2016-03-04 10:45:41 +01:00

354 lines
17 KiB
C#

using Discord;
using Discord.Commands;
using Discord.Modules;
using NadekoBot.Classes;
using NadekoBot.Classes.Music;
using NadekoBot.Extensions;
using System;
using System.Collections.Concurrent;
using System.Linq;
using System.Threading.Tasks;
using Timer = System.Timers.Timer;
namespace NadekoBot.Modules {
internal class Music : DiscordModule {
public static ConcurrentDictionary<Server, MusicPlayer> MusicPlayers = new ConcurrentDictionary<Server, MusicPlayer>();
public static ConcurrentDictionary<ulong, float> DefaultMusicVolumes = new ConcurrentDictionary<ulong, float>();
private readonly Timer setgameTimer = new Timer();
private bool setgameEnabled = false;
public Music() {
setgameTimer.Interval = 20000;
setgameTimer.Elapsed += (s, e) => {
try {
var num = MusicPlayers.Count(kvp => kvp.Value.CurrentSong != null);
NadekoBot.Client.SetGame($"{num} songs".SnPl(num) + $", {MusicPlayers.Sum(kvp => kvp.Value.Playlist.Count())} queued");
} catch { }
};
}
public override void Install(ModuleManager manager) {
var client = NadekoBot.Client;
manager.CreateCommands("!m", cgb => {
cgb.AddCheck(Classes.Permissions.PermissionChecker.Instance);
commands.ForEach(cmd => cmd.Init(cgb));
cgb.CreateCommand("n")
.Alias("next")
.Description("Goes to the next song in the queue.")
.Do(e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer)) return;
musicPlayer.Next();
});
cgb.CreateCommand("s")
.Alias("stop")
.Description("Stops the music and clears the playlist. Stays in the channel.")
.Do(async e => {
await Task.Run(() => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer)) return;
musicPlayer.Stop();
});
});
cgb.CreateCommand("d")
.Alias("destroy")
.Description("Completely stops the music and unbinds the bot from the channel. (may cause weird behaviour)")
.Do(async e => {
await Task.Run(() => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryRemove(e.Server, out musicPlayer)) return;
musicPlayer.Destroy();
});
});
cgb.CreateCommand("p")
.Alias("pause")
.Description("Pauses or Unpauses the song.")
.Do(async e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer)) return;
musicPlayer.TogglePause();
if (musicPlayer.Paused)
await e.Channel.SendMessage("🎵`Music musicPlayer paused.`");
else
await e.Channel.SendMessage("🎵`Music musicPlayer unpaused.`");
});
cgb.CreateCommand("q")
.Alias("yq")
.Description("Queue a song using keywords or a link. Bot will join your voice channel. **You must be in a voice channel**.\n**Usage**: `!m q Dream Of Venice`")
.Parameter("query", ParameterType.Unparsed)
.Do(async e => {
await QueueSong(e.Channel, e.User.VoiceChannel, e.GetArg("query"));
});
cgb.CreateCommand("lq")
.Alias("ls").Alias("lp")
.Description("Lists up to 15 currently queued songs.")
.Do(async e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer)) {
await e.Channel.SendMessage("🎵 No active music musicPlayer.");
return;
}
string toSend = "🎵 **" + musicPlayer.Playlist.Count + "** `tracks currently queued.` ";
if (musicPlayer.Playlist.Count >= MusicPlayer.MaximumPlaylistSize)
toSend += "**Song queue is full!**\n";
else
toSend += "\n";
int number = 1;
await e.Channel.SendMessage(toSend + string.Join("\n", musicPlayer.Playlist.Take(15).Select(v => $"`{number++}.` {v.PrettyName}")));
});
cgb.CreateCommand("np")
.Alias("playing")
.Description("Shows the song currently playing.")
