Complete refactor... Some issue...

commons.py

@@ -0,0 +1,32 @@
+from enum import Enum
+
+class Status(Enum):
+    ENABLED = 1
+    DISABLED = 0
+
+class Credential:
+    def __init__(self, username: str, password: str):
+        self._username: str = username
+        self._password: str = password
+    
+    def __dict__(self):
+        return {
+            "username": self._username,
+            "password": self._password
+        }
+    
+    @property
+    def username(self) -> str:
+        return self._username
+    
+    @username.setter
+    def username(self, username: str):
+        self._username = username
+    
+    @property
+    def password(self) -> str:
+        return self._password
+    
+    @password.setter
+    def password(self, password: str):
+        self._password = password