValueOrDefault(),
OrganizerDisplayName = GetOrganizerName(calendarEvent, organizerAccount),
OrganizerEmail = GetOrganizerEmail(calendarEvent, organizerAccount)
};
}
// Hide canceled events.
calendarItem.IsHidden = calendarItem.Status == CalendarItemStatus.Cancelled;
// Manage the recurring event id.
if (parentRecurringEvent != null)
{
calendarItem.RecurringCalendarItemId = parentRecurringEvent.Id;
}
Debug.WriteLine($"({assignedCalendar.Name}) {calendarItem.Title}, Start: {calendarItem.StartDate.ToString("f")}, End: {calendarItem.EndDate.ToString("f")}");
// Attendees
var attendees = new List<CalendarEventAttendee>();
if (calendarEvent.Attendees == null)
{
// Self-only event.
attendees.Add(new CalendarEventAttendee()
{
CalendarItemId = calendarItem.Id,
IsOrganizer = true,
Email = organizerAccount.Address,
Name = organizerAccount.SenderName,
AttendenceStatus = AttendeeStatus.Accepted,
Id = Guid.NewGuid(),
IsOptionalAttendee = false,
});
}
else
{
foreach (var attendee in calendarEvent.Attendees)
{
if (attendee.Self == true)
{
// TODO:
}
else if (!string.IsNullOrEmpty(attendee.Email))
{
AttendeeStatus GetAttendenceStatus(string responseStatus)
{
return responseStatus switch
{
"accepted" => AttendeeStatus.Accepted,
"declined" => AttendeeStatus.Declined,
"tentative" => AttendeeStatus.Tentative,
"needsAction" => AttendeeStatus.NeedsAction,
_ => AttendeeStatus.NeedsAction
};
}
var eventAttendee = new CalendarEventAttendee()
{
CalendarItemId = calendarItem.Id,
IsOrganizer = attendee.Organizer ?? false,
Comment = attendee.Comment,
Email = attendee.Email,
Name = attendee.DisplayName,
AttendenceStatus = GetAttendenceStatus(attendee.ResponseStatus),
Id = Guid.NewGuid(),
IsOptionalAttendee = attendee.Optional ?? false,
};
attendees.Add(eventAttendee);
}
}
}
await CalendarService.CreateNewCalendarItemAsync(calendarItem, attendees);
}
else
{
// We have this event already. Update it.
if (calendarEvent.Status == "cancelled")
{
// Parent event is canceled. We must delete everything.
if (string.IsNullOrEmpty(recurringEventId))
{
Log.Information("Parent event is canceled. Deleting all instances of {Id}", existingCalendarItem.Id);
await CalendarService.DeleteCalendarItemAsync(existingCalendarItem.Id).ConfigureAwait(false);
return;
}
else
{
// Child event is canceled.
// Child should live as long as parent lives, but must not be displayed to the user.
existingCalendarItem.IsHidden = true;
}
}
else
{
// Make sure to unhide the event.
// It might be marked as hidden before.
existingCalendarItem.IsHidden = false;
// Update the event properties.
}
}
// Upsert the event.
await Connection.InsertOrReplaceAsync(existingCalendarItem);
}
private string GetOrganizerName(Event calendarEvent, MailAccount account)
{
if (calendarEvent.Organizer == null) return string.Empty;
if (calendarEvent.Organizer.Self == true)
{
return account.SenderName;
}
else
return calendarEvent.Organizer.DisplayName;
}
private string GetOrganizerEmail(Event calendarEvent, MailAccount account)
{
if (calendarEvent.Organizer == null) return string.Empty;
if (calendarEvent.Organizer.Self == true)
{
return account.Address;
}
else
return calendarEvent.Organizer.Email;
}
private CalendarItemStatus GetStatus(string status)
{
return status switch
{
"confirmed" => CalendarItemStatus.Confirmed,
"tentative" => CalendarItemStatus.Tentative,
"cancelled" => CalendarItemStatus.Cancelled,
_ => CalendarItemStatus.Confirmed
};
}
private CalendarItemVisibility GetVisibility(string visibility)
{
/// Visibility of the event. Optional. Possible values are: - "default" - Uses the default visibility for
/// events on the calendar. This is the default value. - "public" - The event is public and event details are
/// visible to all readers of the calendar. - "private" - The event is private and only event attendees may
/// view event details. - "confidential" - The event is private. This value is provided for compatibility
/// reasons.
return visibility switch
{
"default" => CalendarItemVisibility.Default,
"public" => CalendarItemVisibility.Public,
"private" => CalendarItemVisibility.Private,
"confidential" => CalendarItemVisibility.Confidential,
_ => CalendarItemVisibility.Default
};
}
public Task<bool> HasAccountAnyDraftAsync(Guid accountId)
=> MailService.HasAccountAnyDraftAsync(accountId);
public Task<GmailArchiveComparisonResult> GetGmailArchiveComparisonResultAsync(Guid archiveFolderId, List<string> onlineArchiveMailIds)
=> MailService.GetGmailArchiveComparisonResultAsync(archiveFolderId, onlineArchiveMailIds);
}