feat(premium): zero cooldown hearthstone for premium players

lua_scripts/MWPremium/mwpremium.lua

@@ -2,11 +2,13 @@ local PLAYER_EVENT_ON_LOGIN = 3
 local PLAYER_EVENT_ON_SPELL_CAST = 5
 local PLAYER_EVENT_ON_LOGOUT = 4
 local PLAYER_EVENT_ON_COMMAND = 42
+local PLAYER_EVENT_ON_BEFORE_TELEPORT = 67
 
 
 local ACCOUNT_FLAG_RECURRING_BILLING = 8192
 
 local SUMMON_SQUIRE_SPELL_ID = 80000
+local HEARTHSTONE_SPELL_ID = 8690
 
 local SQUIRE_CREATURE_TEMPLATE_ID = 9000001
 
@@ -184,9 +186,18 @@ local function OnLogout(event, player)
     squires_table[player:GetGUID()] = nil
 end
 
+local function OnBeforeTeleport(player, mapid, x, y, z, orientation, options, target)
+    if not IsPremium(player) then return end
+
+    if player:FindCurrentSpellBySpellId(HEARTHSTONE_SPELL_ID) then
+        player:ResetSpellCooldown(HEARTHSTONE_SPELL_ID, true)
+    end
+end
+
 RegisterCreatureGossipEvent(SQUIRE_CREATURE_TEMPLATE_ID, 1, OnGossipHello)
 RegisterCreatureGossipEvent(SQUIRE_CREATURE_TEMPLATE_ID, 2, OnGossipSelect)
 RegisterPlayerEvent(PLAYER_EVENT_ON_LOGIN, OnLogin)
 RegisterPlayerEvent(PLAYER_EVENT_ON_LOGOUT, OnLogout)
 RegisterPlayerEvent(PLAYER_EVENT_ON_COMMAND, OnCommand)
 RegisterPlayerEvent(PLAYER_EVENT_ON_SPELL_CAST, OnSpellCast)
+RegisterPlayerEvent(PLAYER_EVENT_ON_BEFORE_TELEPORT, OnBeforeTeleport)

modules/mod-eluna/src/LuaEngine/Hooks.h

@@ -233,6 +233,7 @@ namespace Hooks
         PLAYER_EVENT_ON_AURA_APPLY                  =     64,       // (event, player, aura)
         PLAYER_EVENT_ON_HEAL                        =     65,       // (event, player, target, gain) - Can return new heal amount
         PLAYER_EVENT_ON_DAMAGE                      =     66,       // (event, player, target, damage) - Can return new damage amount
+        PLAYER_EVENT_ON_BEFORE_TELEPORT             =     67,       // (event, player, mapid, x, y, z, orientation, options, target)
 
         PLAYER_EVENT_COUNT
     };

modules/mod-eluna/src/LuaEngine/LuaEngine.h

@@ -497,6 +497,7 @@ public:
     void OnPlayerAuraApply(Player* player, Aura* aura);
     void OnPlayerHeal(Player* player, Unit* target, uint32& gain);
     void OnPlayerDamage(Player* player, Unit* target, uint32& gain);
+    void OnBeforeTeleport(Player* player, uint32 mapid, float x, float y, float z, float orientation, uint32 options, Unit* target);
 
     /* Vehicle */
     void OnInstall(Vehicle* vehicle);

modules/mod-eluna/src/LuaEngine/hooks/PlayerHooks.cpp

@@ -825,4 +825,20 @@ void Eluna::OnPlayerDamage(Player* player, Unit* target, uint32& damage)
     }
 
     CleanUpStack(3);
-}
+}
+
+void Eluna::OnPlayerBeforeTeleport(Player* player, uint32 mapid, float x, float y, float z, float orientation, uint32 options, Unit* target)
+{
+    START_HOOK(PLAYER_EVENT_ON_BEFORE_TELEPORT);
+
+    Push(player);
+    Push(mapid);
+    Push(x);
+    Push(y);
+    Push(z);
+    Push(orientation);
+    Push(options);
+    Push(target);
+
+    return CallAllFunctionsBool(PlayerEventBindings, key);
+}