Scripts/Spells: Implement hunter talent Binding Shot (#31074)

1 files changed, 96 insertions, 0 deletions

diff --git a/src/server/scripts/Spells/spell_hunter.cpp b/src/server/scripts/Spells/spell_hunter.cpp
index b753ff11b26..45ff0a4ec7c 100644
--- a/src/server/scripts/Spells/spell_hunter.cpp
+++ b/src/server/scripts/Spells/spell_hunter.cpp
@@ -25,11 +25,13 @@
 #include "AreaTriggerAI.h"
 #include "CellImpl.h"
 #include "GridNotifiersImpl.h"
+#include "ObjectAccessor.h"
 #include "Pet.h"
 #include "SpellAuraEffects.h"
 #include "SpellHistory.h"
 #include "SpellMgr.h"
 #include "SpellScript.h"
+#include "TaskScheduler.h"
 
 enum HunterSpells
 {
@@ -42,6 +44,11 @@ enum HunterSpells
     SPELL_HUNTER_ASPECT_OF_THE_FOX                  = 1219162,
     SPELL_HUNTER_ASPECT_OF_THE_TURTLE_PACIFY_AURA   = 205769,
     SPELL_HUNTER_BINDING_SHOT                       = 109248,
+    SPELL_HUNTER_BINDING_SHOT_IMMUNE                = 117553,
+    SPELL_HUNTER_BINDING_SHOT_MARKER                = 117405,
+    SPELL_HUNTER_BINDING_SHOT_STUN                  = 117526,
+    SPELL_HUNTER_BINDING_SHOT_VISUAL                = 117614,
+    SPELL_HUNTER_BINDING_SHOT_VISUAL_ARROW          = 118306,
     SPELL_HUNTER_CONCUSSIVE_SHOT                    = 5116,
     SPELL_HUNTER_EMERGENCY_SALVE_TALENT             = 459517,
     SPELL_HUNTER_EMERGENCY_SALVE_DISPEL             = 459521,
@@ -217,6 +224,93 @@ class spell_hun_aspect_of_the_turtle : public AuraScript
     }
 };
 
+// 109248 - Binding Shot
+class spell_hun_binding_shot : public SpellScript
+{
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        return ValidateSpellInfo({ SPELL_HUNTER_BINDING_SHOT_VISUAL_ARROW });
+    }
+
+    void HandleCast()
+    {
+        GetCaster()->CastSpell(GetExplTargetDest()->GetPosition(), SPELL_HUNTER_BINDING_SHOT_VISUAL_ARROW, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
+    }
+
+    void Register() override
+    {
+        OnCast += SpellCastFn(spell_hun_binding_shot::HandleCast);
+    }
+};
+
+// 109248 - Binding Shot
+// Id - 1524
+struct at_hun_binding_shot : AreaTriggerAI
+{
+    using AreaTriggerAI::AreaTriggerAI;
+
+    void OnInitialize() override
+    {
+        if (Unit* caster = at->GetCaster())
+            for (AreaTrigger* other : caster->GetAreaTriggers(SPELL_HUNTER_BINDING_SHOT))
+                other->SetDuration(0);
+    }
+
+    void OnCreate(Spell const* /*creatingSpell*/) override
+    {
+        _scheduler.Schedule(1s, [this](TaskContext task)
+        {
+            for (ObjectGuid const& guid : at->GetInsideUnits())
+            {
+                Unit* unit = ObjectAccessor::GetUnit(*at, guid);
+                if (!unit->HasAura(SPELL_HUNTER_BINDING_SHOT_MARKER))
+                    continue;
+
+                unit->CastSpell(at->GetPosition(), SPELL_HUNTER_BINDING_SHOT_VISUAL, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
+            }
+
+            task.Repeat(1s);
+        });
+    }
+
+    void OnUnitEnter(Unit* unit) override
+    {
+        if (Unit* caster = at->GetCaster())
+        {
+            if (caster->IsValidAttackTarget(unit) && !unit->HasAura(SPELL_HUNTER_BINDING_SHOT_IMMUNE, caster->GetGUID()))
+            {
+                caster->CastSpell(unit, SPELL_HUNTER_BINDING_SHOT_MARKER, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
+                unit->CastSpell(at->GetPosition(), SPELL_HUNTER_BINDING_SHOT_VISUAL, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
+            }
+        }
+    }
+
+    void OnUnitExit(Unit* unit) override
+    {
+        unit->RemoveAurasDueToSpell(SPELL_HUNTER_BINDING_SHOT_MARKER, at->GetCasterGuid());
+
+        if (at->IsRemoved())
+            return;
+
+        if (Unit* caster = at->GetCaster())
+        {
+            if (caster->IsValidAttackTarget(unit) && !unit->HasAura(SPELL_HUNTER_BINDING_SHOT_IMMUNE, caster->GetGUID()))
+            {
+                caster->CastSpell(unit, SPELL_HUNTER_BINDING_SHOT_STUN, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
+                caster->CastSpell(unit, SPELL_HUNTER_BINDING_SHOT_IMMUNE, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
+            }
+        }
+    }
+
+    void OnUpdate(uint32 diff) override
+    {
+        _scheduler.Update(diff);
+    }
+
+private:
+    TaskScheduler _scheduler;
+};
+
 // 204089 - Bullseye
 class spell_hun_bullseye : public AuraScript
 {
@@ -1345,6 +1439,8 @@ void AddSC_hunter_spell_scripts()
     RegisterSpellScript(spell_hun_aspect_cheetah);
     RegisterSpellScript(spell_hun_aspect_of_the_fox);
     RegisterSpellScript(spell_hun_aspect_of_the_turtle);
+    RegisterSpellScript(spell_hun_binding_shot);
+    RegisterAreaTriggerAI(at_hun_binding_shot);
     RegisterSpellScript(spell_hun_bullseye);
     RegisterSpellScript(spell_hun_cobra_sting);
     RegisterSpellScript(spell_hun_concussive_shot);