/**
 * 
 */
package darkknight.jewelrycraft.commands;

/**
 * @author Sorin
 *
 */
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import net.minecraft.command.CommandBase;
import net.minecraft.command.ICommandSender;
import net.minecraft.command.WrongUsageException;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.server.MinecraftServer;
import net.minecraft.util.ChatComponentText;
import net.minecraft.util.ChatComponentTranslation;
import net.minecraft.util.EnumChatFormatting;
import net.minecraft.util.IChatComponent;
import darkknight.jewelrycraft.JewelrycraftMod;
import darkknight.jewelrycraft.curses.Curse;
import darkknight.jewelrycraft.events.EntityEventHandler;
import darkknight.jewelrycraft.network.PacketRequestPlayerInfo;
import darkknight.jewelrycraft.util.JewelryNBT;
import darkknight.jewelrycraft.util.JewelrycraftUtil;
import darkknight.jewelrycraft.util.PlayerUtils;

public class JewelrycraftCommands extends CommandBase
{
    private List aliases;
    
    public JewelrycraftCommands()
    {
        this.aliases = new ArrayList();
        this.aliases.add("jw");
        this.aliases.add("jc");
        this.aliases.add("jcrft");
        this.aliases.add("jCraft");
        this.aliases.add("jewelry");
    }
    
    @Override
    public String getCommandName()
    {
        return "jewelrycraft";
    }
    
    @Override
    public String getCommandUsage(ICommandSender var1)
    {
        String use = "/jewelrycraft <addCursePoints:getCursePoints:setCursePoints> <user> [points] | ";
        use += "/jewelrycraft <addModifier> <modifier> |";
        use += "/jewelrycraft <addCurse> <user> <curseID> <curseGrade>";
        return use;
    }
    
    @Override
    public List getCommandAliases()
    {
        return aliases;
    }
    
    @Override
    public void processCommand(ICommandSender commandSender, String[] astring)
    {
        if (astring.length == 0 || astring[0].equals("help")) throw new WrongUsageException(getCommandUsage(commandSender));
        if (astring[0].equals("getCursePoints")){
            EntityPlayerMP entityplayermp = getPlayer(commandSender, astring[1]);
            commandSender.addChatMessage(new ChatComponentTranslation(Integer.toString(JewelrycraftUtil.getCursePoints(entityplayermp))));
        }else if (astring[0].equals("addCursePoints")){
            int points = CommandBase.parseIntWithMin(commandSender, astring[2], 0);
            EntityPlayerMP entityplayermp = getPlayer(commandSender, astring[1]);
            JewelrycraftUtil.addCursePoints(entityplayermp, points);
        }else if (astring[0].equals("setCursePoints")){
            int points = CommandBase.parseIntWithMin(commandSender, astring[2], 0);
            EntityPlayerMP entityplayermp = getPlayer(commandSender, astring[1]);
            JewelrycraftUtil.addCursePoints(entityplayermp, points - JewelrycraftUtil.getCursePoints(entityplayermp));
        }else if (astring[0].equals("addModifier")){
            ItemStack item = new ItemStack(CommandBase.getItemByText(commandSender, astring[1]));
            EntityPlayerMP entityplayermp = getPlayer(commandSender, commandSender.getCommandSenderName());
            ArrayList<ItemStack> modifier = new ArrayList<ItemStack>();
            modifier.add(item);
            JewelryNBT.addModifiers(entityplayermp.getCurrentEquippedItem(), modifier);
        }else if (astring[0].equals("addCurse")){
            EntityPlayerMP entityplayermp = getPlayer(commandSender, astring[1]);
            int curse = Integer.valueOf(astring[2]);
            int grade = Integer.valueOf(astring[3]);
            NBTTagCompound playerInfo = PlayerUtils.getModPlayerPersistTag(entityplayermp, "Jewelrycraft");
            if(curse < Curse.getCurseList().size() && grade <= 2)
            {
                EntityEventHandler.addCurse(entityplayermp, playerInfo, curse, grade);
                JewelrycraftMod.netWrapper.sendToServer(new PacketRequestPlayerInfo());
            }
            else if(curse >= Curse.getCurseList().size()) entityplayermp.addChatMessage(new ChatComponentText(EnumChatFormatting.RED + "Curse ID exceedes the maximum value of " + (Curse.getCurseList().size() - 1)));
            else entityplayermp.addChatMessage(new ChatComponentText(EnumChatFormatting.RED + "Curse grade exceedes the maximum value of 2"));
            
        }
    }
    
    @Override
    public List addTabCompletionOptions(ICommandSender icommandsender, String[] astring)
    {
        final List<String> MATCHES = new LinkedList<String>();
        final String ARG_LC = astring[astring.length - 1].toLowerCase();
        if (astring.length == 1){
            if ("addCursePoints".toLowerCase().startsWith(ARG_LC)) MATCHES.add("addCursePoints");
            if ("getCursePoints".toLowerCase().startsWith(ARG_LC)) MATCHES.add("getCursePoints");
            if ("setCursePoints".toLowerCase().startsWith(ARG_LC)) MATCHES.add("setCursePoints");
            if ("addModifier".toLowerCase().startsWith(ARG_LC)) MATCHES.add("addModifier");
            if ("addCurse".toLowerCase().startsWith(ARG_LC)) MATCHES.add("addCurse");
        }else if (astring.length == 2){
            if (!astring[0].equals("addModifier")){
                for(String un: MinecraftServer.getServer().getAllUsernames())
                    if (un.toLowerCase().startsWith(ARG_LC)) MATCHES.add(un);
            }else if (!astring[0].equals("addCurse")) return getListOfStringsFromIterableMatchingLastWord(astring, Item.itemRegistry.getKeys());
        }
        return MATCHES.isEmpty() ? null : MATCHES;
    }
}