[Quest API] Add CopyHateList() to Perl/Lua. (#2623)

* [Quest API] Add CopyHateList() to Perl/Lua.

# Perl
- Add `$mob->CopyHateList(to_mob)`.

# Lua
- Add `mob:CopyHateList(to_mob)`.

# Notes
- Allows operators to easily copy and entire hatelist from one mob to another.

* Update mob.cpp

zone/lua_mob.cpp

@@ -2747,6 +2747,11 @@ void Lua_Mob::SendPayload(int payload_id, std::string payload_value) {
 	}
 }
 
+void Lua_Mob::CopyHateList(Lua_Mob to) {
+	Lua_Safe_Call_Void();
+	self->CopyHateList(to);
+}
+
 #ifdef BOTS
 void Lua_Mob::DamageAreaBots(int64 damage) {
 	Lua_Safe_Call_Void();
@@ -2898,6 +2903,7 @@ luabind::scope lua_register_mob() {
 	.def("CloneAppearance", (void(Lua_Mob::*)(Lua_Mob))&Lua_Mob::CloneAppearance)
 	.def("CloneAppearance", (void(Lua_Mob::*)(Lua_Mob,bool))&Lua_Mob::CloneAppearance)
 	.def("CombatRange", (bool(Lua_Mob::*)(Lua_Mob))&Lua_Mob::CombatRange)
+	.def("CopyHateList", (void(Lua_Mob::*)(Lua_Mob))&Lua_Mob::CopyHateList)
 	.def("Damage", (void(Lua_Mob::*)(Lua_Mob,int64,int,int))&Lua_Mob::Damage)
 	.def("Damage", (void(Lua_Mob::*)(Lua_Mob,int64,int,int,bool))&Lua_Mob::Damage)
 	.def("Damage", (void(Lua_Mob::*)(Lua_Mob,int64,int,int,bool,int))&Lua_Mob::Damage)

zone/lua_mob.h

@@ -519,6 +519,7 @@ public:
 	void DamageHateListNPCs(int64 damage, uint32 distance);
 	void DamageHateListNPCsPercentage(int64 damage);
 	void DamageHateListNPCsPercentage(int64 damage, uint32 distance);
+	void CopyHateList(Lua_Mob to);
 };
 
 #endif

zone/mob.cpp

@@ -7051,3 +7051,15 @@ void Mob::CloneAppearance(Mob* other, bool clone_name)
 		TempName(other->GetCleanName());
 	}
 }
+
+void Mob::CopyHateList(Mob* to) {
+	if (hate_list.IsHateListEmpty() || !to || to->IsClient()) {
+		return;
+	}
+
+	for (const auto& h : hate_list.GetHateList()) {
+		if (h->entity_on_hatelist) {
+			to->AddToHateList(h->entity_on_hatelist, h->stored_hate_amount, h->hatelist_damage);
+		}
+	}
+}

zone/mob.h

@@ -654,6 +654,8 @@ public:
 	inline const bool AlwaysAggro() const { return always_aggro; }
 	inline int32 GetHeroicStrikethrough() const  { return heroic_strikethrough; }
 
+	void CopyHateList(Mob* to);
+
 	//Group
 	virtual bool HasRaid() = 0;
 	virtual bool HasGroup() = 0;

zone/perl_mob.cpp

@@ -2678,6 +2678,11 @@ void Perl_Mob_SetEntityVariable(Mob* self, std::string variable_name, std::strin
 	self->SetEntityVariable(variable_name, variable_value);
 }
 
+void Perl_Mob_CopyHateList(Mob* self, Mob* to)
+{
+	self->CopyHateList(to);
+}
+
 #ifdef BOTS
 void Perl_Mob_DamageAreaBots(Mob* self, int64 damage) // @categories Hate and Aggro
 {
@@ -2827,6 +2832,7 @@ void perl_register_mob()
 	package.add("CloneAppearance", (void(*)(Mob*, Mob*))&Perl_Mob_CloneAppearance);
 	package.add("CloneAppearance", (void(*)(Mob*, Mob*, bool))&Perl_Mob_CloneAppearance);
 	package.add("CombatRange", &Perl_Mob_CombatRange);
+	package.add("CopyHateList", &Perl_Mob_CopyHateList);
 	package.add("Damage", (void(*)(Mob*, Mob*, int64, uint16_t, int))&Perl_Mob_Damage);
 	package.add("Damage", (void(*)(Mob*, Mob*, int64, uint16_t, int, bool))&Perl_Mob_Damage);
 	package.add("Damage", (void(*)(Mob*, Mob*, int64, uint16_t, int, bool, int8_t))&Perl_Mob_Damage);