content: /*
   * BedWars1058 - A bed wars mini-game.
   * Copyright (C) 2021 Andrei Dascălu
   *
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program.  If not, see <https://www.gnu.org/licenses/>.
   *
   * Contact e-mail: andrew.dascalu@gmail.com
   */
  
  package com.andrei1058.bedwars.shop.listeners;
  
  import com.andrei1058.bedwars.BedWars;
  import com.andrei1058.bedwars.api.arena.IArena;
  import com.andrei1058.bedwars.arena.Arena;
  import org.bukkit.Material;
  import org.bukkit.entity.Player;
  import org.bukkit.event.EventHandler;
  import org.bukkit.event.Listener;
  import org.bukkit.event.inventory.InventoryCloseEvent;
  import org.bukkit.event.player.PlayerDropItemEvent;
  import org.bukkit.inventory.ItemStack;
  
  public class PlayerDropListener implements Listener {
  
      @EventHandler
      //Prevent from dropping permanent items
      public void onDrop(PlayerDropItemEvent e) {
          IArena a = Arena.getArenaByPlayer(e.getPlayer());
          if (a == null) return;
          String identifier = BedWars.nms.getShopUpgradeIdentifier(e.getItemDrop().getItemStack());
          if (identifier == null) return;
          if (identifier.isEmpty() || identifier.equals(" ")) return;
          if (identifier.equals("null")) return;
          e.setCancelled(true);
      }
  
      @EventHandler
      //Prevent from moving items in chests
      public void onClose(InventoryCloseEvent e) {
          if (!(e instanceof Player)) return;
          IArena a = Arena.getArenaByPlayer((Player) e.getPlayer());
          if (a == null) return;
          String identifier;
          for (ItemStack i : e.getInventory()) {
              if (i == null) continue;
              if (i.getType() == Material.AIR) continue;
              identifier = BedWars.nms.getShopUpgradeIdentifier(i);
              if (identifier.isEmpty() || identifier.equals(" ")) return;
          }
      }
  }
  