using System;
using System.Linq;
using System.Reactive.Disposables;
using System.Reactive.Linq;
using Artemis.Core;
using Artemis.Core.Services;
using Artemis.UI.Shared;
using Artemis.UI.Shared.Services;
using Artemis.UI.Shared.Services.Builders;
using Avalonia.Threading;
using FluentAvalonia.UI.Controls;
using ReactiveUI;
using RGB.NET.Core;

namespace Artemis.UI.Screens.Device;

public class DeviceDetectInputViewModel : ContentDialogViewModelBase
{
    private readonly IInputService _inputService;
    private readonly ListLedGroup _ledGroup;
    private readonly INotificationService _notificationService;
    private readonly IRgbService _rgbService;

    public DeviceDetectInputViewModel(ArtemisDevice device, IInputService inputService, INotificationService notificationService, IRgbService rgbService)
    {
        _inputService = inputService;
        _notificationService = notificationService;
        _rgbService = rgbService;

        Device = device;

        // Create a LED group way at the top
        _ledGroup = new ListLedGroup(_rgbService.Surface, Device.Leds.Select(l => l.RgbLed))
        {
            Brush = new SolidColorBrush(new Color(255, 255, 0)),
            ZIndex = 999
        };

        this.WhenActivated(disposables =>
        {
            _inputService.IdentifyDevice(device);
            Observable.FromEventPattern(x => _inputService.DeviceIdentified += x, x => _inputService.DeviceIdentified -= x)
                .Subscribe(_ => InputServiceOnDeviceIdentified())
                .DisposeWith(disposables);

            Disposable.Create(() =>
            {
                _inputService.StopIdentify();
                _ledGroup.Detach();
            }).DisposeWith(disposables);
        });
    }

    public ArtemisDevice Device { get; }
    public bool IsMouse => Device.RgbDevice.DeviceInfo.DeviceType == RGBDeviceType.Mouse;

    public bool MadeChanges { get; set; }

    private void InputServiceOnDeviceIdentified()
    {
        Dispatcher.UIThread.Post(() =>
        {
            ContentDialog?.Hide(ContentDialogResult.Primary);
            _notificationService.CreateNotification()
                .WithMessage($"{Device.RgbDevice.DeviceInfo.DeviceName} identified 😁")
                .WithSeverity(NotificationSeverity.Success)
                .Show();
        });
    }
}