Wino-Mail/Wino.Core/Requests/Mail/ChangeFlagRequest.cs

using System;
using System.Collections.Generic;
using CommunityToolkit.Mvvm.Messaging;
using Wino.Core.Domain.Entities.Mail;
using Wino.Core.Domain.Enums;
using Wino.Core.Domain.Interfaces;
using Wino.Core.Domain.Models.Requests;
using Wino.Messaging.UI;

namespace Wino.Core.Requests.Mail;

public record ChangeFlagRequest(MailCopy Item, bool IsFlagged) : MailRequestBase(Item),
    ICustomFolderSynchronizationRequest
{
    public List<Guid> SynchronizationFolderIds => [Item.FolderId];

    public bool ExcludeMustHaveFolders => true;

    public override MailSynchronizerOperation Operation => MailSynchronizerOperation.ChangeFlag;

    public override void ApplyUIChanges()
    {
        Item.IsFlagged = IsFlagged;

        WeakReferenceMessenger.Default.Send(new MailUpdatedMessage(Item));
    }

    public override void RevertUIChanges()
    {
        Item.IsFlagged = !IsFlagged;

        WeakReferenceMessenger.Default.Send(new MailUpdatedMessage(Item));
    }
}

public class BatchChangeFlagRequest : BatchCollection<ChangeFlagRequest>
{
    public BatchChangeFlagRequest(IEnumerable<ChangeFlagRequest> collection) : base(collection)
    {
    }
}