/**
* Remove the old crystal and add new one if stage, broken crystal if break. Send messages in both
* cases.
*
* @param player : The player to check on (inventory and send messages).
* @param scd : SoulCrystalData of to take information form.
* @param stage : Switch to determine success or fail.
*/
private void exchangeCrystal(L2PcInstance player, SoulCrystalData scd, boolean stage) {
QuestState st = player.getQuestState(qn);
st.takeItems(scd.getCrystalItemId(), 1);
if (stage) {
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_SUCCEEDED);
st.giveItems(scd.getStagedItemId(), 1);
st.playSound(QuestState.SOUND_ITEMGET);
} else {
int broken = scd.getBrokenItemId();
if (broken != 0) {
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_BROKE);
st.giveItems(broken, 1);
}
}
}
/**
* Define the Soul Crystal and try to stage it. Checks for quest enabled, crystal(s) in inventory,
* required usage of crystal, mob's ability to level crystal and mob vs player level gap.
*
* @param player : The player to make checks on.
* @param mob : The mob to make checks on.
* @param npcInfo : The mob's leveling informations.
* @param chance : Input variable used to determine keep/stage/break of the crystal.
* @return Returns true only, when crystal is staged or broken (aka any type of crystal change is
* made), else returns false.
*/
private void tryToStageCrystal(
L2PcInstance player, L2Attackable mob, LevelingInfo npcInfo, int chance) {
SoulCrystalData crystalData = null;
ItemInstance crystalItem = null;
// Iterate through player's inventory to find crystal(s).
for (ItemInstance item : player.getInventory().getItems()) {
SoulCrystalData data = SoulCrystalsTable.getSoulCrystalInfos().get(item.getItemId());
if (data == null) continue;
// More crystals found.
if (crystalData != null) {
// Leveling requires soul crystal being used?
if (npcInfo.skillRequired()) {
// Absorb list contains killer and his AbsorbInfo is registered.
final AbsorbInfo ai = mob.getAbsorbInfo(player.getObjectId());
if (ai != null && ai.isRegistered())
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_FAILED_RESONATION);
} else player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_FAILED_RESONATION);
return;
}
crystalData = data;
crystalItem = item;
}
// No crystal found, return without any notification.
if (crystalData == null || crystalItem == null) return;
// Leveling requires soul crystal being used?
if (npcInfo.skillRequired()) {
// Absorb list doesn't contain killer or his AbsorbInfo is not registered.
final AbsorbInfo ai = mob.getAbsorbInfo(player.getObjectId());
if (ai == null || !ai.isRegistered()) return;
// Check if Absorb list contains valid crystal and whether it was used properly.
if (!ai.isValid(crystalItem.getObjectId())) {
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_REFUSED);
return;
}
}
// Check, if npc stages this type of crystal.
if (!npcInfo.isInLevelList(crystalData.getLevel())) {
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_REFUSED);
return;
}
// Check level difference limitation, dark blue monsters does not stage.
if (player.getLevel() - mob.getLevel() > 8) {
player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_REFUSED);
return;
}
// Lucky, crystal successfully stages.
if (chance < npcInfo.getChanceStage()) exchangeCrystal(player, crystalData, true);
// Bad luck, crystal accidentally breaks.
else if (chance < (npcInfo.getChanceStage() + npcInfo.getChanceBreak()))
exchangeCrystal(player, crystalData, false);
// Bad luck, crystal doesn't stage.
else player.sendPacket(SystemMessageId.SOUL_CRYSTAL_ABSORBING_FAILED);
}