<?php

/*
 *               _ _
 *         /\   | | |
 *        /  \  | | |_ __ _ _   _
 *       / /\ \ | | __/ _` | | | |
 *      / ____ \| | || (_| | |_| |
 *     /_/    \_|_|\__\__,_|\__, |
 *                           __/ |
 *                          |___/
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * @author TuranicTeam
 * @link https://github.com/TuranicTeam/Altay
 *
 */

declare(strict_types=1);

namespace pocketmine\command\defaults;

use pocketmine\command\CommandSender;
use pocketmine\command\utils\InvalidCommandSyntaxException;
use pocketmine\entity\Effect;
use pocketmine\entity\EffectInstance;
use pocketmine\lang\TranslationContainer;
use pocketmine\network\mcpe\protocol\AvailableCommandsPacket;
use pocketmine\network\mcpe\protocol\types\CommandEnum;
use pocketmine\network\mcpe\protocol\types\CommandParameter;
use pocketmine\utils\TextFormat;
use function count;
use function strtolower;
use const INT32_MAX;

class EffectCommand extends VanillaCommand{

	public function __construct(string $name){
		parent::__construct($name, "%pocketmine.command.effect.description", "%commands.effect.usage", [], [
			[
				new CommandParameter("player", AvailableCommandsPacket::ARG_TYPE_TARGET, false),
				new CommandParameter("clear", AvailableCommandsPacket::ARG_TYPE_STRING, false, new CommandEnum("clear", ["clear"]))
			], [
				new CommandParameter("player", AvailableCommandsPacket::ARG_TYPE_TARGET, false),
				new CommandParameter("effect", AvailableCommandsPacket::ARG_TYPE_STRING, false, new CommandEnum("Effect", [])),
				new CommandParameter("seconds", AvailableCommandsPacket::ARG_TYPE_INT),
				new CommandParameter("amplifier", AvailableCommandsPacket::ARG_TYPE_INT),
				new CommandParameter("bool", AvailableCommandsPacket::ARG_TYPE_VALUE, false, new CommandEnum("effectBool", [
					"true", "false"
				]))
			]
		]);
		$this->setPermission("pocketmine.command.effect");
	}

	public function execute(CommandSender $sender, string $commandLabel, array $args){
		if(!$this->testPermission($sender)){
			return true;
		}

		if(count($args) < 2){
			throw new InvalidCommandSyntaxException();
		}

		$player = $sender->getServer()->getPlayer($args[0]);

		if($player === null){
			$sender->sendMessage(new TranslationContainer(TextFormat::RED . "%commands.generic.player.notFound"));
			return true;
		}

		if(strtolower($args[1]) === "clear"){
			foreach($player->getEffects() as $effect){
				$player->removeEffect($effect->getId());
			}

			$sender->sendMessage(new TranslationContainer("commands.effect.success.removed.all", [$player->getDisplayName()]));
			return true;
		}

		$effect = Effect::getEffectByName($args[1]);

		if($effect === null){
			$effect = Effect::getEffect((int) $args[1]);
		}

		if($effect === null){
			$sender->sendMessage(new TranslationContainer(TextFormat::RED . "%commands.effect.notFound", [$args[1]]));
			return true;
		}

		$amplification = 0;

		if(count($args) >= 3){
			if(($d = $this->getBoundedInt($sender, $args[2], 0, (int) (INT32_MAX / 20))) === null){
				return false;
			}
			$duration = $d * 20; //ticks
		}else{
			$duration = null;
		}

		if(count($args) >= 4){
			$amplification = $this->getBoundedInt($sender, $args[3], 0, 255);
			if($amplification === null){
				return false;
			}
		}

		$visible = true;
		if(count($args) >= 5){
			$v = strtolower($args[4]);
			if($v === "on" or $v === "true" or $v === "t" or $v === "1"){
				$visible = false;
			}
		}

		if($duration === 0){
			if(!$player->hasEffect($effect->getId())){
				if(count($player->getEffects()) === 0){
					$sender->sendMessage(new TranslationContainer("commands.effect.failure.notActive.all", [$player->getDisplayName()]));
				}else{
					$sender->sendMessage(new TranslationContainer("commands.effect.failure.notActive", [$effect->getName(), $player->getDisplayName()]));
				}
				return true;
			}

			$player->removeEffect($effect->getId());
			$sender->sendMessage(new TranslationContainer("commands.effect.success.removed", [$effect->getName(), $player->getDisplayName()]));
		}else{
			$instance = new EffectInstance($effect, $duration, $amplification, $visible);
			$player->addEffect($instance);
			self::broadcastCommandMessage($sender, new TranslationContainer("%commands.effect.success", [$effect->getName(), $instance->getAmplifier(), $player->getDisplayName(), $instance->getDuration() / 20, $effect->getId()]));
		}

		return true;
	}
}
