Core/Spells: ported the Dark Simulacrum implementation from a33864ce2d9038e491fe99eba8acc532ebd6327f

2 files changed, 87 insertions, 0 deletions

diff --git a/sql/updates/world/cata_classic/2024_06_28_00_world.sql b/sql/updates/world/cata_classic/2024_06_28_00_world.sql
new file mode 100644
index 00000000000..3a20188dfe4
--- /dev/null
+++ b/sql/updates/world/cata_classic/2024_06_28_00_world.sql
@@ -0,0 +1,8 @@
+DELETE FROM `spell_proc` WHERE `SpellId` IN (77616);
+INSERT INTO `spell_proc` (`SpellId`,`SchoolMask`,`SpellFamilyName`,`SpellFamilyMask0`,`SpellFamilyMask1`,`SpellFamilyMask2`,`SpellFamilyMask3`,`ProcFlags`,`ProcFlags2`,`SpellTypeMask`,`SpellPhaseMask`,`HitMask`,`AttributesMask`,`DisableEffectsMask`,`ProcsPerMinute`,`Chance`,`Cooldown`,`Charges`) VALUES
+(77616,0x00,0,0x00000000,0x00000000,0x00000000,0x00000000,0x0,0x0,0x7,0x1,0x0,0x0,0x0,0,0,0,0); -- Dark Simulacrum
+
+DELETE FROM `spell_script_names` WHERE `ScriptName` IN ('spell_dk_dark_simulacrum','spell_dk_dark_simulacrum_buff');
+INSERT INTO `spell_script_names` (`spell_id`,`ScriptName`) VALUES
+(77606,'spell_dk_dark_simulacrum'),
+(77616,'spell_dk_dark_simulacrum_buff');
diff --git a/src/server/scripts/Spells/spell_dk.cpp b/src/server/scripts/Spells/spell_dk.cpp
index 778a7f54772..392dcc153c7 100644
--- a/src/server/scripts/Spells/spell_dk.cpp
+++ b/src/server/scripts/Spells/spell_dk.cpp
@@ -22,7 +22,86 @@
  */
 
 #include "ScriptMgr.h"
+#include "Spell.h"
+#include "SpellAuraEffects.h"
+#include "SpellInfo.h"
+#include "SpellScript.h"
+#include "Unit.h"
+
+enum DeathKnightSpells
+{
+    SPELL_DK_DARK_SIMULACRUM_BUFF               = 77616,
+    SPELL_DK_DARK_SIMULACRUM_SPELLPOWER_BUFF    = 94984
+};
+
+// 77606 - Dark Simulacrum
+class spell_dk_dark_simulacrum : public AuraScript
+{
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        return ValidateSpellInfo({ SPELL_DK_DARK_SIMULACRUM_BUFF, SPELL_DK_DARK_SIMULACRUM_SPELLPOWER_BUFF });
+    }
+
+    bool CheckProc(AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo) const
+    {
+        Spell const* procSpell = eventInfo.GetProcSpell();
+        if (!procSpell)
+            return false;
+
+        if (!GetTarget()->IsPlayer())
+            return procSpell->GetSpellInfo()->HasAttribute(SPELL_ATTR9_ALLOW_DARK_SIMULACRUM);
+
+        if (!procSpell->HasPowerTypeCost(POWER_MANA))
+            return false;
+
+        // filter out spells not castable by mind controlled players (teleports, summons, item creations (healthstones))
+        if (procSpell->GetSpellInfo()->HasAttribute(SPELL_ATTR1_NO_AUTOCAST_AI))
+            return false;
+
+        return true;
+    }
+
+    void HandleProc(AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo) const
+    {
+        Unit* caster = GetCaster();
+        if (!caster)
+            return;
+
+        caster->CastSpell(caster, SPELL_DK_DARK_SIMULACRUM_BUFF, CastSpellExtraArgs()
+            .SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR)
+            .SetTriggeringSpell(eventInfo.GetProcSpell())
+            .AddSpellMod(SPELLVALUE_BASE_POINT0, eventInfo.GetSpellInfo()->Id));
+
+        caster->CastSpell(caster, SPELL_DK_DARK_SIMULACRUM_SPELLPOWER_BUFF, CastSpellExtraArgs()
+            .SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR)
+            .SetTriggeringSpell(eventInfo.GetProcSpell())
+            .AddSpellMod(SPELLVALUE_BASE_POINT0, GetTarget()->SpellBaseDamageBonusDone(SPELL_SCHOOL_MASK_MAGIC))
+            .AddSpellMod(SPELLVALUE_BASE_POINT1, GetTarget()->SpellBaseHealingBonusDone(SPELL_SCHOOL_MASK_MAGIC)));
+    }
+
+    void Register() override
+    {
+        DoCheckEffectProc += AuraCheckEffectProcFn(spell_dk_dark_simulacrum::CheckProc, EFFECT_0, SPELL_AURA_DUMMY);
+        OnEffectProc += AuraEffectProcFn(spell_dk_dark_simulacrum::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
+    }
+};
+
+// 77616 - Dark Simulacrum
+class spell_dk_dark_simulacrum_buff : public AuraScript
+{
+    bool CheckProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo) const
+    {
+        return uint32(aurEff->GetAmount()) == eventInfo.GetSpellInfo()->Id;
+    }
+
+    void Register() override
+    {
+        DoCheckEffectProc += AuraCheckEffectProcFn(spell_dk_dark_simulacrum_buff::CheckProc, EFFECT_0, SPELL_AURA_OVERRIDE_ACTIONBAR_SPELLS_TRIGGERED);
+    }
+};
 
 void AddSC_deathknight_spell_scripts()
 {
+    RegisterSpellScript(spell_dk_dark_simulacrum);
+    RegisterSpellScript(spell_dk_dark_simulacrum_buff);
 }