package de.steamwar.bausystem.commands;

import de.steamwar.bausystem.BauSystem;
import de.steamwar.bausystem.Permission;
import de.steamwar.bausystem.world.Welt;
import net.md_5.bungee.api.ChatMessageType;
import net.md_5.bungee.api.chat.TextComponent;
import org.bukkit.Bukkit;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.event.HandlerList;
import org.bukkit.event.Listener;

import java.util.HashMap;
import java.util.Map;

public abstract class ToggleCommand implements CommandExecutor, Listener {

    private static Map<Class<? extends ToggleCommand>, Boolean> enabled = new HashMap<>();
    private static Map<Class<? extends ToggleCommand>, ToggleCommand> instance = new HashMap<>();

    ToggleCommand(boolean on){
        enabled.put(getClass(), false);
        if(on)
            toggle();
        instance.put(getClass(), this);
    }

    @Override
    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
        if(!(sender instanceof Player))
            return false;
        Player player = (Player) sender;

        if (Welt.noPermission(player, Permission.world)){
            player.sendMessage(BauSystem.PREFIX + getNoPermMessage());
            return false;
        }

        toggle();
        return false;
    }

    static ToggleCommand getInstance(Class<? extends ToggleCommand> clazz){
        return instance.get(clazz);
    }

    abstract String getNoPermMessage();
    abstract String getEnableMessage();
    abstract String getDisableMessage();

    public boolean isOn(){
        return enabled.get(getClass());
    }

    public void toggle(){
        enabled.compute(getClass(), (clazz, value) -> !value);
        if(enabled.get(getClass())){
            Bukkit.getPluginManager().registerEvents(this, BauSystem.getPlugin());
            Bukkit.getOnlinePlayers().forEach(player -> player.spigot().sendMessage(ChatMessageType.ACTION_BAR, TextComponent.fromLegacyText(getEnableMessage())));
        }else{
            HandlerList.unregisterAll(this);
            Bukkit.getOnlinePlayers().forEach(player -> player.spigot().sendMessage(ChatMessageType.ACTION_BAR, TextComponent.fromLegacyText(getDisableMessage())));
        }
    }
}