.Do(async e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer))
return;
await e.Channel.SendMessage($"🎵`Now Playing` {musicPlayer.CurrentSong.PrettyName}");
});
cgb.CreateCommand("vol")
.Description("Sets the music volume 0-150%")
.Parameter("val", ParameterType.Required)
.Do(async e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer))
return;
var arg = e.GetArg("val");
int volume;
if (!int.TryParse(arg, out volume)) {
await e.Channel.SendMessage("Volume number invalid.");
return;
}
volume = musicPlayer.SetVolume(volume);
await e.Channel.SendMessage($"🎵 `Volume set to {volume}%`");
});
cgb.CreateCommand("dv")
.Alias("defvol")
.Description("Sets the default music volume when music playback is started (0-100). Does not persist through restarts.\n**Usage**: !m dv 80")
.Parameter("val", ParameterType.Required)
.Do(async e => {
var arg = e.GetArg("val");
float volume;
if (!float.TryParse(arg, out volume) || volume < 0 || volume > 100) {
await e.Channel.SendMessage("Volume number invalid.");
return;
}
DefaultMusicVolumes.AddOrUpdate(e.Server.Id, volume / 100, (key, newval) => volume / 100);
await e.Channel.SendMessage($"🎵 `Default volume set to {volume}%`");
});
cgb.CreateCommand("min").Alias("mute")
.Description("Sets the music volume to 0%")
.Do(e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer))
return;
musicPlayer.SetVolume(0);
});
cgb.CreateCommand("max")
.Description("Sets the music volume to 100% (real max is actually 150%).")
.Do(e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer))
return;
musicPlayer.SetVolume(100);
});
cgb.CreateCommand("half")
.Description("Sets the music volume to 50%.")
.Do(e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer))
return;
musicPlayer.SetVolume(50);
});
cgb.CreateCommand("sh")
.Description("Shuffles the current playlist.")
.Do(async e => {
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer))
return;
if (musicPlayer.Playlist.Count < 2) {
await e.Channel.SendMessage("💢 Not enough songs in order to perform the shuffle.");
return;
}
musicPlayer.Shuffle();
await e.Channel.SendMessage("🎵 `Songs shuffled.`");
});
cgb.CreateCommand("setgame")
.Description("Sets the game of the bot to the number of songs playing.**Owner only**")
.AddCheck(Classes.Permissions.SimpleCheckers.OwnerOnly())
.Do(async e => {
setgameEnabled = !setgameEnabled;
if (setgameEnabled)
setgameTimer.Start();
else
setgameTimer.Stop();
await e.Channel.SendMessage("`Music status " + (setgameEnabled ? "enabled`" : "disabled`"));
});
cgb.CreateCommand("pl")
.Description("Queues up to 25 songs from a youtube playlist specified by a link, or keywords.")
.Parameter("playlist", ParameterType.Unparsed)
.Do(async e => {
if (e.User.VoiceChannel?.Server != e.Server) {
await e.Channel.SendMessage("💢 You need to be in a voice channel on this server.\n If you are already in a voice channel, try rejoining it.");
return;
}
var ids = await SearchHelper.GetVideoIDs(await SearchHelper.GetPlaylistIdByKeyword(e.GetArg("playlist")));
//todo TEMPORARY SOLUTION, USE RESOLVE QUEUE IN THE FUTURE
var idArray = ids as string[] ?? ids.ToArray();
var count = idArray.Count();
var msg =
await e.Channel.SendMessage($"🎵 `Attempting to queue {count} songs".SnPl(count) + "...`");
foreach (var id in idArray) {
try {
await QueueSong(e.Channel, e.User.VoiceChannel, id, true);
} catch { }
}
await msg.Edit("🎵 `Playlist queue complete.`");
});
cgb.CreateCommand("lopl")
.Description("Queues up to 50 songs from a directory.")
.Parameter("directory", ParameterType.Unparsed)
.AddCheck(Classes.Permissions.SimpleCheckers.OwnerOnly())
.Do(async e => {
var arg = e.GetArg("directory");
if (string.IsNullOrWhiteSpace(e.GetArg("directory")))
return;
try {
var fileEnum = System.IO.Directory.EnumerateFiles(e.GetArg("directory")).Take(50);
foreach (var file in fileEnum) {
await QueueSong(e.Channel, e.User.VoiceChannel, file, true, MusicType.Local);
}
await e.Channel.SendMessage("🎵 `Directory queue complete.`");
} catch { }
});
cgb.CreateCommand("radio").Alias("ra")
.Description("Queues a direct radio stream from a link.")
