Core/Spells: Clean up some assist checks (no behavior change)
Port From (https://github.com/TrinityCore/TrinityCore/commit/8760b7322e2d6417956fe5ddf08bb7b1268c734e)
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@@ -2343,20 +2343,20 @@ namespace Game.Entities
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return false;
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// ignore immunity flags when assisting
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if (bySpell == null || !(isPositiveSpell && bySpell.HasAttribute(SpellAttr6.AssistIgnoreImmuneFlag)))
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if (unit != null && unitTarget != null && !(isPositiveSpell && bySpell.HasAttribute(SpellAttr6.AssistIgnoreImmuneFlag)))
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{
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if (unit != null && !unit.HasUnitFlag(UnitFlags.PlayerControlled) && unitTarget != null && unitTarget.IsImmuneToNPC())
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if (!unit.HasUnitFlag(UnitFlags.PlayerControlled) && unitTarget.IsImmuneToNPC())
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return false;
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if (unitTarget != null && !unitTarget.HasUnitFlag(UnitFlags.PlayerControlled) && unit && unit.IsImmuneToNPC())
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if (!unitTarget.HasUnitFlag(UnitFlags.PlayerControlled) && unit.IsImmuneToNPC())
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return false;
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if (bySpell == null || !bySpell.HasAttribute(SpellAttr8.AttackIgnoreImmuneToPCFlag))
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{
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if (unit != null && unit.HasUnitFlag(UnitFlags.PlayerControlled) && unitTarget && unitTarget.IsImmuneToPC())
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if (unit.HasUnitFlag(UnitFlags.PlayerControlled) && unitTarget.IsImmuneToPC())
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return false;
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if (unitTarget != null && unitTarget.HasUnitFlag(UnitFlags.PlayerControlled) && unit && unit.IsImmuneToPC())
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if (unitTarget.HasUnitFlag(UnitFlags.PlayerControlled) && unit.IsImmuneToPC())
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return false;
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}
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}
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