package com.gmail.nossr50.commands;

import java.util.ArrayList;
import java.util.List;

import com.gmail.nossr50.config.AdvancedConfig;
import com.gmail.nossr50.util.player.NotificationManager;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.command.TabExecutor;
import org.bukkit.util.StringUtil;

import com.gmail.nossr50.mcMMO;
import com.gmail.nossr50.config.experience.ExperienceConfig;
import com.gmail.nossr50.locale.LocaleLoader;
import com.gmail.nossr50.util.Permissions;
import com.gmail.nossr50.util.StringUtils;
import com.gmail.nossr50.util.commands.CommandUtils;

import com.google.common.collect.ImmutableList;

public class XprateCommand implements TabExecutor {
    private final double ORIGINAL_XP_RATE = ExperienceConfig.getInstance().getExperienceGainsGlobalMultiplier();

    @Override
    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
        switch (args.length) {
            case 1:
                if (!args[0].equalsIgnoreCase("reset")) {
                    return false;
                }

                if (!Permissions.xprateReset(sender)) {
                    sender.sendMessage(command.getPermissionMessage());
                    return true;
                }

                if (mcMMO.p.isXPEventEnabled()) {
                    mcMMO.p.getServer().broadcastMessage(LocaleLoader.getString("Commands.xprate.over"));
                    mcMMO.p.toggleXpEventEnabled();
                }

                ExperienceConfig.getInstance().setExperienceGainsGlobalMultiplier(ORIGINAL_XP_RATE);
                return true;

            case 2:
                if (CommandUtils.isInvalidInteger(sender, args[0])) {
                    return true;
                }

                if (!Permissions.xprateSet(sender)) {
                    sender.sendMessage(command.getPermissionMessage());
                    return true;
                }

                if (CommandUtils.shouldDisableToggle(args[1])) {
                    mcMMO.p.setXPEventEnabled(false);
                }
                else if (CommandUtils.shouldEnableToggle(args[1])) {
                    mcMMO.p.setXPEventEnabled(true);
                }
                else {
                    return false;
                }

                int newXpRate = Integer.parseInt(args[0]);
                ExperienceConfig.getInstance().setExperienceGainsGlobalMultiplier(newXpRate);

                if (mcMMO.p.isXPEventEnabled()) {
                    if(AdvancedConfig.getInstance().useTitlesForXPEvent())
                    {
                        NotificationManager.broadcastTitle(mcMMO.p.getServer(),
                                LocaleLoader.getString("Commands.Event.Start"),
                                LocaleLoader.getString("Commands.Event.XP", newXpRate),
                                10, 10*20, 20);
                    }
                    mcMMO.p.getServer().broadcastMessage(LocaleLoader.getString("Commands.Event.Start"));
                    mcMMO.p.getServer().broadcastMessage(LocaleLoader.getString("Commands.Event.XP", newXpRate));
                }
                else {
                    sender.sendMessage(LocaleLoader.getString("Commands.xprate.modified", newXpRate));
                }

                return true;

            default:
                return false;
        }
    }

    @Override
    public List<String> onTabComplete(CommandSender sender, Command command, String alias, String[] args) {
        switch (args.length) {
            case 1:
                if (StringUtils.isInt(args[0])) {
                    return ImmutableList.of();
                }

                return StringUtil.copyPartialMatches(args[0], CommandUtils.RESET_OPTIONS, new ArrayList<String>(CommandUtils.RESET_OPTIONS.size()));
            case 2:
                return StringUtil.copyPartialMatches(args[1], CommandUtils.TRUE_FALSE_OPTIONS, new ArrayList<String>(CommandUtils.TRUE_FALSE_OPTIONS.size()));
            default:
                return ImmutableList.of();
        }
    }
}