public void populateChest(Chest chest, String chestfile) {
    Inventory inventory = chest.getBlockInventory();
    inventory.clear();
    int added = 0;
    Collections.shuffle(randomLoc);

    if (chestfile.equalsIgnoreCase("op")) {
      for (ChestItem chestItem : opChestItemList) {
        if (random.nextInt(100) + 1 <= chestItem.getChance()) {
          inventory.setItem(randomLoc.get(added), chestItem.getItem());
          if (added++ >= inventory.getSize() - 1) {
            break;
          }
        }
      }
    } else if (chestfile.equalsIgnoreCase("basic")) {
      for (ChestItem chestItem : basicChestItemList) {
        if (random.nextInt(100) + 1 <= chestItem.getChance()) {
          inventory.setItem(randomLoc.get(added), chestItem.getItem());
          if (added++ >= inventory.getSize() - 1) {
            break;
          }
        }
      }
    } else {
      for (ChestItem chestItem : chestItemList) {
        if (random.nextInt(100) + 1 <= chestItem.getChance()) {
          inventory.setItem(randomLoc.get(added), chestItem.getItem());
          if (added++ >= inventory.getSize() - 1) {
            break;
          }
        }
      }
    }
  }
  public void populateDoubleChest(DoubleChest chest, String chestfile) {
    String type = chestfile;
    if (SkyWarsReloaded.getCfg().doubleChestAlwaysOP()) type = "op";

    Inventory inventory = chest.getInventory();
    inventory.clear();
    int added = 0;
    Collections.shuffle(randomDLoc);

    if (type.equalsIgnoreCase("op")) {
      for (ChestItem chestItem : opChestItemList) {
        if (random.nextInt(100) + 1 <= chestItem.getChance()) {
          inventory.setItem(randomDLoc.get(added), chestItem.getItem());
          if (added++ >= inventory.getSize() - 1) {
            break;
          }
        }
      }
    } else if (type.equalsIgnoreCase("basic")) {
      for (ChestItem chestItem : basicChestItemList) {
        if (random.nextInt(100) + 1 <= chestItem.getChance()) {
          inventory.setItem(randomDLoc.get(added), chestItem.getItem());
          if (added++ >= inventory.getSize() - 1) {
            break;
          }
        }
      }
    } else {
      for (ChestItem chestItem : chestItemList) {
        if (random.nextInt(100) + 1 <= chestItem.getChance()) {
          inventory.setItem(randomDLoc.get(added), chestItem.getItem());
          if (added++ >= inventory.getSize() - 1) {
            break;
          }
        }
      }
    }
  }