Switch to Maven file structure

2021-03-30 21:07:35 +02:00
parent 4acc5675d6
commit 813643036b
817 changed files with 16 additions and 0 deletions
--- a/src/main/java/net/server/channel/handlers/SkillBookHandler.java
+++ b/src/main/java/net/server/channel/handlers/SkillBookHandler.java
@@ -0,0 +1,102 @@
+/*
+	This file is part of the OdinMS Maple Story Server
+    Copyright (C) 2008 Patrick Huy <patrick.huy@frz.cc>
+		       Matthias Butz <matze@odinms.de>
+		       Jan Christian Meyer <vimes@odinms.de>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as
+    published by the Free Software Foundation version 3 as published by
+    the Free Software Foundation. You may not use, modify or distribute
+    this program under any other version of the GNU Affero General Public
+    License.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package net.server.channel.handlers;
+
+import client.MapleCharacter;
+import client.MapleClient;
+import client.Skill;
+import client.SkillFactory;
+import client.inventory.Item;
+import client.inventory.MapleInventory;
+import client.inventory.MapleInventoryType;
+import java.util.Map;
+import net.AbstractMaplePacketHandler;
+import client.inventory.manipulator.MapleInventoryManipulator;
+import server.MapleItemInformationProvider;
+import tools.MaplePacketCreator;
+import tools.data.input.SeekableLittleEndianAccessor;
+
+public final class SkillBookHandler extends AbstractMaplePacketHandler {
+    @Override
+    public final void handlePacket(SeekableLittleEndianAccessor slea, MapleClient c) {
+        if (!c.getPlayer().isAlive()) {
+            c.announce(MaplePacketCreator.enableActions());
+            return;
+        }
+        
+        slea.readInt();
+        short slot = (short) slea.readShort();
+        int itemId = slea.readInt();
+        
+        boolean canuse;
+        boolean success = false;
+        int skill = 0;
+        int maxlevel = 0;
+        
+        MapleCharacter player = c.getPlayer();
+        if (c.tryacquireClient()) {
+            try {
+                MapleInventory inv = c.getPlayer().getInventory(MapleInventoryType.USE);
+                Item toUse = inv.getItem(slot);
+                if (toUse == null || toUse.getItemId() != itemId) {
+                    return;
+                }
+                Map<String, Integer> skilldata = MapleItemInformationProvider.getInstance().getSkillStats(toUse.getItemId(), c.getPlayer().getJob().getId());
+                if (skilldata == null) {
+                    return;
+                }
+                Skill skill2 = SkillFactory.getSkill(skilldata.get("skillid"));
+                if (skilldata.get("skillid") == 0) {
+                    canuse = false;
+                } else if ((player.getSkillLevel(skill2) >= skilldata.get("reqSkillLevel") || skilldata.get("reqSkillLevel") == 0) && player.getMasterLevel(skill2) < skilldata.get("masterLevel")) {
+                    inv.lockInventory();
+                    try {
+                        Item used = inv.getItem(slot);
+                        if (used != toUse || toUse.getQuantity() < 1) {    // thanks ClouD for noticing skillbooks not being usable when stacked
+                            return;
+                        }
+
+                        MapleInventoryManipulator.removeFromSlot(c, MapleInventoryType.USE, slot, (short) 1, false);
+                    } finally {
+                        inv.unlockInventory();
+                    }
+
+                    canuse = true;
+                    if (MapleItemInformationProvider.rollSuccessChance(skilldata.get("success"))) {
+                        success = true;
+                        player.changeSkillLevel(skill2, player.getSkillLevel(skill2), Math.max(skilldata.get("masterLevel"), player.getMasterLevel(skill2)), -1);
+                    } else {
+                        success = false;
+                        //player.dropMessage("The skill book lights up, but the skill winds up as if nothing happened.");
+                    }
+                } else {
+                    canuse = false;
+                }
+            } finally {
+                c.releaseClient();
+            }
+            
+            // thanks Vcoc for noting skill book result not showing for all in area
+            player.getMap().broadcastMessage(MaplePacketCreator.skillBookResult(player, skill, maxlevel, canuse, success));
+        }
+    }
+}