sweetgum83/src/main/java/net/server/channel/handlers/QuestActionHandler.java
2024-01-19 03:56:28 -05:00

133 lines
4.3 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 net.AbstractPacketHandler;
import net.packet.InPacket;
import scripting.quest.QuestScriptManager;
import server.life.NPC;
import server.quest.Quest;
import java.awt.*;
/**
* @author Matze
*/
public final class QuestActionHandler extends AbstractPacketHandler {
// isNpcNearby thanks to GabrielSin
private static boolean isNpcNearby(InPacket p, Character player, Quest quest, int npcId) {
Point playerP;
Point pos = player.getPosition();
if (p.available() >= 4) {
playerP = new Point(p.readShort(), p.readShort());
if (playerP.distance(pos) > 1000) { // thanks Darter (YungMoozi) for reporting unchecked player position
playerP = pos;
}
} else {
playerP = pos;
}
if (!quest.isAutoStart() && !quest.isAutoComplete()) {
NPC npc = player.getMap().getNPCById(npcId);
if (npc == null) {
return false;
}
Point npcP = npc.getPosition();
if (Math.abs(npcP.getX() - playerP.getX()) > 1200 || Math.abs(npcP.getY() - playerP.getY()) > 800) {
player.dropMessage(5, "Approach the NPC to fulfill this quest operation.");
return false;
}
}
return true;
}
@Override
public final void handlePacket(InPacket p, Client c) {
byte action = p.readByte();
short questid = p.readShort();
Character player = c.getPlayer();
Quest quest = Quest.getInstance(questid);
switch (action) {
case 0: // Restore lost item, Credits Darter ( Rajan )
p.readInt();
int itemid = p.readInt();
quest.restoreLostItem(player, itemid);
break;
case 1: { // Start Quest
int npc = p.readInt();
if (!isNpcNearby(p, player, quest, npc)) {
return;
}
if (quest.canStart(player, npc)) {
quest.start(player, npc);
}
break;
}
case 2: { // Complete Quest
int npc = p.readInt();
if (!isNpcNearby(p, player, quest, npc)) {
return;
}
if (quest.canComplete(player, npc)) {
if (p.available() >= 2) {
int selection = p.readShort();
quest.complete(player, npc, selection);
} else {
quest.complete(player, npc);
}
}
break;
}
case 3: // forfeit quest
quest.forfeit(player);
break;
case 4: { // scripted start quest
int npc = p.readInt();
if (!isNpcNearby(p, player, quest, npc)) {
return;
}
if (quest.canStart(player, npc)) {
QuestScriptManager.getInstance().start(c, questid, npc);
}
break;
}
case 5: { // scripted end quests
int npc = p.readInt();
if (!isNpcNearby(p, player, quest, npc)) {
return;
}
if (quest.canComplete(player, npc)) {
QuestScriptManager.getInstance().end(c, questid, npc);
}
break;
}
}
}
}