package eu.decoiled.commands;

import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;

import java.util.Arrays;
import java.util.List;

import static eu.decoiled.Main.config;

public class Gang implements CommandExecutor {

    @Override
    public boolean onCommand(CommandSender sender, Command command, String s, String[] args) {

        String arg1 = args[0];
        if(arg1.equals("create")) {

            if (!(sender instanceof Player)) {
                sender.sendMessage(ChatColor.RED + "Solo i giocatori possono utilizzare questo comando.");
                return true;
            }

            Player player = (Player) sender;

            String gangName = args[1];

            if (!gangName.matches("[a-zA-Z0-9]+")) {
                player.sendMessage(ChatColor.RED + "Il nome della gang non può contenere caratteri speciali.");
                return true;
            }

            if (gangName.length() > 10) {
                player.sendMessage(ChatColor.RED + "Il nome della gang non può essere più lungo di 10 caratteri.");
                return true;
            }

            if (isInAGang(player)) {
                player.sendMessage(ChatColor.RED + "Sei già in una gang.");
                return true;
            }

            if (gangExists(gangName)) {
                player.sendMessage(ChatColor.RED + "Esiste già una gang con quel nome.");
                return true;
            }

            createGang(gangName, player);
            player.sendMessage(ChatColor.GREEN + "Hai creato la gang " + gangName + " con successo.");
        } else if (arg1.equals("leave")) {

            if (!(sender instanceof Player)) {
                sender.sendMessage(ChatColor.RED + "Solo i giocatori possono utilizzare questo comando.");
                return true;
            }

            Player player = (Player) sender;

            if (!isInAGang(player)) {
                player.sendMessage(ChatColor.RED + "Non sei già in una gang.");
                return true;
            }

            gangLeave(player);


        }
        return true;
    }

    public boolean isInAGang(Player player) {
        for (String key : config.getConfigurationSection("gangs").getKeys(false)) {
            List<String> members = config.getStringList("gangs." + key + ".members");
            if (members.contains(player.getName())) {
                return true;
            }
        }
        return false;
    }

    public boolean gangExists(String gangName) {
        return config.isSet("gangs." + gangName);
    }

    public void createGang(String gangName, Player leader) {
        leader.setPlayerListName("§7[§b " + gangName + "§7]" + "§f " + leader.getName());
        config.set("gangs." + gangName + ".leader", leader.getName());
        config.set("gangs." + gangName + ".members", Arrays.asList(leader.getName()));
    }

    private void addMemberToGang(String gangName, Player member) {
        List<String> members = config.getStringList("gangs." + gangName + ".members");
        members.add(member.getName());
        config.set("gangs." + gangName + ".members", members);
    }


    public void gangLeave(Player player) {
        for (String key : config.getConfigurationSection("gangs").getKeys(false)) {
            List<String> members = config.getStringList("gangs." + key + ".members");
            String leader = config.getString("gangs." + key + ".leader");
            if (members.contains(player.getName())) {
                members.remove(player.getName());
                if (leader.equals(player.getName())) {
                    config.set("gangs." + key, null);
                    player.sendMessage(ChatColor.RED + "Hai lasciato la gang e l'hai cancellata.");
                } else {
                    config.set("gangs." + key + ".members", members);
                    player.sendMessage(ChatColor.GREEN + "Hai lasciato la gang.");
                }
                return;
            }
        }
        player.sendMessage(ChatColor.RED + "Non sei in alcuna gang.");
    }
}