mage and paladin strategy port

src/strategy/values/PartyMemberValue.cpp

@@ -139,3 +139,27 @@ bool PartyMemberValue::IsTargetOfSpellCast(Player* target, SpellEntryPredicate &
 
     return false;
 }
+
+class FindMainTankPlayer : public FindPlayerPredicate
+{
+public:
+    FindMainTankPlayer(PlayerbotAI* botAI) : botAI(botAI) {}
+
+    virtual bool Check(Unit* unit)
+    {
+        Player* player = unit->ToPlayer();
+        if (!player) {
+            return false;
+        }
+        return botAI->IsMainTank(player);
+    }
+
+private:
+    PlayerbotAI* botAI;
+};
+
+Unit* PartyMemberMainTankValue::Calculate()
+{
+    FindMainTankPlayer findMainTankPlayer(botAI);
+    return FindPartyMember(findMainTankPlayer);
+}

src/strategy/values/PartyMemberValue.h

@@ -35,4 +35,11 @@ class PartyMemberValue : public UnitCalculatedValue
         virtual bool Check(Unit* player);
 };
 
+class PartyMemberMainTankValue : public PartyMemberValue
+{
+public:
+    PartyMemberMainTankValue(PlayerbotAI* botAI) : PartyMemberValue(botAI) {}
+    virtual Unit* Calculate();
+};
+
 #endif

src/strategy/values/ValueContext.h

@@ -285,6 +285,8 @@ class ValueContext : public NamedObjectContext<UntypedValue>
             creators["RTSC saved location"] = &ValueContext::RTSC_saved_location;
 
             creators["has area debuff"] = &ValueContext::has_area_debuff;
+
+            creators["main tank"] = &ValueContext::main_tank;
         }
 
     private:
@@ -475,6 +477,8 @@ class ValueContext : public NamedObjectContext<UntypedValue>
         static UntypedValue* RTSC_saved_location(PlayerbotAI* botAI) { return new RTSCSavedLocationValue(botAI); }
 
         static UntypedValue* has_area_debuff(PlayerbotAI* botAI) { return new HasAreaDebuffValue(botAI); }
+
+        static UntypedValue* main_tank(PlayerbotAI* ai) { return new PartyMemberMainTankValue(ai); }
 };
 
 #endif