private final Set<PlayerClass> getAvailableSubClasses(L2PcInstance player) {
final PlayerRace npcRace = getVillageMasterRace();
final ClassType npcTeachType = getVillageMasterTeachType();
// get player base class
final int currentBaseId = player.getBaseClass();
final ClassId baseCID = ClassId.values()[currentBaseId];
// we need 2nd occupation ID
final int baseClassId;
if (baseCID.level() > 2) baseClassId = baseCID.getParent().ordinal();
else baseClassId = currentBaseId;
PlayerClass currClass = PlayerClass.values()[baseClassId];
/**
* If the race of your main class is Elf or Dark Elf, you may not select each class as a
* subclass to the other class, and you may not select Overlord and Warsmith class as a
* subclass. You may not select a similar class as the subclass. The occupations classified as
* similar classes are as follows: Treasure Hunter, Plainswalker and Abyss Walker Hawkeye,
* Silver Ranger and Phantom Ranger Paladin, Dark Avenger, Temple Knight and Shillien Knight
* Warlocks, Elemental Summoner and Phantom Summoner Elder and Shillien Elder Swordsinger and
* Bladedancer Sorcerer, Spellsinger and Spellhowler
*/
Set<PlayerClass> availSubs = currClass.getAvailableSubclasses(player);
if (availSubs != null && !availSubs.isEmpty()) {
for (PlayerClass availSub : availSubs) {
for (SubClass subClass : player.getSubClasses().values())
if (subClass.getClassId() == availSub.ordinal()) {
availSubs.remove(PlayerClass.values()[availSub.ordinal()]);
}
for (Iterator<SubClass> subList = iterSubClasses(player); subList.hasNext(); ) {
SubClass prevSubClass = subList.next();
int subClassId = prevSubClass.getClassId();
if (subClassId >= 88) {
subClassId = ClassId.values()[subClassId].getParent().getId();
}
if (availSub.ordinal() == subClassId || availSub.ordinal() == player.getBaseClass()) {
availSubs.remove(PlayerClass.values()[availSub.ordinal()]);
}
}
if (npcRace == PlayerRace.Human || npcRace == PlayerRace.LightElf) {
// If the master is human or light elf, ensure that fighter-type
// masters only teach fighter classes, and priest-type masters
// only teach priest classes etc.
if (!availSub.isOfType(npcTeachType)) {
availSubs.remove(availSub);
} else if (!availSub.isOfRace(PlayerRace.Human)
&& !availSub.isOfRace(PlayerRace.LightElf)) {
availSubs.remove(availSub);
}
} else {
// If the master is not human and not light elf,
// then remove any classes not of the same race as the master.
if (npcRace != PlayerRace.Human
&& npcRace != PlayerRace.LightElf
&& !availSub.isOfRace(npcRace)) {
availSubs.remove(availSub);
}
}
}
}
currClass = null;
return availSubs;
}
