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

package me.km.commands;

import me.km.permissions.Permissions;
import me.km.api.Utils;
import me.km.api.GlobalText;
import me.km.api.Module;
import me.km.api.ModuleCommand;
import me.km.exception.PlayerNotFoundException;
import net.minecraft.command.ICommandSender;
import net.minecraft.entity.player.EntityPlayer;

public class CommandExp extends ModuleCommand
{
    public CommandExp(Module m) 
    {
        super("exp", m);
        super.setDescription("Befehle um die EXP eines Spielers zu verändern");
        super.setUsage("/exp für die Hilfe");
        super.setPermission(Permissions.EXP);
    }

    @Override
    public boolean execute(ICommandSender cs, String[] arg) 
    {
        Module m = this.getModule();
        if(arg.length >= 1)
        {
            switch(arg[0])
            {
                case "show":
                {
                    EntityPlayer p;
                    try
                    {
                        p = Utils.getPlayerByName(arg[1]);    
                        m.send(cs, p.getName() + " hat " + p.experienceTotal + " XP (Level: " + p.experienceLevel + ").");
                    }
                    catch(PlayerNotFoundException ex)
                    {
                        m.send(cs, GlobalText.cantFindPlayer(arg[1]));
                        return true;
                    }
                    catch(IndexOutOfBoundsException ex)
                    {
                        if(!(cs instanceof EntityPlayer))
                        {
                            m.send(cs, GlobalText.missingParameter());
                            return true;
                        }     
                        p = (EntityPlayer) cs;
                        m.send(cs, "Du hast " + p.experienceTotal + " XP (Level: " + p.experienceLevel + ").");
                    }
                    return true;
                }
                case "set":
                {       
                    if(arg.length >= 2)
                    {
                        EntityPlayer p;
                        try
                        {
                            p = Utils.getPlayerByName(arg[2]);    
                            try
                            {         
                                int i = Integer.parseInt(arg[1]);
                                if(i < 0)
                                {
                                    throw new NumberFormatException();
                                }
                                p.experienceLevel = 0;
                                p.experience = 0;
                                p.experienceTotal = 0;
                                p.addExperience(i);
                                m.send(cs, p.getName() + " hat nun " + arg[1] +  " XP.");
                                m.send(p, "Deine XP wurden auf " + arg[1] +  " gesetzt.");
                            }
                            catch(NumberFormatException ex)
                            {
                                m.send(cs, GlobalText.noNaturalNumber());
                                return true;
                            } 
                        }
                        catch(PlayerNotFoundException ex)
                        {
                            m.send(cs, GlobalText.cantFindPlayer(arg[2]));
                            return true;
                        }
                        catch(IndexOutOfBoundsException ex)
                        {
                            if(!(cs instanceof EntityPlayer))
                            {
                                m.send(cs, GlobalText.missingParameter());
                                return true;
                            }     
                            p = (EntityPlayer) cs;
                            try
                            {         
                                int i = Integer.parseInt(arg[1]);
                                if(i <= 0)
                                {
                                    throw new NumberFormatException();
                                }
                                p.experienceLevel = 0;
                                p.experience = 0;
                                p.experienceTotal = 0;
                                p.addExperience(i);     
                                m.send(p, "Deine XP wurden auf " + arg[1] +  " gesetzt.");
                            }
                            catch(NumberFormatException ex2)
                            {
                                m.send(cs, GlobalText.noPositiveNaturalNumber());
                                return true;
                            }
                        }
                        return true;
                    }
                }
                case "give":
                {       
                    if(arg.length >= 2)
                    {
                        EntityPlayer p;
                        try
                        {
                            p = Utils.getPlayerByName(arg[2]);    
                            try
                            {         
                                int i = Integer.parseInt(arg[1]);
                                if(i <= 0)
                                {
                                    throw new NumberFormatException();
                                }
                                p.addExperience(i);   
                                m.send(cs, p.getName() + " wurden " + arg[1] +  " XP gegeben.");
                                m.send(p, "Dir wurden " + arg[1] + " XP gegeben.");
                            }
                            catch(NumberFormatException ex)
                            {
                                m.send(cs, GlobalText.noPositiveNaturalNumber());
                                return true;
                            } 
                        }
                        catch(PlayerNotFoundException ex)
                        {
                            m.send(cs, GlobalText.cantFindPlayer(arg[2]));
                            return true;
                        }
                        catch(IndexOutOfBoundsException ex)
                        {
                            if(!(cs instanceof EntityPlayer))
                            {
                                m.send(cs, GlobalText.missingParameter());
                                return true;
                            }     
                            p = (EntityPlayer) cs;
                            try
                            {         
                                int i = Integer.parseInt(arg[1]);
                                if(i <= 0)
                                {
                                    throw new NumberFormatException();
                                }
                                p.addExperience(i);    
                                m.send(p, "Dir wurden " + arg[1] + " XP gegeben.");
                            }
                            catch(NumberFormatException ex2)
                            {
                                m.send(cs, GlobalText.noPositiveNaturalNumber());
                                return true;
                            }
                        }
                        return true;
                    }
                }
            }
        }
        
        m.send(cs, "/exp ...");
        m.sendHelpListElement(cs, "show [player]", "Zeigt die EXP eines Spielers");
        m.sendHelpListElement(cs, "set <amount> [player]", "Setzt die EXP eines Spielers");    
        m.sendHelpListElement(cs, "give <amount> [player]", "Gibt dem Spieler EXP");    
        return true;
    }
}