create Credentials class to specify all credentials there.

inc/Credentials.h

@@ -0,0 +1,32 @@
+//
+// Created by lukas on 11.02.20.
+//
+
+#pragma once
+
+
+#include <string>
+
+class Credentials {
+public:
+    static const std::string dynuapikey;
+
+    static const std::string domainid; //id of the dynu domain
+    static const std::string domainname;
+
+    static const std::string telegramApiKey;
+    static const std::string chatId;
+
+    static bool checkCredentialValidity();
+};
+
+const std::string Credentials::dynuapikey = "";
+const std::string Credentials::domainid = ""; //id of the dynu domain
+const std::string Credentials::domainname = "";
+
+static const std::string Credentials::telegramApiKey = "";
+static const std::string Credentials::chatId = "";
+
+bool Credentials::checkCredentialValidity() {
+    return !(dynuapikey.empty() || domainid.empty() || domainname.empty());
+}

inc/api/DynuAPI.h

@@ -4,7 +4,6 @@
 
 #pragma once
 
-
 #include "API.h"
 
 class DynuAPI : API{
@@ -15,9 +14,17 @@ public:
      * @return request status
      */
     int refreshIp(std::string ip);
-private:
-    const std::string dynuapikey = "88vNpMfDhMM2YYDNfWR1DNYfRX9W6fYg";
 
-    const std::string domainid = "8506047"; //id of the dynu domain
-    const std::string domainname = "luki.dynu.net";
+    /**
+     * init Telegram api with apikey and chatid
+     * @param dynuApiKey Dynu Api key
+     * @param domainId ID of domain received by Dynu
+     * @param domainName domainname to refresh
+     */
+    void init(std::string dynuApiKey, std::string domainId, std::string domainName);
+private:
+    std::string dynuapikey;
+
+    std::string domainid; //id of the dynu domain
+    std::string domainname;
 };