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Implement buff handling for CombatNPC

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This commit is contained in:
gsemaj
2023-07-25 13:49:40 -04:00
parent 82bee2051a
commit e325f7a40b
9 changed files with 224 additions and 131 deletions
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48
src/Buffs.cpp
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@@ -95,6 +95,12 @@ int Buff::getValue(BuffValueSelector selector) {
return value;
}
EntityRef Buff::getLastSource() {
if(stacks.empty())
return self;
return stacks.back().source;
}
bool Buff::isStale() {
return stacks.empty();
}
@@ -137,15 +143,55 @@ void Buffs::timeBuffUpdate(EntityRef self, Buff* buff, int status, BuffStack* st
self.sock->sendPacket((void*)&pkt, P_FE2CL_PC_BUFF_UPDATE, sizeof(sP_FE2CL_PC_BUFF_UPDATE));
}
void Buffs::timeBuffTick(EntityRef self, Buff* buff) {
if(self.kind != EntityKind::COMBAT_NPC && self.kind != EntityKind::MOB)
return; // not implemented
Entity* entity = self.getEntity();
ICombatant* combatant = dynamic_cast<ICombatant*>(entity);
INITSTRUCT(sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK, pkt);
pkt.eCT = combatant->getCharType();
pkt.iID = combatant->getID();
pkt.iTB_ID = buff->id;
NPCManager::sendToViewable(entity, &pkt, P_FE2CL_CHAR_TIME_BUFF_TIME_TICK, sizeof(sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK));
}
void Buffs::timeBuffTimeout(EntityRef self) {
if(self.kind != EntityKind::PLAYER && self.kind != EntityKind::COMBAT_NPC && self.kind != EntityKind::MOB)
return; // not a combatant
Entity* entity = self.getEntity();
ICombatant* combatant = dynamic_cast<ICombatant*>(entity);
INITSTRUCT(sP_FE2CL_CHAR_TIME_BUFF_TIME_OUT, pkt); // send a buff timeout to other players
pkt.eCT = combatant->getCharType();
int32_t eCharType = combatant->getCharType();
pkt.eCT = eCharType == 4 ? 2 : eCharType; // convention not followed by client here
pkt.iID = combatant->getID();
pkt.iConditionBitFlag = combatant->getCompositeCondition();
NPCManager::sendToViewable(entity, &pkt, P_FE2CL_CHAR_TIME_BUFF_TIME_OUT, sizeof(sP_FE2CL_CHAR_TIME_BUFF_TIME_OUT));
}
void Buffs::tickDrain(EntityRef self, Buff* buff) {
if(self.kind != EntityKind::COMBAT_NPC && self.kind != EntityKind::MOB)
return; // not implemented
Entity* entity = self.getEntity();
ICombatant* combatant = dynamic_cast<ICombatant*>(entity);
int damage = combatant->takeDamage(buff->getLastSource(), combatant->getMaxHP() / 100);
size_t resplen = sizeof(sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK) + sizeof(sSkillResult_Damage);
assert(resplen < CN_PACKET_BUFFER_SIZE - 8);
uint8_t respbuf[CN_PACKET_BUFFER_SIZE];
memset(respbuf, 0, resplen);
sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK *pkt = (sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK*)respbuf;
pkt->iID = self.id;
pkt->eCT = combatant->getCharType();
pkt->iTB_ID = ECSB_BOUNDINGBALL;
sSkillResult_Damage *drain = (sSkillResult_Damage*)(respbuf + sizeof(sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK));
drain->iDamage = damage;
drain->iHP = combatant->getCurrentHP();
drain->eCT = pkt->eCT;
drain->iID = pkt->iID;
NPCManager::sendToViewable(self.getEntity(), (void*)&respbuf, P_FE2CL_CHAR_TIME_BUFF_TIME_TICK, resplen);
}
#pragma endregion