forked from MagicBane/Server
optimized looting system
This commit is contained in:
@@ -0,0 +1,199 @@
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package engine.gameManager;
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import engine.Enum;
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import engine.exception.MsgSendException;
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import engine.net.Dispatch;
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import engine.net.DispatchMessage;
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import engine.net.client.ClientConnection;
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import engine.net.client.msg.LootMsg;
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import engine.net.client.msg.TransferItemFromEquipToInventoryMsg;
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import engine.net.client.msg.UpdateGoldMsg;
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import engine.objects.*;
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import engine.server.MBServerStatics;
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import org.pmw.tinylog.Logger;
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import static engine.math.FastMath.sqr;
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public class LootActionManager {
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public static void loot(LootMsg msg, ClientConnection origin) throws MsgSendException {
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PlayerCharacter player = SessionManager.getPlayerCharacter(origin);
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if (player == null || !player.isAlive() || player.getAltitude() > 0) {
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return;
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}
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Item item = msg.getItem();
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if (item == null) {
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return;
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}
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if (item.lootLock.tryLock()) {
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try {
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handleLoot(msg, player, item, origin);
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} catch (Exception e) {
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Logger.info(e.getMessage());
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} finally {
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item.lootLock.unlock();
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}
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}
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}
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private static void handleLoot(LootMsg msg, PlayerCharacter player, Item item, ClientConnection origin) {
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int targetType = msg.getTargetType();
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int targetID = msg.getTargetID();
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if (!isValidTargetType(targetType)) {
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targetType = msg.getSourceID2();
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targetID = msg.getUnknown01();
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}
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AbstractCharacter targetCharacter;
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Corpse corpse;
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if (isCharacterOrMob(targetType)) {
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targetCharacter = getTargetCharacter(targetType, targetID);
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if (targetCharacter == null || isInvalidLootTarget(player, targetCharacter)) {
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return;
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}
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if (!lootCharacter(player, item, origin, targetCharacter)) {
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return;
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}
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handleCharacterLoot(player, msg, item, targetCharacter);
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} else if (targetType == Enum.GameObjectType.Corpse.ordinal()) {
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corpse = Corpse.getCorpse(targetID);
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if (corpse == null || isTooFarToLoot(player, corpse)) {
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return;
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}
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if (!lootCorpse(player, item, origin, corpse)) {
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return;
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}
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handleCorpseLoot(player, msg, item, corpse);
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}
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}
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private static boolean isValidTargetType(int targetType) {
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return targetType == Enum.GameObjectType.PlayerCharacter.ordinal() ||
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targetType == Enum.GameObjectType.Mob.ordinal() ||
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targetType == Enum.GameObjectType.Corpse.ordinal();
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}
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private static boolean isCharacterOrMob(int targetType) {
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return targetType == Enum.GameObjectType.PlayerCharacter.ordinal() ||
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targetType == Enum.GameObjectType.Mob.ordinal() ||
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targetType == Enum.GameObjectType.NPC.ordinal();
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}
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private static AbstractCharacter getTargetCharacter(int targetType, int targetID) {
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if (targetType == Enum.GameObjectType.PlayerCharacter.ordinal()) {
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return PlayerCharacter.getFromCache(targetID);
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} else if (targetType == Enum.GameObjectType.NPC.ordinal()) {
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return NPC.getFromCache(targetID);
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} else if (targetType == Enum.GameObjectType.Mob.ordinal()) {
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return Mob.getFromCache(targetID);
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}
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return null;
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}
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private static boolean isInvalidLootTarget(PlayerCharacter player, AbstractCharacter target) {
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return target.equals(player) ||
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(target.getObjectType().equals(Enum.GameObjectType.PlayerCharacter) &&
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player.getObjectUUID() != target.getObjectUUID() &&
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((PlayerCharacter) target).isInSafeZone()) ||
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player.getLoc().distanceSquared2D(target.getLoc()) > sqr(MBServerStatics.LOOT_RANGE) ||
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target.isAlive();
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}
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private static boolean isTooFarToLoot(PlayerCharacter player, Corpse corpse) {
