Core/Spells: Implemented SPELL_EFFECT_TELEPORT_WITH_SPELL_VISUAL_KIT_LOADING_SCREEN

1 files changed, 57 insertions, 1 deletions

diff --git a/src/server/game/Spells/SpellEffects.cpp b/src/server/game/Spells/SpellEffects.cpp
index 584508dc595..7f5c679c7a4 100644
--- a/src/server/game/Spells/SpellEffects.cpp
+++ b/src/server/game/Spells/SpellEffects.cpp
@@ -96,7 +96,7 @@ NonDefaultConstructible<SpellEffectHandlerFn> SpellEffectHandlers[TOTAL_SPELL_EF
     &Spell::EffectNULL,                                     // 12 SPELL_EFFECT_PORTAL
     &Spell::EffectTeleportToReturnPoint,                    // 13 SPELL_EFFECT_TELEPORT_TO_RETURN_POINT
     &Spell::EffectNULL,                                     // 14 SPELL_EFFECT_INCREASE_CURRENCY_CAP
-    &Spell::EffectNULL,                                     // 15 SPELL_EFFECT_TELEPORT_WITH_SPELL_VISUAL_KIT_LOADING_SCREEN
+    &Spell::EffectTeleportUnitsWithVisualLoadingScreen,     // 15 SPELL_EFFECT_TELEPORT_WITH_SPELL_VISUAL_KIT_LOADING_SCREEN
     &Spell::EffectQuestComplete,                            // 16 SPELL_EFFECT_QUEST_COMPLETE
     &Spell::EffectWeaponDmg,                                // 17 SPELL_EFFECT_WEAPON_DAMAGE_NOSCHOOL
     &Spell::EffectResurrect,                                // 18 SPELL_EFFECT_RESURRECT
@@ -1037,6 +1037,62 @@ void Spell::EffectTeleportUnits()
     }
 }
 
+class DelayedSpellTeleportEvent : public BasicEvent
+{
+public:
+    explicit DelayedSpellTeleportEvent(Unit* target, WorldLocation const& targetDest, uint32 options, uint32 spellId)
+        : _target(target), _targetDest(targetDest), _options(options), _spellId(spellId){ }
+
+    bool Execute(uint64 /*e_time*/, uint32 /*p_time*/) override
+    {
+        if (_targetDest.GetMapId() == _target->GetMapId())
+            _target->NearTeleportTo(_targetDest, (_options & TELE_TO_SPELL) != 0);
+        else if (Player* player = _target->ToPlayer())
+            player->TeleportTo(_targetDest, _options);
+        else
+            TC_LOG_ERROR("spells", "Spell::EffectTeleportUnitsWithVisualLoadingScreen - spellId %u attempted to teleport creature to a different map.", _spellId);
+
+        return true;
+    }
+
+private:
+    Unit* _target;
+    WorldLocation _targetDest;
+    uint32 _options;
+    uint32 _spellId;
+};
+
+void Spell::EffectTeleportUnitsWithVisualLoadingScreen()
+{
+    if (effectHandleMode != SPELL_EFFECT_HANDLE_HIT_TARGET)
+        return;
+
+    if (!unitTarget)
+        return;
+
+    // If not exist data for dest location - return
+    if (!m_targets.HasDst())
+    {
+        TC_LOG_ERROR("spells", "Spell::EffectTeleportUnitsWithVisualLoadingScreen - does not have a destination for spellId %u.", m_spellInfo->Id);
+        return;
+    }
+
+    // Init dest coordinates
+    WorldLocation targetDest(*destTarget);
+    if (targetDest.GetMapId() == MAPID_INVALID)
+        targetDest.m_mapId = unitTarget->GetMapId();
+
+    if (!targetDest.GetOrientation() && m_targets.GetUnitTarget())
+        targetDest.SetOrientation(m_targets.GetUnitTarget()->GetOrientation());
+
+    if (effectInfo->MiscValueB)
+        if (Player* playerTarget = unitTarget->ToPlayer())
+            playerTarget->SendDirectMessage(WorldPackets::Spells::SpellVisualLoadScreen(effectInfo->MiscValueB, effectInfo->MiscValue).Write());
+
+    unitTarget->m_Events.AddEventAtOffset(new DelayedSpellTeleportEvent(unitTarget, targetDest, unitTarget == m_caster ? TELE_TO_SPELL : 0, m_spellInfo->Id),
+        Milliseconds(effectInfo->MiscValue));
+}
+
 void Spell::EffectApplyAura()
 {
     if (effectHandleMode != SPELL_EFFECT_HANDLE_HIT_TARGET)