void CAIGeneral::SetCurrentSpell(uint16 SpellID)
{
if (m_ActionType != ACTION_MAGIC_START &&
m_ActionType != ACTION_MAGIC_CASTING &&
m_ActionType != ACTION_MAGIC_FINISH &&
m_ActionType != ACTION_MAGIC_INTERRUPT)
{
CSpell* spell = spell::GetSpell(SpellID);
if (spell)
{
if (spell->getSpellGroup() == SPELLGROUP_BLUE)
{
m_PSpell = std::make_unique<CBlueSpell>(*static_cast<CBlueSpell*>(spell));
}
else
{
m_PSpell = std::make_unique<CSpell>(*spell);
}
}
else
{
m_PSpell = nullptr;
}
}
}
/**
** Check what computer units can do with magic.
** In fact, turn on autocast for AI.
*/
void AiCheckMagic()
{
CPlayer &player = *AiPlayer->Player;
const int n = player.GetUnitCount();
for (int i = 0; i < n; ++i) {
CUnit &unit = player.GetUnit(i);
if (unit.Type->Spells.size() > 0) {
// Check only idle magic units
for (size_t i = 0; i != unit.Orders.size(); ++i) {
if (unit.Orders[i]->Action == UnitActionSpellCast) {
return;
}
}
for (unsigned int j = 0; j < unit.Type->Spells.size(); ++j) {
CSpell *spell = unit.Type->Spells[j];
// Check if we can cast this spell. SpellIsAvailable checks for upgrades.
if (spell->IsAvailableForUnit(unit)
&& spell->AICast) {
if (AutoCastSpell(unit, *spell)) {
break;
}
}
}
}
}
}
CMagicState::CMagicState(CBattleEntity* PEntity, uint16 targid, uint16 spellid, uint8 flags) :
CState(PEntity, targid),
m_PEntity(PEntity),
m_PSpell(nullptr)
{
CSpell* PSpell = spell::GetSpell(spellid);
m_PSpell = PSpell->clone();
if (!m_PSpell)
{
throw CStateInitException(std::make_unique<CMessageBasicPacket>(m_PEntity, m_PEntity, m_PSpell->getID(), 0, MSGBASIC_CANNOT_CAST_SPELL));
}
auto PTarget = m_PEntity->IsValidTarget(m_targid, m_PSpell->getValidTarget(), m_errorMsg);
if (!PTarget || m_errorMsg)
{
throw CStateInitException(std::move(m_errorMsg));
}
if (!CanCastSpell(PTarget))
{
throw CStateInitException(std::move(m_errorMsg));
}
auto errorMsg = luautils::OnMagicCastingCheck(m_PEntity, PTarget, GetSpell());
if (errorMsg)
{
throw CStateInitException(std::make_unique<CMessageBasicPacket>(m_PEntity, PTarget, m_PSpell->getID(), 0, errorMsg == 1 ? MSGBASIC_CANNOT_CAST_SPELL : errorMsg));
}
m_flags = flags;
m_castTime = std::chrono::milliseconds(battleutils::CalculateSpellCastTime(m_PEntity, GetSpell()));
m_startPos = m_PEntity->loc.p;
action_t action;
action.id = m_PEntity->id;
action.spellgroup = m_PSpell->getSpellGroup();
action.actiontype = ACTION_MAGIC_START;
actionList_t& actionList = action.getNewActionList();
actionList.ActionTargetID = PTarget->id;
actionTarget_t& actionTarget = actionList.getNewActionTarget();
actionTarget.reaction = REACTION_NONE;
actionTarget.speceffect = SPECEFFECT_NONE;
actionTarget.animation = 0;
actionTarget.param = m_PSpell->getID();
actionTarget.messageID = 327; // starts casting
m_PEntity->PAI->EventHandler.triggerListener("MAGIC_START", m_PEntity, m_PSpell.get(), &action); //TODO: weaponskill lua object
m_PEntity->loc.zone->PushPacket(m_PEntity, CHAR_INRANGE_SELF, new CActionPacket(action));
}
void CMobController::CastSpell(uint16 spellid)
{
CSpell* PSpell = spell::GetSpell(spellid);
if (PSpell == nullptr)
{
ShowWarning(CL_YELLOW"ai_mob_dummy::CastSpell: SpellId <%i> is not found\n" CL_RESET, spellid);
}
else
{
CBattleEntity* PCastTarget = nullptr;
// check valid targets
if (PSpell->getValidTarget() & TARGET_SELF)
{
PCastTarget = PMob;
// only buff other targets if i'm roaming
if ((PSpell->getValidTarget() & TARGET_PLAYER_PARTY))
{
// chance to target my master
if (PMob->PMaster != nullptr && dsprand::GetRandomNumber(2) == 0)
{
// target my master
PCastTarget = PMob->PMaster;
}
else if (dsprand::GetRandomNumber(2) == 0)
{
// chance to target party
PMob->PAI->TargetFind->reset();
PMob->PAI->TargetFind->findWithinArea(PMob, AOERADIUS_ATTACKER, PSpell->getRange());
if (!PMob->PAI->TargetFind->m_targets.empty())
{
// randomly select a target
PCastTarget = PMob->PAI->TargetFind->m_targets[dsprand::GetRandomNumber(PMob->PAI->TargetFind->m_targets.size())];
// only target if are on same action
if (PMob->PAI->IsEngaged() == PCastTarget->PAI->IsEngaged())
{
PCastTarget = PMob;
}
}
}
}
}
else
{
PCastTarget = PTarget;
}
Cast(PCastTarget->targid, spellid);
}
}
void TryLearningSpells(CCharEntity* PChar, CMobEntity* PMob) {
if (PMob->m_UsedSkillIds.size() == 0) { // minor optimisation.
