minecraft-kajetans-mod/src/main/java/me/km/commands/CommandWarp.java

package me.km.commands;

import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import me.km.api.GlobalText;
import me.km.api.Module;
import me.km.api.ModuleCommand;
import me.km.api.SimpleConfig;
import me.km.api.Utils;
import me.km.exception.PlayerNotFoundException;
import java.util.List;
import java.util.stream.Collectors;
import me.km.api.Location;
import me.km.permissions.Permissions;
import net.minecraft.command.ICommandSender;
import net.minecraft.entity.player.EntityPlayer;


public class CommandWarp extends ModuleCommand
{
    public CommandWarp(Module m) 
    {
        super("warp", m);
        super.setDescription("Teleportiert einen Spieler zum Warp");
        super.setUsage("/warp <warpname> [player]");
        super.setPermission(Permissions.WARP);
        super.addAlias("warps");
    }

    public List<String> getWarps()
    {
        File[] files = SimpleConfig.getFiles("warp");
        if(files == null)
        {
            return new ArrayList<>();
        }
        return Arrays.stream(files).map(w -> w.getName().substring(0, w.getName().length() - 6)).collect(Collectors.toList());
    }
    
    @Override
    public boolean execute(ICommandSender cs, String[] arg) 
    {
        if(arg.length < 1)
        {
            this.getModule().send(cs, "Die folgenden Warps stehen zur Verfügung:");
            this.getModule().send(cs, String.join("§7, §r", getWarps()));   
            return true;
        }
        
        Location l = Utils.getWarp(this.getModule(), arg[0]);
        if(l == null)
        {
            this.getModule().send(cs, "Der Warp existiert nicht.");
            return true;
        }
        else if(l.getWorld() == null)
        {
            this.getModule().send(cs, "Die Welt des Warps existiert nicht.");
            return true;
        }
        
        EntityPlayer affectedPlayer;
        try
        {
            affectedPlayer = Utils.getPlayerByName(arg[1]);  
            Utils.teleportEntity(affectedPlayer, l);
            this.getModule().send(affectedPlayer, "Du wurdest zum Warp " + arg[0] + " teleportiert.");
            this.getModule().send(cs, affectedPlayer.getName() + " wurde zum Warp " + arg[0] + " teleportiert.");
        }
        catch(PlayerNotFoundException ex)
        {
            this.getModule().send(cs, GlobalText.cantFindPlayer(arg[1]));
            return true;
        }
        catch(IndexOutOfBoundsException ex)
        {
            if(!(cs instanceof EntityPlayer))
            {
                this.getModule().send(cs, GlobalText.missingParameter());
                return true;
            }     
            affectedPlayer = (EntityPlayer) cs;
            Utils.teleportEntity(affectedPlayer, l);
            this.getModule().send(cs, "Du wurdest zum Warp " + arg[0] + " teleportiert.");
        }
        return true;
    }
}