using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using CommunityToolkit.Mvvm.Input;
using Wino.Core.Domain;
using Wino.Core.Domain.Enums;
using Wino.Core.Domain.Interfaces;

namespace Wino.Mail.ViewModels;

public partial class MessageListPageViewModel : MailBaseViewModel
{
    public IPreferencesService PreferencesService { get; }
    private readonly IThumbnailService _thumbnailService;

    private int selectedMarkAsOptionIndex;
    public int SelectedMarkAsOptionIndex
    {
        get => selectedMarkAsOptionIndex;
        set
        {
            if (SetProperty(ref selectedMarkAsOptionIndex, value))
            {
                if (value >= 0)
                {
                    PreferencesService.MarkAsPreference = (MailMarkAsOption)Enum.GetValues<MailMarkAsOption>().GetValue(value);
                }
            }
        }
    }

    private readonly List<MailOperation> availableHoverActions =
    [
        MailOperation.Archive,
        MailOperation.SoftDelete,
        MailOperation.SetFlag,
        MailOperation.MarkAsRead,
        MailOperation.MoveToJunk
    ];

    public List<string> AvailableHoverActionsTranslations { get; set; } =
    [
        Translator.HoverActionOption_Archive,
        Translator.HoverActionOption_Delete,
        Translator.HoverActionOption_ToggleFlag,
        Translator.HoverActionOption_ToggleRead,
        Translator.HoverActionOption_MoveJunk
    ];

    #region Properties
    private int leftHoverActionIndex;
    public int LeftHoverActionIndex
    {
        get => leftHoverActionIndex;
        set
        {
            if (SetProperty(ref leftHoverActionIndex, value))
            {
                PreferencesService.LeftHoverAction = availableHoverActions[value];
            }
        }
    }

    private int centerHoverActionIndex;
    public int CenterHoverActionIndex
    {
        get => centerHoverActionIndex;
        set
        {
            if (SetProperty(ref centerHoverActionIndex, value))
            {
                PreferencesService.CenterHoverAction = availableHoverActions[value];
            }
        }
    }

    private int rightHoverActionIndex;
    public int RightHoverActionIndex
    {
        get => rightHoverActionIndex;
        set
        {
            if (SetProperty(ref rightHoverActionIndex, value))
            {
                PreferencesService.RightHoverAction = availableHoverActions[value];
            }
        }
    }
    #endregion

    public MessageListPageViewModel(IPreferencesService preferencesService, IThumbnailService thumbnailService)
    {
        PreferencesService = preferencesService;
        _thumbnailService = thumbnailService;
        leftHoverActionIndex = availableHoverActions.IndexOf(PreferencesService.LeftHoverAction);
        centerHoverActionIndex = availableHoverActions.IndexOf(PreferencesService.CenterHoverAction);
        rightHoverActionIndex = availableHoverActions.IndexOf(PreferencesService.RightHoverAction);
        SelectedMarkAsOptionIndex = Array.IndexOf(Enum.GetValues<MailMarkAsOption>(), PreferencesService.MarkAsPreference);
    }

    [RelayCommand]
    private async Task ClearAvatarsCacheAsync()
    {
        await _thumbnailService.ClearCache();
    }
}