feat(core): account delete hook (#18605)

Add account delete hook

src/server/game/Accounts/AccountMgr.cpp

@@ -68,6 +68,8 @@ namespace AccountMgr
         if (!result)
             return AOR_NAME_NOT_EXIST;
 
+        sScriptMgr->OnBeforeAccountDelete(accountId);
+
         // Obtain accounts characters
         CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_CHARS_BY_ACCOUNT_ID);
         stmt->SetData(0, accountId);

src/server/game/Scripting/ScriptDefines/AccountScript.cpp

@@ -27,6 +27,14 @@ void ScriptMgr::OnAccountLogin(uint32 accountId)
     });
 }
 
+void ScriptMgr::OnBeforeAccountDelete(uint32 accountId)
+{
+    ExecuteScript<AccountScript>([&](AccountScript* script)
+    {
+        script->OnBeforeAccountDelete(accountId);
+    });
+}
+
 //void ScriptMgr::OnAccountLogout(uint32 accountId)
 //{
 //    ExecuteScript<AccountScript>([&](AccountScript* script)

src/server/game/Scripting/ScriptDefines/AccountScript.h

@@ -29,6 +29,9 @@ public:
     // Called when an account logged in successfully
     virtual void OnAccountLogin(uint32 /*accountId*/) { }
 
+    // Called when an account is about to be deleted
+    virtual void OnBeforeAccountDelete(uint32 /*accountId*/) { }
+
     // Called when an ip logged in successfully
     virtual void OnLastIpUpdate(uint32 /*accountId*/, std::string /*ip*/) { }
 

src/server/game/Scripting/ScriptMgr.h

@@ -469,6 +469,7 @@ public: /* PlayerScript */
 
 public: /* AccountScript */
     void OnAccountLogin(uint32 accountId);
+    void OnBeforeAccountDelete(uint32 accountId);
     void OnLastIpUpdate(uint32 accountId, std::string ip);
     void OnFailedAccountLogin(uint32 accountId);
     void OnEmailChange(uint32 accountId);