Added intelliJ project folder on exclusion list

* Random/Addclass bots cannot get first achievements

* Use firsts achievement flags

.gitignore

@@ -48,4 +48,5 @@ local.properties
 .loadpath
 .project
 .cproject
-.vscode
+.vscode
+.idea

src/Playerbots.cpp

@@ -220,7 +220,8 @@ public:
 
     bool OnPlayerBeforeAchievementComplete(Player* player, AchievementEntry const* achievement) override
     {
-        if (sRandomPlayerbotMgr->IsRandomBot(player) && (achievement->flags == 256 || achievement->flags == 768))
+        if ((sRandomPlayerbotMgr->IsRandomBot(player) || sRandomPlayerbotMgr->IsAddclassBot(player)) &&
+            (achievement->flags & (ACHIEVEMENT_FLAG_REALM_FIRST_REACH | ACHIEVEMENT_FLAG_REALM_FIRST_KILL)))
         {
             return false;
         }

src/strategy/actions/MovementActions.cpp

@@ -199,7 +199,8 @@ bool MovementAction::MoveTo(uint32 mapId, float x, float y, float z, bool idle,
     {
         VehicleSeatEntry const* seat = vehicle->GetSeatForPassenger(bot);
         Unit* vehicleBase = vehicle->GetBase();
-        generatePath = vehicleBase->CanFly();
+        // If the mover (vehicle) can fly, we DO NOT want an mmaps path (2D ground) => disable pathfinding
+        generatePath = !vehicleBase || !vehicleBase->CanFly();
         if (!vehicleBase || !seat || !seat->CanControl())  // is passenger and cant move anyway
             return false;
 
@@ -207,14 +208,20 @@ bool MovementAction::MoveTo(uint32 mapId, float x, float y, float z, bool idle,
         if (distance > 0.01f)
         {
             MotionMaster& mm = *vehicleBase->GetMotionMaster();  // need to move vehicle, not bot
+            // Disable ground pathing if the bot/master/vehicle are flying
+            auto isFlying = [](Unit* u){ return u && (u->HasUnitMovementFlag(MOVEMENTFLAG_FLYING) || u->IsInFlight()); };
+            bool allowPathVeh = generatePath;
+            Unit* masterVeh = botAI ? botAI->GetMaster() : nullptr;
+            if (isFlying(vehicleBase) || isFlying(bot) || isFlying(masterVeh))
+                allowPathVeh = false;
             mm.Clear();
             if (!backwards)
             {
-                mm.MovePoint(0, x, y, z, FORCED_MOVEMENT_NONE, 0.0f, 0.0f, generatePath);
+                mm.MovePoint(0, x, y, z, FORCED_MOVEMENT_NONE, 0.0f, 0.0f, allowPathVeh);
             }
             else
             {
-                mm.MovePointBackwards(0, x, y, z, generatePath);
+                mm.MovePointBackwards(0, x, y, z, allowPathVeh);
             }
             float speed = backwards ? vehicleBase->GetSpeed(MOVE_RUN_BACK) : vehicleBase->GetSpeed(MOVE_RUN);
             float delay = 1000.0f * (distance / speed);
@@ -241,15 +248,22 @@ bool MovementAction::MoveTo(uint32 mapId, float x, float y, float z, bool idle,
             //     bot->CastStop();
             //     botAI->InterruptSpell();
             // }
+            
             MotionMaster& mm = *bot->GetMotionMaster();
+            // No ground pathfinding if the bot/master are flying => allow true 3D (Z) movement
+            auto isFlying = [](Unit* u){ return u && (u->HasUnitMovementFlag(MOVEMENTFLAG_FLYING) || u->IsInFlight()); };
+            bool allowPath = generatePath;
+            Unit* master = botAI ? botAI->GetMaster() : nullptr;
+            if (isFlying(bot) || isFlying(master))
+                allowPath = false;
             mm.Clear();
             if (!backwards)
             {
-                mm.MovePoint(0, x, y, z, FORCED_MOVEMENT_NONE, 0.0f, 0.0f, generatePath);
+                mm.MovePoint(0, x, y, z, FORCED_MOVEMENT_NONE, 0.0f, 0.0f, allowPath);
             }
             else
             {
-                mm.MovePointBackwards(0, x, y, z, generatePath);
+                mm.MovePointBackwards(0, x, y, z, allowPath);
             }
             float delay = 1000.0f * MoveDelay(distance, backwards);
             if (lessDelay)
@@ -282,16 +296,23 @@ bool MovementAction::MoveTo(uint32 mapId, float x, float y, float z, bool idle,
             //     bot->CastStop();
             //     botAI->InterruptSpell();
             // }
+
             MotionMaster& mm = *bot->GetMotionMaster();
             G3D::Vector3 endP = path.back();
+            // No ground pathfinding if the bot/master are flying => allow true 3D (Z) movement
+            auto isFlying = [](Unit* u){ return u && (u->HasUnitMovementFlag(MOVEMENTFLAG_FLYING) || u->IsInFlight()); };
+            bool allowPath = generatePath;
+            Unit* master = botAI ? botAI->GetMaster() : nullptr;
+            if (isFlying(bot) || isFlying(master))
+                allowPath = false;
             mm.Clear();
             if (!backwards)
             {
-                mm.MovePoint(0, x, y, z, FORCED_MOVEMENT_NONE, 0.0f, 0.0f, generatePath);
+                mm.MovePoint(0, x, y, z, FORCED_MOVEMENT_NONE, 0.0f, 0.0f, allowPath);
             }
             else
             {
-                mm.MovePointBackwards(0, x, y, z, generatePath);
+                mm.MovePointBackwards(0, x, y, z, allowPath);
             }
             float delay = 1000.0f * MoveDelay(distance, backwards);
             if (lessDelay)
@@ -1013,18 +1034,49 @@ void MovementAction::UpdateMovementState()
                     bot->GetMapWaterOrGroundLevel(bot->GetPositionX(), bot->GetPositionY(), bot->GetPositionZ()) + 1.0f;
 