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return player.getLoc().distanceSquared2D(corpse.getLoc()) > sqr(MBServerStatics.LOOT_RANGE);
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}
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private static boolean lootCharacter(PlayerCharacter player, Item item, ClientConnection origin, AbstractCharacter target) {
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if (!GroupManager.goldSplit(player, item, origin, target)) {
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if (target.getCharItemManager() != null) {
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Item itemRet = target.getCharItemManager().lootItemFromMe(item, player, origin);
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if (target.getObjectType() == Enum.GameObjectType.Mob && itemRet != null && item.getObjectType() == Enum.GameObjectType.MobLoot) {
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handleMobEquipmentLoot(player, target);
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}
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return itemRet != null;
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}
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}
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return false;
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}
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private static void handleMobEquipmentLoot(PlayerCharacter player, AbstractCharacter target) {
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Mob mobTarget = (Mob) target;
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for (MobEquipment equip : mobTarget.getEquip().values()) {
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TransferItemFromEquipToInventoryMsg back = new TransferItemFromEquipToInventoryMsg(mobTarget, equip.getSlot());
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DispatchMessage.dispatchMsgToInterestArea(mobTarget, back, Enum.DispatchChannel.SECONDARY, MBServerStatics.CHARACTER_LOAD_RANGE, false, false);
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LootMsg lootMsg = new LootMsg(0, 0, target.getObjectType().ordinal(), target.getObjectUUID(), equip);
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Dispatch dispatch = Dispatch.borrow(player, lootMsg);
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DispatchMessage.dispatchMsgDispatch(dispatch, Enum.DispatchChannel.SECONDARY);
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break;
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}
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}
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private static boolean lootCorpse(PlayerCharacter player, Item item, ClientConnection origin, Corpse corpse) {
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Item itemRet = null;
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if (player.getObjectUUID() == corpse.getBelongsToID()) {
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itemRet = corpse.lootItem(item, player);
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} else if (!GroupManager.goldSplit(player, item, origin, corpse)) {
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itemRet = corpse.lootItem(item, player);
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}
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return itemRet != null;
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}
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private static void handleCharacterLoot(PlayerCharacter player, LootMsg msg, Item item, AbstractCharacter target) {
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if (item.getItemBase().getType().equals(engine.Enum.ItemType.GOLD)) {
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updateGold(player, target);
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} else {
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dispatchLootMessage(player, msg, target, item);
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}
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sendGroupLootMessage(player, item);
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}
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private static void handleCorpseLoot(PlayerCharacter player, LootMsg msg, Item item, Corpse corpse) {
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if (item.getItemBase().getType().equals(engine.Enum.ItemType.GOLD)) {
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updateGold(player, corpse);
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} else {
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DispatchMessage.dispatchMsgToInterestArea(corpse, msg, Enum.DispatchChannel.PRIMARY, MBServerStatics.CHARACTER_LOAD_RANGE, false, true);
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}
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sendGroupLootMessage(player, item);
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}
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private static void updateGold(PlayerCharacter player, AbstractWorldObject target) {
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UpdateGoldMsg updateTargetGold = new UpdateGoldMsg(target);
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updateTargetGold.configure();
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DispatchMessage.dispatchMsgToInterestArea(target, updateTargetGold, Enum.DispatchChannel.PRIMARY, MBServerStatics.CHARACTER_LOAD_RANGE, false, false);
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UpdateGoldMsg ugm = new UpdateGoldMsg(player);
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ugm.configure();
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Dispatch dispatch = Dispatch.borrow(player, ugm);
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DispatchMessage.dispatchMsgDispatch(dispatch, Enum.DispatchChannel.SECONDARY);
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}
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private static void dispatchLootMessage(PlayerCharacter player, LootMsg msg, AbstractCharacter target, Item item) {
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msg.setSourceType1(0);
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msg.setSourceType2(0);
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msg.setSourceID1(0);
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msg.setSourceID2(0);
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Dispatch dispatch = Dispatch.borrow(player, msg);
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DispatchMessage.dispatchMsgToInterestArea(target, msg, Enum.DispatchChannel.PRIMARY, MBServerStatics.CHARACTER_LOAD_RANGE, false, true);
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LootMsg newItemMsg = new LootMsg(Enum.GameObjectType.PlayerCharacter.ordinal(), player.getObjectUUID(), 0, 0, item);
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dispatch = Dispatch.borrow(player, newItemMsg);
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DispatchMessage.dispatchMsgDispatch(dispatch, Enum.DispatchChannel.PRIMARY);
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}
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private static void sendGroupLootMessage(PlayerCharacter player, Item item) {
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Group group = GroupManager.getGroup(player);
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if (group != null && group.getSplitGold() && !item.getItemBase().getType().equals(engine.Enum.ItemType.GOLD)) {
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String name = item.getName();
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String text = player.getFirstName() + " has looted " + name + '.';
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ChatManager.chatGroupInfoCanSee(player, text);
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}
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}
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}
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