PocketMine

Paintball.php

<?php

 /**
 * @name PaintBall
 * @author BEcraft
 * @api 3.0.0
 * @main BEcraft\Paintball\Loader
 * @version 1.0
 */
 
 namespace BEcraft\PaintBall;
 
 use pocketmine\plugin\PluginBase;
 use pocketmine\event\Listener;
 use pocketmine\block\Block;
 use pocketmine\entity\Snowball;
 use pocketmine\Player;
 use pocketmine\math\Vector3;
 use pocketmine\event\entity\ProjectileHitEvent;
 
 class Loader extends PluginBase implements Listener{
    
    public function onEnable(){
       $this->getServer()->getPluginManager()->registerEvents($this, $this);
    }
    
    public function onHit(ProjectileHitEvent $event){
       if(($snowball = $event->getEntity()) instanceof Snowball){
          if(($player = $snowball->getOwningEntity()) instanceof Player){
             $block = $player->getLevel()->getBlock(new Vector3($snowball->getX(), $snowball->getY(), $snowball->getZ()));
             $blocks = [];
             if($block->getId() === Block::AIR){
                for($i = 0; $i < 6; ++$i){
                   if(($block = $block->getSide($i))->getId() !== Block::AIR){
                      break;
                      }
                   }
                }
                if($block->getId() === Block::AIR){
                   return false;
                }
                for($x = $block->getX()-1; $x < $block->getX()+1; ++$x){
                   for($y = $block->getY()-1; $y < $block->getY()+1; ++$y){
                      for($z = $block->getZ()-1; $z < $block->getZ()+1; ++$z){
                         if($this->rightBlock($newBlock = $player->getLevel()->getBlock(new Vector3($x, $y, $z)))){
                            array_push($blocks, $newBlock);
                         }
                      }
                   }
                }
                if(!empty($blocks)){
                   unset($block);
                   $wool = Block::get(Block::WOOL, mt_rand(0, 15));
                   foreach($blocks as $block){
                      $player->getLevel()->setBlock(new Vector3($block->getX(), $block->getY(), $block->getZ()), $wool);
                   }
                   unset($wool);
                   unset($blocks);
                }
             }
          }
       }
    
    private function rightBlock(Block $block): bool{
       return in_array($block->getId(), [Block::GRASS, Block::DIRT, Block::SAND, Block::CLAY_BLOCK, Block::WOOL]);
    }
    
 }