return;
}
// prune the learnable blue spells
std::vector<CSpell*> PLearnableSpells;
for (std::map<uint16, uint16>::iterator i=PMob->m_UsedSkillIds.begin(); i != PMob->m_UsedSkillIds.end(); ++i) {
CSpell* PSpell = spell::GetSpellByMonsterSkillId(i->first);
if (PSpell != NULL) {
PLearnableSpells.push_back(PSpell);
}
}
if (PLearnableSpells.size() == 0) {
return;
}
std::vector<CCharEntity*> PBlueMages;
// populate PBlueMages
if (PChar->PParty != NULL) {
for (uint8 i = 0; i < PChar->PParty->members.size(); i++) {
if (PChar->PParty->members[i]->GetMJob() == JOB_BLU && PChar->PParty->members[i]->objtype == TYPE_PC) {
PBlueMages.push_back((CCharEntity*)PChar->PParty->members[i]);
}
}
}
else if (PChar->GetMJob() == JOB_BLU) {
PBlueMages.push_back(PChar);
}
// loop through the list of BLUs and see if they can learn.
for (int i=0; i<PBlueMages.size(); i++) {
CCharEntity* PBlueMage = PBlueMages[i];
if (PBlueMage->isDead()) { // too dead to learn
continue;
}
if (distance(PBlueMage->loc.p, PMob->loc.p) > 100) { // too far away to learn
continue;
}
for (int spell=0; spell<PLearnableSpells.size(); spell++) {
CSpell* PSpell = PLearnableSpells[spell];
if (charutils::hasSpell(PBlueMage, PSpell->getID())) {
continue;
}
uint8 learnableLevel = PSpell->getJob(JOB_BLU);
if (learnableLevel > 0 && learnableLevel < PBlueMage->GetMLevel()+7) { // TODO: Use blue magic skill check rather than level
if (rand()%100 < 33) {
if (charutils::addSpell(PBlueMage, PSpell->getID())) {
PBlueMage->pushPacket(new CMessageBasicPacket(PBlueMage, PBlueMage, PSpell->getID(), 0, MSGBASIC_LEARNS_SPELL));
charutils::SaveSpells(PBlueMage);
PBlueMage->pushPacket(new CCharSpellsPacket(PBlueMage));
}
}
break; // only one attempt at learning a spell, regardless of learn or not.
}
}
}
}
void CMagicState::FinishSpell()
{
DSP_DEBUG_BREAK_IF(m_PSpell == NULL);
DSP_DEBUG_BREAK_IF(m_PEntity->PBattleAI->GetCurrentAction() != ACTION_MAGIC_FINISH);
CSpell* PSpellCopy = new CSpell(*m_PSpell);
luautils::OnSpellPrecast(m_PEntity, PSpellCopy);
SpendCost(PSpellCopy);
SetRecast(m_PSpell);
// remove effects based on spell cast first
int16 effectFlags = EFFECTFLAG_INVISIBLE | EFFECTFLAG_MAGIC_BEGIN;
if (PSpellCopy->canTargetEnemy())
{
effectFlags |= EFFECTFLAG_DETECTABLE;
}
m_PEntity->StatusEffectContainer->DelStatusEffectsByFlag(effectFlags);
m_PTargetFind->reset();
m_PEntity->m_ActionList.clear();
// setup special targeting flags
// can this spell target the dead?
