SkipCommand.java

package me.eddiemenard.jdabot.command.commands.music;

import com.sedmelluq.discord.lavaplayer.player.AudioPlayer;
import com.sedmelluq.discord.lavaplayer.track.AudioTrack;
import me.eddiemenard.jdabot.command.CommandContext;
import me.eddiemenard.jdabot.command.ICommand;
import me.eddiemenard.jdabot.music.GuildMusicManager;
import me.eddiemenard.jdabot.music.PlayerManager;
import me.eddiemenard.jdabot.music.TrackScheduler;
import net.dv8tion.jda.api.Permission;
import net.dv8tion.jda.api.entities.Member;
import net.dv8tion.jda.api.entities.TextChannel;

import java.util.concurrent.BlockingQueue;

public class SkipCommand implements ICommand
{
    @Override
    public void handle(CommandContext ctx)
    {
        TextChannel channel = ctx.getChannel();
        Member author = ctx.getMessage().getMember();
        PlayerManager playerManager = PlayerManager.getInstance();
        GuildMusicManager musicManager = playerManager.getGuildMusicManager(ctx.getGuild());
        TrackScheduler scheduler = musicManager.scheduler;
        AudioPlayer player = musicManager.player;
        BlockingQueue<AudioTrack> queue = musicManager.scheduler.getQueue();

        if (player.getPlayingTrack() == null)
        {
            channel.sendMessage("There is no song playing").queue();
            return;
        }

        if (!author.hasPermission(Permission.ADMINISTRATOR))
        {
            channel.sendMessage("You are not an administrator").queue();
            return;
        }
        else
        {
            queue.remove(player.getPlayingTrack().getPosition());
            scheduler.nextTrack();

            channel.sendMessage("Skipping song").queue();
        }
    }

    @Override
    public String getName()
    {
        return "skip";
    }

    @Override
    public String getHelp()
    {
        return "Skips the current song (Must be an admin)";
    }
}