     // Keep bot->SendMovementFlagUpdate() withing the if statements to not intefere with bot behavior on ground/(shallow) waters
-    if (!bot->HasUnitMovementFlag(MOVEMENTFLAG_FLYING) &&
-        bot->HasAuraType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED) && !onGround)
-    {
-        bot->AddUnitMovementFlag(MOVEMENTFLAG_FLYING);
-        bot->SendMovementFlagUpdate();
-    }
 
-    else if (bot->HasUnitMovementFlag(MOVEMENTFLAG_FLYING) &&
-        (!bot->HasAuraType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED) || onGround))
+    bool hasFlightAura = bot->HasAuraType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED) || bot->HasAuraType(SPELL_AURA_FLY);
+    if (hasFlightAura)
     {
-        bot->RemoveUnitMovementFlag(MOVEMENTFLAG_FLYING);
-        bot->SendMovementFlagUpdate();
+        bool changed = false;
+        if (!bot->HasUnitMovementFlag(MOVEMENTFLAG_CAN_FLY))
+        {
+            bot->AddUnitMovementFlag(MOVEMENTFLAG_CAN_FLY);
+            changed = true;
+        }
+        if (!bot->HasUnitMovementFlag(MOVEMENTFLAG_DISABLE_GRAVITY))
+        {
+            bot->AddUnitMovementFlag(MOVEMENTFLAG_DISABLE_GRAVITY);
+            changed = true;
+        }
+        if (!bot->HasUnitMovementFlag(MOVEMENTFLAG_FLYING))
+        {
+            bot->AddUnitMovementFlag(MOVEMENTFLAG_FLYING);
+            changed = true;
+        }
+        if (changed)
+            bot->SendMovementFlagUpdate();
+    }
+    else if (!hasFlightAura)
+    {
+        bool changed = false;
+        if (bot->HasUnitMovementFlag(MOVEMENTFLAG_FLYING))
+        {
+            bot->RemoveUnitMovementFlag(MOVEMENTFLAG_FLYING);
+            changed = true;
+        }
+        if (bot->HasUnitMovementFlag(MOVEMENTFLAG_DISABLE_GRAVITY))
+        {
+            bot->RemoveUnitMovementFlag(MOVEMENTFLAG_DISABLE_GRAVITY);
+            changed = true;
+        }
+        if (bot->HasUnitMovementFlag(MOVEMENTFLAG_CAN_FLY))
+        {
+            bot->RemoveUnitMovementFlag(MOVEMENTFLAG_CAN_FLY);
+            changed = true;
+        }
+        if (changed)
+            bot->SendMovementFlagUpdate();
     }
 