uint8 flags = FINDFLAGS_NONE;
if (PSpellCopy->getValidTarget() & TARGET_PLAYER_DEAD)
{
flags |= FINDFLAGS_DEAD;
}
if (PSpellCopy->getFlag() & SPELLFLAG_HIT_ALL)
{
flags |= FINDFLAGS_HIT_ALL;
}
uint8 aoeType = battleutils::GetSpellAoEType(m_PEntity, PSpellCopy);
if (aoeType == SPELLAOE_RADIAL) {
float distance = spell::GetSpellRadius(PSpellCopy, m_PEntity);
m_PTargetFind->findWithinArea(m_PTarget, AOERADIUS_TARGET, distance, flags);
}
else if (aoeType == SPELLAOE_CONAL)
{
//TODO: actual radius calculation
float radius = spell::GetSpellRadius(PSpellCopy, m_PEntity);
m_PTargetFind->findWithinCone(m_PTarget, radius, 45, flags);
}
else
{
// only add target
m_PTargetFind->findSingleTarget(m_PTarget, flags);
}
uint16 totalTargets = m_PTargetFind->m_targets.size();
PSpellCopy->setTotalTargets(totalTargets);
apAction_t action;
action.ActionTarget = m_PTarget;
action.reaction = REACTION_NONE;
action.speceffect = SPECEFFECT_NONE;
action.animation = PSpellCopy->getAnimationID();
action.param = 0;
action.messageID = 0;
uint16 msg = 0;
int16 ce = 0;
int16 ve = 0;
for (std::vector<CBattleEntity*>::iterator it = m_PTargetFind->m_targets.begin() ; it != m_PTargetFind->m_targets.end(); ++it)
{
CBattleEntity* PTarget = *it;
action.ActionTarget = PTarget;
ce = PSpellCopy->getCE();
ve = PSpellCopy->getVE();
// take all shadows
if (PSpellCopy->canTargetEnemy() && aoeType > 0)
{
PTarget->StatusEffectContainer->DelStatusEffect(EFFECT_BLINK);
PTarget->StatusEffectContainer->DelStatusEffect(EFFECT_COPY_IMAGE);
}
// TODO: this is really hacky and should eventually be moved into lua
if (PSpellCopy->canHitShadow() && aoeType == SPELLAOE_NONE && battleutils::IsAbsorbByShadow(PTarget))
{
// take shadow
msg = 31;
action.param = 1;
ve = 0;
ce = 0;
}
else
{
action.param = luautils::OnSpellCast(m_PEntity, PTarget, PSpellCopy);
// remove effects from damage
if (PSpellCopy->canTargetEnemy() && action.param > 0 && m_PSpell->dealsDamage())
{
PTarget->StatusEffectContainer->DelStatusEffectsByFlag(EFFECTFLAG_DAMAGE);
}
if(msg == 0)
{
msg = PSpellCopy->getMessage();
}
else
{
msg = PSpellCopy->getAoEMessage();
}
}
action.messageID = msg;
if (PSpellCopy->getID() != 305) //I hate to do this, but there really is no other spell like Odin
CharOnTarget(&action, ce, ve);
m_PEntity->m_ActionList.push_back(action);
}
CharAfterFinish();
m_PEntity->StatusEffectContainer->DelStatusEffectsByFlag(EFFECTFLAG_MAGIC_END);
DSP_DEBUG_BREAK_IF(m_PEntity->PBattleAI->GetCurrentAction() != ACTION_MAGIC_FINISH);
m_PEntity->loc.zone->PushPacket(m_PEntity, CHAR_INRANGE_SELF, new CActionPacket(m_PEntity));
delete PSpellCopy;
Clear();
}
void TryLearningSpells(CCharEntity* PChar, CMobEntity* PMob) {
if (PMob->m_UsedSkillIds.size() == 0) { // minor optimisation.
return;
}
// prune the learnable blue spells
std::vector<CSpell*> PLearnableSpells;
for (std::map<uint16, uint16>::iterator i=PMob->m_UsedSkillIds.begin(); i != PMob->m_UsedSkillIds.end(); ++i) {
CSpell* PSpell = spell::GetSpellByMonsterSkillId(i->first);
if (PSpell != nullptr) {
PLearnableSpells.push_back(PSpell);
}
}
if (PLearnableSpells.size() == 0) {
return;
}
std::vector<CCharEntity*> PBlueMages;
// populate PBlueMages
if (PChar->PParty != nullptr) {
for (uint8 i = 0; i < PChar->PParty->members.size(); i++) {
if (PChar->PParty->members[i]->GetMJob() == JOB_BLU && PChar->PParty->members[i]->objtype == TYPE_PC) {
PBlueMages.push_back((CCharEntity*)PChar->PParty->members[i]);
}
}
}
else if (PChar->GetMJob() == JOB_BLU) {
PBlueMages.push_back(PChar);
}
// loop through the list of BLUs and see if they can learn.