.Parameter("radio_link", ParameterType.Required)
.Do(async e => {
if (e.User.VoiceChannel?.Server != e.Server) {
await e.Channel.SendMessage("💢 You need to be in a voice channel on this server.\n If you are already in a voice channel, try rejoining it.");
return;
}
await QueueSong(e.Channel, e.User.VoiceChannel, e.GetArg("radio_link"), musicType: MusicType.Radio);
});
cgb.CreateCommand("lo")
.Description("Queues a local file by specifying a full path. BOT OWNER ONLY.")
.Parameter("path", ParameterType.Unparsed)
.AddCheck(Classes.Permissions.SimpleCheckers.OwnerOnly())
.Do(async e => {
var arg = e.GetArg("path");
if (string.IsNullOrWhiteSpace(arg))
return;
await QueueSong(e.Channel, e.User.VoiceChannel, e.GetArg("path"), musicType: MusicType.Local);
});
cgb.CreateCommand("mv")
.Description("Moves the bot to your voice channel. (works only if music is already playing)")
.Do(e => {
MusicPlayer musicPlayer;
var voiceChannel = e.User.VoiceChannel;
if (voiceChannel == null || voiceChannel.Server != e.Server || !MusicPlayers.TryGetValue(e.Server, out musicPlayer))
return;
musicPlayer.MoveToVoiceChannel(voiceChannel);
});
cgb.CreateCommand("rm")
.Description("Remove a song by its # in the queue, or 'all' to remove whole queue.")
.Parameter("num", ParameterType.Required)
.Do(async e => {
var arg = e.GetArg("num");
MusicPlayer musicPlayer;
if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer)) {
return;
}
if (arg?.ToLower() == "all") {
musicPlayer.ClearQueue();
await e.Channel.SendMessage($"🎵`Queue cleared!`");
return;
}
int num;
if (!int.TryParse(arg, out num)) {
return;
}
if (num <= 0 || num > musicPlayer.Playlist.Count)
return;
musicPlayer.RemoveSongAt(num - 1);
await e.Channel.SendMessage($"🎵**Track at position `#{num}` has been removed.**");
});
//cgb.CreateCommand("debug")
// .Description("Does something magical. **BOT OWNER ONLY**")
// .AddCheck(Classes.Permissions.SimpleCheckers.OwnerOnly())
// .Do(e => {
// var inactivePlayers =
// Console.WriteLine("");
// });
});
}
private async Task QueueSong(Channel textCh, Channel voiceCh, string query, bool silent = false, MusicType musicType = MusicType.Normal) {
if (voiceCh == null || voiceCh.Server != textCh.Server) {
if (!silent)
await textCh.SendMessage("💢 You need to be in a voice channel on this server.\n If you are already in a voice channel, try rejoining.");
throw new ArgumentNullException(nameof(voiceCh));
}
if (string.IsNullOrWhiteSpace(query) || query.Length < 3)
throw new ArgumentException("💢 Invalid query for queue song.", nameof(query));
MusicPlayer musicPlayer = null;
if (!MusicPlayers.TryGetValue(textCh.Server, out musicPlayer)) {
float? vol = null;
float throwAway;
if (DefaultMusicVolumes.TryGetValue(textCh.Server.Id, out throwAway))
vol = throwAway;
musicPlayer = new MusicPlayer(voiceCh, vol) {
OnCompleted = async song => {
try {
await textCh.SendMessage($"🎵`Finished`{song.PrettyName}");
} catch { }
},
OnStarted = async (song) => {
try {
var msgTxt = $"🎵`Playing`{song.PrettyName} `Vol: {(int)(musicPlayer.Volume * 100)}%`";
await textCh.SendMessage(msgTxt);
} catch { }
},
};
MusicPlayers.TryAdd(textCh.Server, musicPlayer);
}
var resolvedSong = await Song.ResolveSong(query, musicType);
resolvedSong.MusicPlayer = musicPlayer;
if (!silent)
await textCh.Send($"🎵`Queued`{resolvedSong.PrettyName}");
musicPlayer.AddSong(resolvedSong);
}
}
}