(WIP) Add src param to transition + certain hooks

Should all hooks have src? I think not

src/Abilities.cpp

@@ -449,7 +449,7 @@ bool doDamageNDebuff(Mob* mob, sSkillResult_Damage_N_Debuff* respdata, int i, in
     respdata[i].iConditionBitFlag = plr->iConditionBitFlag;
 
     if (plr->HP <= 0) {
-        mob->transition(AIState::RETREAT);
+        mob->transition(AIState::RETREAT, mob->target);
     }
 
     return true;
@@ -523,7 +523,7 @@ bool doDamage(Mob* mob, sSkillResult_Damage* respdata, int i, int32_t targetID,
     respdata[i].iHP = plr->HP -= damage;
 
     if (plr->HP <= 0) {
-        mob->transition(AIState::RETREAT);
+        mob->transition(AIState::RETREAT, mob->target);
     }
 
     return true;
@@ -575,7 +575,7 @@ bool doLeech(Mob* mob, sSkillResult_Heal_HP* healdata, int i, int32_t targetID,
     damagedata->iHP = plr->HP -= damage;
 
     if (plr->HP <= 0) {
-        mob->transition(AIState::RETREAT);
+        mob->transition(AIState::RETREAT, mob->target);
     }
 
     return true;

src/Combat.cpp

@@ -128,7 +128,7 @@ void CombatNPC::step(time_t currTime) {
     }
 }
 
-void CombatNPC::transition(AIState newState) {
+void CombatNPC::transition(AIState newState, EntityRef src) {
     state = newState;
     switch (newState) {
     case AIState::INACTIVE:
@@ -138,13 +138,13 @@ void CombatNPC::transition(AIState newState) {
         onRoamStart();
         break;
     case AIState::COMBAT:
-        onCombatStart();
+        onCombatStart(src);
         break;
     case AIState::RETREAT:
         onRetreat();
         break;
     case AIState::DEAD:
-        onDeath();
+        onDeath(src);
         break;
     }
 }
@@ -312,7 +312,7 @@ void Combat::npcAttackPc(Mob *mob, time_t currTime) {
     PlayerManager::sendToViewable(mob->target, respbuf, P_FE2CL_NPC_ATTACK_PCs);
 
     if (plr->HP <= 0) {
-        mob->transition(AIState::RETREAT);
+        mob->transition(AIState::RETREAT, mob->target);
     }
 }
 

src/Entities.hpp

@@ -157,12 +157,12 @@ struct CombatNPC : public BaseNPC, public ICombatant {
     virtual void retreatStep(time_t currTime) {}
     virtual void deadStep(time_t currTime) {}
 
-    virtual void transition(AIState newState);
+    virtual void transition(AIState newState, EntityRef src);
     virtual void onInactive() {} // no-ops by default
     virtual void onRoamStart() {}
-    virtual void onCombatStart() {}
+    virtual void onCombatStart(EntityRef src) {}
     virtual void onRetreat() {}
-    virtual void onDeath() {}
+    virtual void onDeath(EntityRef src) {}
 };
 
 // Mob is in MobAI.hpp, Player is in Player.hpp

src/MobAI.cpp

@@ -267,7 +267,7 @@ static void dealCorruption(Mob *mob, std::vector<int> targetData, int skillID, i
 
         if (plr->HP <= 0) {
             if (!MobAI::aggroCheck(mob, getTime()))
-                mob->transition(AIState::RETREAT);
+                mob->transition(AIState::RETREAT, mob->target);
         }
     }
 
@@ -496,7 +496,7 @@ void Mob::combatStep(time_t currTime) {
     // lose aggro if the player lost connection
     if (PlayerManager::players.find(target) == PlayerManager::players.end()) {
         if (!MobAI::aggroCheck(this, getTime()))
-            transition(AIState::RETREAT);
+            transition(AIState::RETREAT, target);
         return;
     }
 
@@ -506,7 +506,7 @@ void Mob::combatStep(time_t currTime) {
     if (plr->HP <= 0
      || (plr->iSpecialState & CN_SPECIAL_STATE_FLAG__INVULNERABLE)) {
         if (!MobAI::aggroCheck(this, getTime()))
-            transition(AIState::RETREAT);
+            transition(AIState::RETREAT, target);
         return;
     }
 
@@ -611,7 +611,7 @@ void Mob::combatStep(time_t currTime) {
     int xyDistance = hypot(plr->x - roamX, plr->y - roamY);
     distance = hypot(xyDistance, plr->z - roamZ);
     if (distance >= data["m_iCombatRange"]) {
-        transition(AIState::RETREAT);
+        transition(AIState::RETREAT, target);
     }
 }
 
@@ -763,7 +763,7 @@ void Mob::onRoamStart() {
     // stub
 }
 
-void Mob::onCombatStart() {
+void Mob::onCombatStart(EntityRef src) {
     // stub
 }
 
@@ -774,6 +774,6 @@ void Mob::onRetreat() {
         MobAI::groupRetreat(this);
 }
 
-void Mob::onDeath() {
+void Mob::onDeath(EntityRef src) {
     // stub
 }

src/MobAI.hpp

@@ -78,9 +78,9 @@ struct Mob : public CombatNPC {
 
     virtual void onInactive() override;
     virtual void onRoamStart() override;
-    virtual void onCombatStart() override;
+    virtual void onCombatStart(EntityRef src) override;
     virtual void onRetreat() override;
-    virtual void onDeath() override;
+    virtual void onDeath(EntityRef src) override;
 
     auto operator[](std::string s) {
         return data[s];