XpCommand.php

<?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\Attribute;
use pocketmine\lang\KnownTranslationFactory;
use pocketmine\permission\DefaultPermissionNames;
use pocketmine\utils\AssumptionFailedError;
use pocketmine\utils\Limits;
use pocketmine\utils\TextFormat;
use function abs;
use function count;
use function str_ends_with;
use function substr;
 
class XpCommand extends VanillaCommand{
 
    public function __construct(string $namespace, string $name){
        parent::__construct(
            $namespace,
            $name,
            KnownTranslationFactory::pocketmine_command_xp_description(),
            KnownTranslationFactory::pocketmine_command_xp_usage()
        );
        $this->setPermissions([
            DefaultPermissionNames::COMMAND_XP_SELF,
            DefaultPermissionNames::COMMAND_XP_OTHER
        ]);
    }
 
    public function execute(CommandSender $sender, string $commandLabel, array $args){
        if(count($args) < 1){
            throw new InvalidCommandSyntaxException();
        }
 
        $player = $this->fetchPermittedPlayerTarget($commandLabel, $sender, $args[1] ?? null, DefaultPermissionNames::COMMAND_XP_SELF, DefaultPermissionNames::COMMAND_XP_OTHER);
        if($player === null){
            return true;
        }
 
        $xpManager = $player->getXpManager();
        if(str_ends_with($args[0], "L")){
            $xpLevelAttr = $player->getAttributeMap()->get(Attribute::EXPERIENCE_LEVEL) ?? throw new AssumptionFailedError();
            $maxXpLevel = (int) $xpLevelAttr->getMaxValue();
            $currentXpLevel = $xpManager->getXpLevel();
            $xpLevels = $this->getInteger($sender, substr($args[0], 0, -1), -$currentXpLevel, $maxXpLevel - $currentXpLevel);
            if($xpLevels >= 0){
                $xpManager->addXpLevels($xpLevels, false);
                $sender->sendMessage(KnownTranslationFactory::commands_xp_success_levels((string) $xpLevels, $player->getName()));
            }else{
                $xpLevels = abs($xpLevels);
                $xpManager->subtractXpLevels($xpLevels);
                $sender->sendMessage(KnownTranslationFactory::commands_xp_success_negative_levels((string) $xpLevels, $player->getName()));
            }
        }else{
            $xp = $this->getInteger($sender, $args[0], max: Limits::INT32_MAX);
            if($xp < 0){
                $sender->sendMessage(KnownTranslationFactory::commands_xp_failure_widthdrawXp()->prefix(TextFormat::RED));
            }else{
                $xpManager->addXp($xp, false);
                $sender->sendMessage(KnownTranslationFactory::commands_xp_success((string) $xp, $player->getName()));
            }
        }
 
        return true;
    }
}