for (size_t i = 0; i < PBlueMages.size(); i++) {
CCharEntity* PBlueMage = PBlueMages[i];
if (PBlueMage->isDead()) { // too dead to learn
continue;
}
if (distance(PBlueMage->loc.p, PMob->loc.p) > 100) { // too far away to learn
continue;
}
for (size_t spell = 0; spell < PLearnableSpells.size(); spell++) {
CSpell* PSpell = PLearnableSpells[spell];
if (charutils::hasSpell(PBlueMage, static_cast<uint16>(PSpell->getID()))) {
continue;
}
// get the skill cap for the spell level
auto skillLvlForSpell = battleutils::GetMaxSkill(SKILL_BLUE_MAGIC, JOB_BLU, PSpell->getJob(JOB_BLU));
// get player skill level with bonus from gear
auto playerSkillLvl = PBlueMage->GetSkill(SKILL_BLUE_MAGIC);
// make sure the difference between spell skill and player is at most 31 points
if (playerSkillLvl >= skillLvlForSpell - 31)
{
// TODO: check for blue learning bonus and adjust base percent
if (dsprand::GetRandomNumber(100) < 33) {
if (charutils::addSpell(PBlueMage, static_cast<uint16>(PSpell->getID()))) {
PBlueMage->pushPacket(new CMessageBasicPacket(PBlueMage, PBlueMage, static_cast<uint16>(PSpell->getID()), 0, MSGBASIC_LEARNS_SPELL));
charutils::SaveSpell(PBlueMage, static_cast<uint16>(PSpell->getID()));
PBlueMage->pushPacket(new CCharSpellsPacket(PBlueMage));
}
}
break; // only one attempt at learning a spell, regardless of learn or not.
}
}
}
}
bool CanUseSpell(CBattleEntity* PCaster, uint16 SpellID)
{
bool usable = false;
CSpell* spell = GetSpell(SpellID);
if (spell != NULL)
{
uint8 JobMLVL = spell->getJob(PCaster->GetMJob());
uint8 JobSLVL = spell->getJob(PCaster->GetSJob());
uint8 requirements = spell->getRequirements();
if(PCaster->GetMLevel() >= JobMLVL)
{
usable = true;
if (requirements & SPELLREQ_TABULA_RASA)
{
if (!PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_TABULA_RASA))
{
usable = false;
}
}
if (requirements & SPELLREQ_ADDENDUM_BLACK && PCaster->GetMJob() == JOB_SCH)
{
if(!PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_ADDENDUM_BLACK) && !PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_ENLIGHTENMENT))
{
usable = false;
}
}
else if (requirements & SPELLREQ_ADDENDUM_WHITE && PCaster->GetMJob() == JOB_SCH)
{
if (!PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_ADDENDUM_WHITE) && !PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_ENLIGHTENMENT))
{
usable = false;
}
}
else if (SpellID > 0x200)
{
if (PCaster->objtype == TYPE_PC)
{
if (!blueutils::IsSpellSet((CCharEntity*)PCaster, (CBlueSpell*)spell))
{
usable = false;
}
}
}
if (usable) { return true; }
}
if(PCaster->GetSLevel() >= JobSLVL)
{
usable = true;
if (requirements & SPELLREQ_TABULA_RASA)
{
if (!PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_TABULA_RASA))
{
usable = false;
}
}
if (requirements & SPELLREQ_ADDENDUM_BLACK && PCaster->GetSJob() == JOB_SCH)
{
if (!PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_ADDENDUM_BLACK) && !PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_ENLIGHTENMENT))
{
usable = false;
}
}
else if (requirements & SPELLREQ_ADDENDUM_WHITE && PCaster->GetSJob() == JOB_SCH)
{
if (!PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_ADDENDUM_WHITE) && !PCaster->StatusEffectContainer->HasStatusEffect(EFFECT_ENLIGHTENMENT))
{
usable = false;
}
}
else if (SpellID > 0x200)
{
if (PCaster->objtype == TYPE_PC)
{
if (!blueutils::IsSpellSet((CCharEntity*)PCaster, (CBlueSpell*)spell))
{
usable = false;
}
}
}
}
}
return usable;
}
