package com.lightapi.events; import com.lightapi.LightAPI; import com.lightapi.api.events.*; import com.lightapi.api.events.player.*; import com.lightapi.api.events.entity.*; import com.lightapi.api.events.block.*; import com.lightapi.api.events.world.*; import com.lightapi.api.events.inventory.*; import java.util.*; import java.util.concurrent.ConcurrentHashMap; import java.util.function.Consumer; public class EventManager { private final Map, List>> listeners = new ConcurrentHashMap<>(); private final Map> eventRegistry = new ConcurrentHashMap<>(); public void initialize() { LightAPI.LOGGER.info("Registering event types..."); registerEventType("player.walk", PlayerWalkEvent.class); registerEventType("player.sprint", PlayerSprintEvent.class); registerEventType("player.jump", PlayerJumpEvent.class); registerEventType("player.crouch", PlayerCrouchEvent.class); registerEventType("player.swim", PlayerSwimEvent.class); registerEventType("player.glide", PlayerGlideEvent.class); registerEventType("player.climb", PlayerClimbEvent.class); registerEventType("player.fall", PlayerFallEvent.class); registerEventType("player.interact.entity", PlayerInteractEntityEvent.class); registerEventType("player.interact.block", PlayerInteractBlockEvent.class); registerEventType("player.interact.item", PlayerInteractItemEvent.class); registerEventType("player.damage", PlayerDamageEvent.class); registerEventType("player.death", PlayerDeathEvent.class); registerEventType("player.respawn", PlayerRespawnEvent.class); registerEventType("player.chat", PlayerChatEvent.class); registerEventType("player.command", PlayerCommandEvent.class); registerEventType("player.join", PlayerJoinEvent.class); registerEventType("player.quit", PlayerQuitEvent.class); registerEventType("player.teleport", PlayerTeleportEvent.class); registerEventType("player.world.change", PlayerWorldChangeEvent.class); registerEventType("player.gamemode.change", PlayerGameModeChangeEvent.class); registerEventType("player.exp.change", PlayerExpChangeEvent.class); registerEventType("player.level.change", PlayerLevelChangeEvent.class); registerEventType("player.food.level.change", PlayerFoodLevelChangeEvent.class); registerEventType("player.hunger", PlayerHungerEvent.class); registerEventType("player.heal", PlayerHealEvent.class); registerEventType("player.velocity.change", PlayerVelocityChangeEvent.class); registerEventType("entity.spawn", EntitySpawnEvent.class); registerEventType("entity.death", EntityDeathEvent.class); registerEventType("entity.damage", EntityDamageEvent.class); registerEventType("entity.target", EntityTargetEvent.class); registerEventType("entity.teleport", EntityTeleportEvent.class); registerEventType("entity.mount", EntityMountEvent.class); registerEventType("entity.dismount", EntityDismountEvent.class); registerEventType("entity.tame", EntityTameEvent.class); registerEventType("entity.breed", EntityBreedEvent.class); registerEventType("entity.transform", EntityTransformEvent.class); registerEventType("block.break", BlockBreakEvent.class); registerEventType("block.place", BlockPlaceEvent.class); registerEventType("block.interact", BlockInteractEvent.class); registerEventType("block.update", BlockUpdateEvent.class); registerEventType("block.burn", BlockBurnEvent.class); registerEventType("block.explode", BlockExplodeEvent.class); registerEventType("block.grow", BlockGrowEvent.class); registerEventType("block.spread", BlockSpreadEvent.class); registerEventType("block.dispense", BlockDispenseEvent.class); registerEventType("world.time.change", WorldTimeChangeEvent.class); registerEventType("world.weather.change", WorldWeatherChangeEvent.class); registerEventType("world.chunk.load", ChunkLoadEvent.class); registerEventType("world.chunk.unload", ChunkUnloadEvent.class); registerEventType("world.explosion", ExplosionEvent.class); registerEventType("inventory.open", InventoryOpenEvent.class); registerEventType("inventory.close", InventoryCloseEvent.class); registerEventType("inventory.click", InventoryClickEvent.class); registerEventType("inventory.pickup", ItemPickupEvent.class); registerEventType("inventory.drop", ItemDropEvent.class); registerEventType("inventory.craft", ItemCraftEvent.class); registerEventType("inventory.smelt", ItemSmeltEvent.class); registerEventType("inventory.enchant", ItemEnchantEvent.class); registerEventType("inventory.repair", ItemRepairEvent.class); registerEventType("inventory.consume", ItemConsumeEvent.class); LightAPI.LOGGER.info("Registered {} event types", eventRegistry.size()); } private void registerEventType(String name, Class eventClass) { eventRegistry.put(name, eventClass); listeners.putIfAbsent(eventClass, new ArrayList<>()); } public void registerListener(Class eventClass, Consumer handler) { registerListener(eventClass, EventPriority.NORMAL, handler); } public void registerListener(Class eventClass, EventPriority priority, Consumer handler) { List> eventListeners = listeners.computeIfAbsent(eventClass, k -> new ArrayList<>()); eventListeners.add(new EventListener<>(eventClass, priority, handler)); eventListeners.sort(Comparator.comparingInt(l -> l.priority.ordinal())); } @SuppressWarnings("unchecked") public T callEvent(T event) { Class eventClass = event.getClass(); List> eventListeners = listeners.get(eventClass); if (eventListeners != null) { for (EventListener listener : eventListeners) { try { ((EventListener) listener).handler.accept(event); if (event instanceof Cancellable cancellable && cancellable.isCancelled()) { break; } } catch (Exception e) { LightAPI.LOGGER.error("Error while calling event {}", eventClass.getSimpleName(), e); } } } return event; } public int getRegisteredEventCount() { return eventRegistry.size(); } public Set getRegisteredEventNames() { return eventRegistry.keySet(); } private static class EventListener { private final Class eventClass; private final EventPriority priority; private final Consumer handler; public EventListener(Class eventClass, EventPriority priority, Consumer handler) { this.eventClass = eventClass; this.priority = priority; this.handler = handler; } } }