Scripts/Spells: Fix Incanters Flow (#27395)

1 files changed, 44 insertions, 0 deletions

diff --git a/src/server/scripts/Spells/spell_mage.cpp b/src/server/scripts/Spells/spell_mage.cpp
index af4d3b66985..d56ee711aee 100644
--- a/src/server/scripts/Spells/spell_mage.cpp
+++ b/src/server/scripts/Spells/spell_mage.cpp
@@ -56,6 +56,7 @@ enum MageSpells
     SPELL_MAGE_ICE_BARRIER                       = 11426,
     SPELL_MAGE_ICE_BLOCK                         = 45438,
     SPELL_MAGE_IGNITE                            = 12654,
+    SPELL_MAGE_INCANTERS_FLOW                    = 116267,
     SPELL_MAGE_LIVING_BOMB_EXPLOSION             = 44461,
     SPELL_MAGE_LIVING_BOMB_PERIODIC              = 217694,
     SPELL_MAGE_MANA_SURGE                        = 37445,
@@ -724,6 +725,48 @@ class spell_mage_imp_mana_gems : public AuraScript
     }
 };
 
+// 1463 - Incanter's Flow
+class spell_mage_incanters_flow : public AuraScript
+{
+    PrepareAuraScript(spell_mage_incanters_flow);
+
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        return ValidateSpellInfo({ SPELL_MAGE_INCANTERS_FLOW });
+    }
+
+    void HandlePeriodicTick(AuraEffect const* /*aurEff*/)
+    {
+        // Incanter's flow should not cycle out of combat
+        if (!GetTarget()->IsInCombat())
+            return;
+
+        if (Aura* aura = GetTarget()->GetAura(SPELL_MAGE_INCANTERS_FLOW))
+        {
+            uint32 stacks = aura->GetStackAmount();
+
+            // Force always to values between 1 and 5
+            if ((modifier == -1 && stacks == 1) || (modifier == 1 && stacks == 5))
+            {
+                modifier *= -1;
+                return;
+            }
+
+            aura->ModStackAmount(modifier);
+        }
+        else
+            GetTarget()->CastSpell(GetTarget(), SPELL_MAGE_INCANTERS_FLOW, true);
+    }
+
+    void Register() override
+    {
+        OnEffectPeriodic += AuraEffectPeriodicFn(spell_mage_incanters_flow::HandlePeriodicTick, EFFECT_0, SPELL_AURA_PERIODIC_DUMMY);
+    }
+
+private:
+    int8 modifier = 1;
+};
+
 // 44457 - Living Bomb
 class spell_mage_living_bomb : public SpellScript
 {
@@ -1118,6 +1161,7 @@ void AddSC_mage_spell_scripts()
     RegisterSpellScript(spell_mage_ice_lance_damage);
     RegisterAuraScript(spell_mage_ignite);
     RegisterAuraScript(spell_mage_imp_mana_gems);
+    RegisterAuraScript(spell_mage_incanters_flow);
     RegisterSpellScript(spell_mage_living_bomb);
     RegisterSpellScript(spell_mage_living_bomb_explosion);
     RegisterAuraScript(spell_mage_living_bomb_periodic);