using Azaion.Common.Services;
using LibVLCSharp.Shared;

namespace Azaion.Suite.Services;

public class VlcMediaPlayerService : IMediaPlayerService
{
    private readonly MediaPlayer _mediaPlayer;
    private readonly LibVLC _libVlc;

    public VlcMediaPlayerService(MediaPlayer mediaPlayer, LibVLC libVlc)
    {
        _mediaPlayer = mediaPlayer;
        _libVlc = libVlc;
        
        _mediaPlayer.Playing += (s, e) => Playing?.Invoke(s, e);
        _mediaPlayer.Paused += (s, e) => Paused?.Invoke(s, e);
        _mediaPlayer.Stopped += (s, e) => Stopped?.Invoke(s, e);
        _mediaPlayer.PositionChanged += (s, e) => PositionChanged?.Invoke(s, e);
        _mediaPlayer.LengthChanged += (s, e) => LengthChanged?.Invoke(s, e);
    }

    public void Play() => _mediaPlayer.Play();
    public void Pause() => _mediaPlayer.Pause();
    public void Stop() => _mediaPlayer.Stop();

    public long Time
    {
        get => _mediaPlayer.Time;
        set => _mediaPlayer.Time = value;
    }

    public float Position
    {
        get => _mediaPlayer.Position;
        set => _mediaPlayer.Position = value;
    }

    public int Volume
    {
        get => _mediaPlayer.Volume;
        set => _mediaPlayer.Volume = value;
    }

    public bool IsPlaying => _mediaPlayer.IsPlaying;
    public long Length => _mediaPlayer.Length;

    public void SetMedia(string mediaPath)
    {
        using var media = new Media(_libVlc, mediaPath);
        _mediaPlayer.Media = media;
    }

    public void TakeSnapshot(uint num, string path, uint width, uint height)
    {
        _mediaPlayer.TakeSnapshot(num, path, width, height);
    }

    public event EventHandler? Playing;
    public event EventHandler? Paused;
    public event EventHandler? Stopped;
    public event EventHandler? PositionChanged;
    public event EventHandler? LengthChanged;
}