2024-01-19 03:56:28 -05:00

207 lines
8.9 KiB
Java

/*
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.Character;
import client.Client;
import client.Skill;
import client.SkillFactory;
import client.inventory.*;
import client.inventory.Equip.ScrollResult;
import client.inventory.manipulator.InventoryManipulator;
import constants.id.ItemId;
import constants.inventory.ItemConstants;
import net.AbstractPacketHandler;
import net.packet.InPacket;
import server.ItemInformationProvider;
import tools.PacketCreator;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
/**
* @author Matze
* @author Frz
*/
public final class ScrollHandler extends AbstractPacketHandler {
@Override
public final void handlePacket(InPacket p, Client c) {
if (c.tryacquireClient()) {
try {
p.readInt(); // whatever...
short slot = p.readShort();
short dst = p.readShort();
byte ws = (byte) p.readShort();
boolean whiteScroll = false; // white scroll being used?
boolean legendarySpirit = false; // legendary spirit skill
if ((ws & 2) == 2) {
whiteScroll = true;
}
ItemInformationProvider ii = ItemInformationProvider.getInstance();
Character chr = c.getPlayer();
Equip toScroll = (Equip) chr.getInventory(InventoryType.EQUIPPED).getItem(dst);
Skill LegendarySpirit = SkillFactory.getSkill(1003);
if (chr.getSkillLevel(LegendarySpirit) > 0 && dst >= 0) {
legendarySpirit = true;
toScroll = (Equip) chr.getInventory(InventoryType.EQUIP).getItem(dst);
}
byte oldLevel = toScroll.getLevel();
byte oldSlots = toScroll.getUpgradeSlots();
Inventory useInventory = chr.getInventory(InventoryType.USE);
Item scroll = useInventory.getItem(slot);
Item wscroll = null;
if (ItemConstants.isCleanSlate(scroll.getItemId())) {
Map<String, Integer> eqStats = ii.getEquipStats(toScroll.getItemId()); // clean slate issue found thanks to Masterrulax
if (eqStats == null || eqStats.get("tuc") == 0) {
announceCannotScroll(c, legendarySpirit);
return;
}
} else if (!ItemConstants.isModifierScroll(scroll.getItemId()) && toScroll.getUpgradeSlots() < 1) {
announceCannotScroll(c, legendarySpirit); // thanks onechord for noticing zero upgrade slots freezing Legendary Scroll UI
return;
}
List<Integer> scrollReqs = ii.getScrollReqs(scroll.getItemId());
if (scrollReqs.size() > 0 && !scrollReqs.contains(toScroll.getItemId())) {
announceCannotScroll(c, legendarySpirit);
return;
}
if (whiteScroll) {
wscroll = useInventory.findById(ItemId.WHITE_SCROLL);
if (wscroll == null) {
whiteScroll = false;
}
}
if (!ItemConstants.isChaosScroll(scroll.getItemId()) && !ItemConstants.isCleanSlate(scroll.getItemId())) {
if (!canScroll(scroll.getItemId(), toScroll.getItemId())) {
announceCannotScroll(c, legendarySpirit);
return;
}
}
if (ItemConstants.isCleanSlate(scroll.getItemId()) && !ii.canUseCleanSlate(toScroll)) {
announceCannotScroll(c, legendarySpirit);
return;
}
Equip scrolled = (Equip) ii.scrollEquipWithId(toScroll, scroll.getItemId(), whiteScroll, 0, chr.isGM());
ScrollResult scrollSuccess = Equip.ScrollResult.FAIL; // fail
if (scrolled == null) {
scrollSuccess = Equip.ScrollResult.CURSE;
} else if (scrolled.getLevel() > oldLevel || (ItemConstants.isCleanSlate(scroll.getItemId()) && scrolled.getUpgradeSlots() == oldSlots + 1) || ItemConstants.isFlagModifier(scroll.getItemId(), scrolled.getFlag())) {
scrollSuccess = Equip.ScrollResult.SUCCESS;
}
useInventory.lockInventory();
try {
if (scroll.getQuantity() < 1) {
announceCannotScroll(c, legendarySpirit);
return;
}
if (whiteScroll && !ItemConstants.isCleanSlate(scroll.getItemId())) {
if (wscroll.getQuantity() < 1) {
announceCannotScroll(c, legendarySpirit);
return;
}
InventoryManipulator.removeFromSlot(c, InventoryType.USE, wscroll.getPosition(), (short) 1, false, false);
}
InventoryManipulator.removeFromSlot(c, InventoryType.USE, scroll.getPosition(), (short) 1, false);
} finally {
useInventory.unlockInventory();
}
final List<ModifyInventory> mods = new ArrayList<>();
if (scrollSuccess == Equip.ScrollResult.CURSE) {
if (!ItemId.isWeddingRing(toScroll.getItemId())) {
mods.add(new ModifyInventory(3, toScroll));
if (dst < 0) {
Inventory inv = chr.getInventory(InventoryType.EQUIPPED);
inv.lockInventory();
try {
chr.unequippedItem(toScroll);
inv.removeItem(toScroll.getPosition());
} finally {
inv.unlockInventory();
}
} else {
Inventory inv = chr.getInventory(InventoryType.EQUIP);
inv.lockInventory();
try {
inv.removeItem(toScroll.getPosition());
} finally {
inv.unlockInventory();
}
}
} else {
scrolled = toScroll;
scrollSuccess = Equip.ScrollResult.FAIL;
mods.add(new ModifyInventory(3, scrolled));
mods.add(new ModifyInventory(0, scrolled));
}
} else {
mods.add(new ModifyInventory(3, scrolled));
mods.add(new ModifyInventory(0, scrolled));
}
c.sendPacket(PacketCreator.modifyInventory(true, mods));
chr.getMap().broadcastMessage(PacketCreator.getScrollEffect(chr.getId(), scrollSuccess, legendarySpirit, whiteScroll));
if (dst < 0 && (scrollSuccess == Equip.ScrollResult.SUCCESS || scrollSuccess == Equip.ScrollResult.CURSE)) {
chr.equipChanged();
}
} finally {
c.releaseClient();
}
}
}
private static void announceCannotScroll(Client c, boolean legendarySpirit) {
if (legendarySpirit) {
c.sendPacket(PacketCreator.getScrollEffect(c.getPlayer().getId(), Equip.ScrollResult.FAIL, false, false));
} else {
c.sendPacket(PacketCreator.getInventoryFull());
}
}
private static boolean canScroll(int scrollid, int itemid) {
int sid = scrollid / 100;
switch (sid) {
case 20492: //scroll for accessory (pendant, belt, ring)
return canScroll(ItemId.RING_STR_100_SCROLL, itemid) || canScroll(ItemId.DRAGON_STONE_SCROLL, itemid) ||
canScroll(ItemId.BELT_STR_100_SCROLL, itemid);
default:
return (scrollid / 100) % 100 == (itemid / 10000) % 100;
}
}
}