package com.sayii0530.mobstack.managers; import com.sayii0530.mobstack.MobStack; import com.cryptomorin.xseries.XSound; import org.bukkit.Bukkit; import org.bukkit.ChatColor; import org.bukkit.Location; import org.bukkit.entity.Item; import org.bukkit.inventory.ItemStack; import org.bukkit.scheduler.BukkitTask; import java.util.*; public class ItemStackManager { private final MobStack plugin; private BukkitTask stackingTask; private BukkitTask countdownTask; private final Map itemStackSizes = new HashMap<>(); // remaining seconds before despawn private final Map itemDespawnCountdown = new HashMap<>(); public ItemStackManager(MobStack plugin) { this.plugin = plugin; } public void startStackingTask() { startCountdownTask(); } public void stopStackingTask() { if (stackingTask != null) { stackingTask.cancel(); stackingTask = null; } if (countdownTask != null) { countdownTask.cancel(); countdownTask = null; } } private void startCountdownTask() { if (countdownTask != null) { countdownTask.cancel(); } countdownTask = Bukkit.getScheduler().runTaskTimer(plugin, () -> { if (!plugin.getConfigManager().isDespawnTimeEnabled()) return; List toRemove = new ArrayList<>(); for (Map.Entry entry : new ArrayList<>(itemDespawnCountdown.entrySet())) { UUID id = entry.getKey(); int remaining = entry.getValue() - 1; // find the Item entity Item item = findItemById(id); if (item == null || !item.isValid() || item.isDead()) { toRemove.add(id); continue; } if (remaining <= 0) { if (plugin.getConfigManager().isDespawnSoundEnabled()) { XSound.matchXSound(plugin.getConfigManager().getDespawnSound()).ifPresent(s -> { org.bukkit.Sound sound = s.parseSound(); float volume = plugin.getConfigManager().getDespawnSoundVolume(); float pitch = plugin.getConfigManager().getDespawnSoundPitch(); if (sound != null) item.getWorld().playSound(item.getLocation(), sound, volume, pitch); }); } item.remove(); toRemove.add(id); } else { itemDespawnCountdown.put(id, remaining); updateItemDisplay(item); } } for (UUID id : toRemove) { itemDespawnCountdown.remove(id); itemStackSizes.remove(id); } }, 20L, 20L); } private Item findItemById(UUID id) { for (org.bukkit.World world : Bukkit.getWorlds()) { for (org.bukkit.entity.Entity entity : world.getEntities()) { if (entity instanceof Item && entity.getUniqueId().equals(id)) { return (Item) entity; } } } return null; } private void resetDespawnTimer(Item item) { if (!plugin.getConfigManager().isDespawnTimeEnabled()) { itemDespawnCountdown.remove(item.getUniqueId()); return; } int despawnTime = plugin.getConfigManager().getDespawnTime(); itemDespawnCountdown.put(item.getUniqueId(), despawnTime); } public void stackItemImmediately(Item newItem) { if (!plugin.getConfigManager().isItemStackingEnabled()) { return; } int mergeDelay = plugin.getConfigManager().getItemMergeDelay(); Bukkit.getScheduler().runTaskLater(plugin, () -> { if (!newItem.isValid() || newItem.isDead()) { return; } mergeToNewestItem(newItem); }, mergeDelay); } private void mergeToNewestItem(Item newItem) { if (!newItem.isValid() || newItem.isDead()) { return; } ItemStack newItemStack = newItem.getItemStack(); double radius = plugin.getConfigManager().getItemStackRadius(); int maxStackSize = plugin.getConfigManager().getMaxItemStackSize(); int currentStackSize = getItemStackSize(newItem); Location newItemLocation = newItem.getLocation(); List nearbyItems = newItem.getNearbyEntities(radius, radius, radius).stream() .filter(entity -> entity instanceof Item) .map(entity -> (Item) entity) .filter(item -> item.isValid() && !item.isDead()) .filter(item -> !item.equals(newItem)) .filter(item -> isSimilarItem(newItemStack, item.getItemStack())) .sorted((i1, i2) -> Long.compare(i1.getTicksLived(), i2.getTicksLived())) .toList(); for (Item oldItem : nearbyItems) { if (currentStackSize >= maxStackSize) { break; } int oldStackSize = getItemStackSize(oldItem); int totalAmount = currentStackSize + oldStackSize; oldItem.remove(); removeItemStack(oldItem.getUniqueId()); if (totalAmount <= maxStackSize) { currentStackSize = totalAmount; } else { currentStackSize = maxStackSize; int remaining = totalAmount - maxStackSize; ItemStack remainingItemStack = newItemStack.clone(); remainingItemStack.setAmount(Math.min(remaining, remainingItemStack.getMaxStackSize())); Item remainingItem = newItem.getWorld().dropItem(newItemLocation, remainingItemStack); remainingItem.setPickupDelay(40); setItemStackSize(remainingItem, remaining); resetDespawnTimer(remainingItem); updateItemDisplay(remainingItem); break; } } setItemStackSize(newItem, currentStackSize); resetDespawnTimer(newItem); updateItemDisplay(newItem); } private boolean isSimilarItem(ItemStack item1, ItemStack item2) { if (item1.getType() != item2.getType()) { return false; } if (!item1.getItemMeta().equals(item2.getItemMeta())) { return false; } return true; } public int getItemStackSize(Item item) { if (itemStackSizes.containsKey(item.getUniqueId())) { return itemStackSizes.get(item.getUniqueId()); } return item.getItemStack().getAmount(); } public void setItemStackSize(Item item, int size) { itemStackSizes.put(item.getUniqueId(), size); ItemStack itemStack = item.getItemStack(); itemStack.setAmount(Math.min(size, itemStack.getMaxStackSize())); item.setItemStack(itemStack); } public void updateItemDisplay(Item item) { if (!plugin.getConfigManager().isItemCustomNameEnabled()) { item.setCustomNameVisible(false); item.setCustomName(null); return; } int stackSize = getItemStackSize(item); String itemName = getItemDisplayName(item.getItemStack()); String timerText = buildTimerText(item); String amountColor = plugin.getConfigManager().getAmountColor(stackSize); if (stackSize <= 1 && !plugin.getConfigManager().isShowSingleItemHologram()) { item.setCustomNameVisible(false); item.setCustomName(null); return; } String nameFormat = plugin.getConfigManager().getNameFormat(); String displayName = nameFormat .replace("{amount}", amountColor + String.format("%,d", stackSize)) .replace("{item}", "&f" + itemName) .replace("{timer}", timerText); item.setCustomName(ChatColor.translateAlternateColorCodes('&', displayName)); item.setCustomNameVisible(true); } private String buildTimerText(Item item) { if (!plugin.getConfigManager().isDespawnTimeEnabled()) { return ""; } Integer remaining = itemDespawnCountdown.get(item.getUniqueId()); if (remaining == null) { return ""; } int minutes = remaining / 60; int seconds = remaining % 60; String formatted = String.format("%d:%02d", minutes, seconds); String color; if (remaining <= 30) { color = "&c"; } else if (remaining <= 60) { color = "&e"; } else { color = "&a"; } return color + formatted; } private String getItemDisplayName(ItemStack itemStack) { if (itemStack.hasItemMeta() && itemStack.getItemMeta().hasDisplayName()) { return itemStack.getItemMeta().getDisplayName(); } String name = itemStack.getType().name().toLowerCase().replace("_", " "); return name.substring(0, 1).toUpperCase() + name.substring(1); } public void handleItemPickup(Item item, int amountPickedUp) { UUID itemId = item.getUniqueId(); if (!itemStackSizes.containsKey(itemId)) { return; } int currentSize = itemStackSizes.get(itemId); int newSize = currentSize - amountPickedUp; if (newSize <= 0) { itemStackSizes.remove(itemId); itemDespawnCountdown.remove(itemId); } else { setItemStackSize(item, newSize); resetDespawnTimer(item); updateItemDisplay(item); } } public void reloadAllStacks() { stopStackingTask(); itemStackSizes.clear(); itemDespawnCountdown.clear(); startStackingTask(); } public void removeItemStack(UUID itemId) { itemStackSizes.remove(itemId); itemDespawnCountdown.remove(itemId); } }