package eu.milujukockoholky.vexliolobby.command.commands;

import eu.milujukockoholky.vexliolobby.VexlioHubPlugin;
import eu.milujukockoholky.vexliolobby.Permissions;
import eu.milujukockoholky.vexliolobby.config.Messages;
import org.bukkit.Bukkit;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.command.TabCompleter;
import org.bukkit.entity.Player;
import org.jetbrains.annotations.NotNull;

import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;

public class ClearchatCommand implements CommandExecutor, TabCompleter {

	public ClearchatCommand(VexlioHubPlugin plugin) {
	}

	@Override
	public boolean onCommand(@NotNull CommandSender sender, @NotNull Command cmd, @NotNull String label, String[] args) {

		if (!(sender.hasPermission(Permissions.COMMAND_CLEARCHAT.getPermission()))) {
			Messages.NO_PERMISSION.send(sender);
			return true;
		}

		if (args.length == 0) {
			for (Player player : Bukkit.getOnlinePlayers()) {
				for (int i = 0; i < 100; i++) {
					player.sendMessage("");
				}
				Messages.CLEARCHAT.send(player, "%player%", sender.getName());
			}
		} else if (args.length == 1) {

			Player player = Bukkit.getPlayer(args[0]);
			if (player == null) {
				Messages.INVALID_PLAYER.send(sender, "%player%", args[0]);
				return true;
			}

			for (int i = 0; i < 100; i++) {
				player.sendMessage("");
			}
			Messages.CLEARCHAT_PLAYER.send(player, "%player%", sender.getName());
		}
		return true;
	}

	@Override
	public List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command cmd, @NotNull String alias, String[] args) {
		if (args.length == 1) {
			String current = args[0].toLowerCase();
			return Bukkit.getOnlinePlayers().stream()
					.map(Player::getName)
					.filter(name -> name.toLowerCase().startsWith(current))
					.collect(Collectors.toList());
		}
		return Collections.emptyList();
	}
}