package eu.codexe.chestlootplugin.managers; import org.bukkit.Material; import org.bukkit.block.Block; import org.bukkit.block.Chest; import org.bukkit.configuration.ConfigurationSection; import org.bukkit.configuration.file.FileConfiguration; import org.bukkit.inventory.Inventory; import org.bukkit.inventory.ItemStack; import org.bukkit.plugin.java.JavaPlugin; import java.util.ArrayList; import java.util.List; import java.util.Random; public final class LootManager { private final JavaPlugin plugin; private final ConfigManager configManager; private final Random random = new Random(); private List entries = new ArrayList<>(); public LootManager(JavaPlugin plugin, ConfigManager configManager) { this.plugin = plugin; this.configManager = configManager; reload(); } public void reload() { this.entries = loadEntries(); } public boolean isManagedChest(Block block) { return block != null && (block.getType() == Material.CHEST || block.getType() == Material.TRAPPED_CHEST); } public List getManagedChestsInChunk(org.bukkit.Chunk chunk) { List blocks = new ArrayList<>(); for (int x = 0; x < 16; x++) { for (int y = 0; y < chunk.getWorld().getMaxHeight(); y++) { for (int z = 0; z < 16; z++) { Block block = chunk.getBlock(x, y, z); if (isManagedChest(block)) { blocks.add(block); } } } } return blocks; } public void forgetChest(Block block) { } public void fillChest(Block block) { if (!(block.getState() instanceof Chest chest)) { return; } if (random.nextDouble() > configManager.getFillChance()) { return; } Inventory inventory = chest.getBlockInventory(); inventory.clear(); boolean placedAny = false; for (LootEntry entry : entries) { if (random.nextDouble() <= entry.chance()) { int amount = entry.minAmount() + random.nextInt(entry.maxAmount() - entry.minAmount() + 1); inventory.addItem(new ItemStack(entry.material(), amount)); placedAny = true; } } if (!placedAny && !entries.isEmpty()) { LootEntry entry = entries.get(random.nextInt(entries.size())); int amount = entry.minAmount() + random.nextInt(entry.maxAmount() - entry.minAmount() + 1); inventory.addItem(new ItemStack(entry.material(), amount)); } } private List loadEntries() { List result = new ArrayList<>(); FileConfiguration config = configManager.getConfig(); if (!config.isList("loot.items")) { return result; } for (Object raw : config.getList("loot.items")) { if (!(raw instanceof java.util.Map map)) { continue; } Object materialRaw = map.get("material"); Object minRaw = map.get("amount-min"); Object maxRaw = map.get("amount-max"); Object chanceRaw = map.get("chance"); if (materialRaw == null || minRaw == null || maxRaw == null || chanceRaw == null) { continue; } Material material; try { material = Material.valueOf(materialRaw.toString().toUpperCase()); } catch (IllegalArgumentException ex) { continue; } int min = Integer.parseInt(minRaw.toString()); int max = Integer.parseInt(maxRaw.toString()); double chance = Double.parseDouble(chanceRaw.toString()); if (min <= 0 || max < min || chance < 0.0 || chance > 1.0) { continue; } result.add(new LootEntry(material, min, max, chance)); } return result; } private record LootEntry(Material material, int minAmount, int maxAmount, double chance) { } }

ChestLootPlugin