refactor: Cache the Config Value

src/MyPlayer.cpp

@@ -2,31 +2,67 @@
  * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-AGPL3
  */
 
-#include "ScriptMgr.h"
-#include "Player.h"
-#include "Config.h"
 #include "Chat.h"
+#include "ConfigValueCache.h"
+#include "Player.h"
+#include "ScriptMgr.h"
 
 enum MyPlayerAcoreString
 {
     HELLO_WORLD = 35410
 };
 
+enum class MyConfig
+{
+    ENABLED,
+
+    NUM_CONFIGS,
+};
+
+class MyConfigData : public ConfigValueCache<MyConfig>
+{
+public:
+    MyConfigData() : ConfigValueCache(MyConfig::NUM_CONFIGS) { };
+
+    void BuildConfigCache() override
+    {
+        SetConfigValue<bool>(MyConfig::ENABLED, "MyModule.Enable", true);
+    }
+};
+
+static MyConfigData myConfigData;
+
 // Add player scripts
 class MyPlayer : public PlayerScript
 {
 public:
-    MyPlayer() : PlayerScript("MyPlayer") { }
+    MyPlayer() : PlayerScript("MyPlayer", {
+        PLAYERHOOK_ON_LOGIN
+    }) { }
 
     void OnPlayerLogin(Player* player) override
     {
-        if (sConfigMgr->GetOption<bool>("MyModule.Enable", false))
+        if (myConfigData.GetConfigValue<bool>(MyConfig::ENABLED))
             ChatHandler(player->GetSession()).PSendSysMessage(HELLO_WORLD);
     }
 };
 
+class MyWorldScript : public WorldScript
+{
+public:
+    MyWorldScript() : WorldScript("MyWorldScript", {
+        WORLDHOOK_ON_BEFORE_CONFIG_LOAD
+    }) { }
+
+    void OnBeforeConfigLoad(bool reload) override
+    {
+        myConfigData.Initialize(reload);
+    }
+};
+
 // Add all scripts in one
 void AddMyPlayerScripts()
 {
     new MyPlayer();
+    new MyWorldScript();
 }