     // See if the bot is currently slowed, rooted, or otherwise unable to move
@@ -1122,13 +1174,6 @@ bool MovementAction::Follow(Unit* target, float distance, float angle)
     if (!target)
         return false;
 
-    if (!bot->InBattleground() && sServerFacade->IsDistanceLessOrEqualThan(sServerFacade->GetDistance2d(bot, target),
-                                                                           sPlayerbotAIConfig->followDistance))
-    {
-        // botAI->TellError("No need to follow");
-        return false;
-    }
-
     /*
     if (!bot->InBattleground()
         && sServerFacade->IsDistanceLessOrEqualThan(sServerFacade->GetDistance2d(bot, target->GetPositionX(),
@@ -1246,21 +1291,17 @@ bool MovementAction::Follow(Unit* target, float distance, float angle)
             return MoveTo(target, sPlayerbotAIConfig->followDistance);
     }
 
-    if (sServerFacade->IsDistanceLessOrEqualThan(sServerFacade->GetDistance2d(bot, target),
-                                                 sPlayerbotAIConfig->followDistance))
-    {
-        // botAI->TellError("No need to follow");
-        return false;
-    }
-
     if (target->IsFriendlyTo(bot) && bot->IsMounted() && AI_VALUE(GuidVector, "all targets").empty())
         distance += angle;
 
-    if (!bot->InBattleground() && sServerFacade->IsDistanceLessOrEqualThan(sServerFacade->GetDistance2d(bot, target),
-                                                                           sPlayerbotAIConfig->followDistance))
+    // Do not cancel follow if the 2D distance is short but the Z still differs (e.g., master above).
+    float dz1 = fabs(bot->GetPositionZ() - target->GetPositionZ());
+    if (!bot->InBattleground()
+        && sServerFacade->IsDistanceLessOrEqualThan(sServerFacade->GetDistance2d(bot, target), sPlayerbotAIConfig->followDistance)
+        && dz1 < sPlayerbotAIConfig->contactDistance)
     {
         // botAI->TellError("No need to follow");
-        return false;
+        return false; // truly in range (2D and Z) => no need to move
     }
 
     bot->HandleEmoteCommand(0);

src/strategy/actions/TalkToQuestGiverAction.cpp

@@ -205,17 +205,18 @@ void TalkToQuestGiverAction::RewardMultipleItem(Quest const* quest, Object* ques
     }
     else
     {
-        // Try to pick the usable item. If multiple list usable rewards.
+        // Try to pick the usable item. If multiple, list usable rewards.
         bestIds = BestRewards(quest);
-        if (!bestIds.empty())
-        {
+
+        if (bestIds.size() > 1)
             AskToSelectReward(quest, out, true);
-        }
-        else
+
+        else if (!bestIds.empty())
         {
             // Pick the first item
-            ItemTemplate const* item = sObjectMgr->GetItemTemplate(quest->RewardChoiceItemId[*bestIds.begin()]);
-            bot->RewardQuest(quest, *bestIds.begin(), questGiver, true);
+            uint32 firstId = *bestIds.begin();
+            ItemTemplate const* item = sObjectMgr->GetItemTemplate(quest->RewardChoiceItemId[firstId]);
+            bot->RewardQuest(quest, firstId, questGiver, true);
 
             out << "Rewarded " << ChatHelper::FormatItem(item);
         }