<?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 PocketMine Team
 * @link http://www.pocketmine.net/
 *
 *
*/

declare(strict_types=1);

namespace pocketmine\command\defaults;

use pocketmine\command\CommandSender;
use pocketmine\command\utils\InvalidCommandSyntaxException;
use pocketmine\entity\Effect;
use pocketmine\event\TranslationContainer;
use pocketmine\utils\TextFormat;

class EffectCommand extends VanillaCommand{

	public function __construct(string $name){
		parent::__construct(
			$name,
			"%pocketmine.command.effect.description",
			"%commands.effect.usage"
		);
		$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", [(string) $args[1]]));
			return true;
		}

		$amplification = 0;

		if(count($args) >= 3){
			$duration = ((int) $args[2]) * 20; //ticks
		}else{
			$duration = $effect->getDefaultDuration();
		}

		if(count($args) >= 4){
			$amplification = (int) $args[3];
			if($amplification > 255){
				$sender->sendMessage(new TranslationContainer(TextFormat::RED . "%commands.generic.num.tooBig", [(string) $args[3], "255"]));
				return true;
			}elseif($amplification < 0){
				$sender->sendMessage(new TranslationContainer(TextFormat::RED . "%commands.generic.num.tooSmall", [(string) $args[3], "0"]));
				return true;
			}
		}

		if(count($args) >= 5){
			$v = strtolower($args[4]);
			if($v === "on" or $v === "true" or $v === "t" or $v === "1"){
				$effect->setVisible(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{
			$effect->setDuration($duration)->setAmplifier($amplification);

			$player->addEffect($effect);
			self::broadcastCommandMessage($sender, new TranslationContainer("%commands.effect.success", [$effect->getName(), $effect->getAmplifier(), $player->getDisplayName(), $effect->getDuration() / 20, $effect->getId()]));
		}


		return true;
	}
}