71 lines
2.0 KiB
C#
71 lines
2.0 KiB
C#
using Harmonia.Core.Engine;
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using Harmonia.Core.Player;
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using Harmonia.Core.Playlists;
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using System;
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using System.Linq;
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using System.Threading.Tasks;
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namespace Harmonia.WinUI.Session;
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public class SessionRestorer(
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ISessionService sessionService,
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IPlaylistManager playlistManager,
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IAudioPlayer audioPlayer) : ISessionRestorer
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{
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public async Task RestoreAsync()
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{
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RestorePlaylist();
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await RestoreAudioPlayerAsync();
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}
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private void RestorePlaylist()
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{
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PlaylistState playlistState = sessionService.Session.Playlist;
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if (string.IsNullOrWhiteSpace(playlistState.OpenPlaylistUID))
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return;
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Playlist? playlist = playlistManager.Playlists.FirstOrDefault(p => p.UID == playlistState.OpenPlaylistUID);
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if (playlist is null)
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return;
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playlistManager.CurrentPlaylist = playlist;
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}
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private async Task RestoreAudioPlayerAsync()
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{
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AudioPlayerState audioPlayerState = sessionService.Session.Player;
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if (string.IsNullOrWhiteSpace(audioPlayerState.PlaylistSongUID))
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return;
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Playlist? playlist = playlistManager.FindPlaylistContaining(audioPlayerState.PlaylistSongUID);
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if (playlist is null)
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return;
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PlaylistSong? playlistSong = playlist.Songs.FirstOrDefault(s => s.UID == audioPlayerState.PlaylistSongUID);
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if (playlistSong is null)
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return;
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await audioPlayer.LoadAsync(playlistSong, PlaybackMode.LoadOnly);
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if (audioPlayerState.Position > 0 && audioPlayerState.Position <= playlistSong.Song.Length.TotalSeconds)
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audioPlayer.Position = audioPlayerState.Position;
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switch (audioPlayerState.PlaybackState)
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{
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case AudioPlaybackState.Playing:
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audioPlayer.Play();
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break;
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case AudioPlaybackState.Paused:
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audioPlayer.Pause();
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break;
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case AudioPlaybackState.Stopped:
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audioPlayer.Stop();
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break;
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}
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}
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} |