Core/StatSystem: Fixed missing calls to set negative attack power mods (#28883)

* Core/StatSystem: Fixed missing calls to set negative attack power mods

(cherry picked from commit 5ab14c14e70e516278b94a9e61e8475ffec86774)

* Added missing calls in Player::InitStatsForLevel

* Fixed typo

* Fixed typo

* Fixed typo

2 files changed, 18 insertions, 4 deletions

diff --git a/src/server/game/Entities/Player/Player.cpp b/src/server/game/Entities/Player/Player.cpp
index c3d840dd633..c08aeb7ba7f 100644
--- a/src/server/game/Entities/Player/Player.cpp
+++ b/src/server/game/Entities/Player/Player.cpp
@@ -2783,9 +2783,11 @@ void Player::InitStatsForLevel(bool reapplyMods)
 
     SetAttackPower(0);
     SetAttackPowerModPos(0);
+    SetAttackPowerModNeg(0);
     SetAttackPowerMultiplier(0.0f);
     SetRangedAttackPower(0);
     SetRangedAttackPowerModPos(0);
+    SetRangedAttackPowerModNeg(0);
     SetRangedAttackPowerMultiplier(0.0f);
 
     // Base crit values (will be recalculated in UpdateAllStats() at loading and in _ApplyAllStatBonuses() at reset
diff --git a/src/server/game/Entities/Unit/StatSystem.cpp b/src/server/game/Entities/Unit/StatSystem.cpp
index 142affc27cf..5dccf992645 100644
--- a/src/server/game/Entities/Unit/StatSystem.cpp
+++ b/src/server/game/Entities/Unit/StatSystem.cpp
@@ -475,13 +475,19 @@ void Player::UpdateAttackPowerAndDamage(bool ranged)
     if (ranged)
     {
         SetRangedAttackPower(int32(base_attPower));
-        SetRangedAttackPowerModPos(int32(attPowerMod));
+        if (attPowerMod >= 0)
+            SetRangedAttackPowerModPos(int32(attPowerMod));
+        if (attPowerMod <= 0)
+            SetRangedAttackPowerModNeg(int32(attPowerMod));
         SetRangedAttackPowerMultiplier(attPowerMultiplier);
     }
     else
     {
         SetAttackPower(int32(base_attPower));
-        SetAttackPowerModPos(int32(attPowerMod));
+        if (attPowerMod >= 0)
+            SetAttackPowerModPos(int32(attPowerMod));
+        if (attPowerMod <= 0)
+            SetAttackPowerModNeg(int32(attPowerMod));
         SetAttackPowerMultiplier(attPowerMultiplier);
     }
 
@@ -1051,13 +1057,19 @@ void Creature::UpdateAttackPowerAndDamage(bool ranged)
     if (ranged)
     {
         SetRangedAttackPower(int32(baseAttackPower));
-        SetRangedAttackPowerModPos(int32(attackPowerMod));
+        if (attackPowerMod >= 0)
+            SetRangedAttackPowerModPos(int32(attackPowerMod));
+        if (attackPowerMod <= 0)
+            SetRangedAttackPowerModNeg(int32(attackPowerMod));
         SetRangedAttackPowerMultiplier(attackPowerMultiplier);
     }
     else
     {
         SetAttackPower(int32(baseAttackPower));
-        SetAttackPowerModPos(int32(attackPowerMod));
+        if (attackPowerMod >= 0)
+            SetAttackPowerModPos(int32(attackPowerMod));
+        if (attackPowerMod <= 0)
+            SetAttackPowerModNeg(int32(attackPowerMod));
         SetAttackPowerMultiplier(attackPowerMultiplier);
     }