Create the @feature_lock decorator

calsocial/utils.py

@@ -140,3 +140,25 @@ def beta(func):
         return func(*args, **kwargs)
 
     return decorated
+
+
+def feature_lock(feature):  # pylint: disable=missing-return-doc,missing-return-type-doc
+    """Decorator to lock a feature
+
+    :param feature: the name of a feature
+    :type feature: str
+    """
+
+    def decorator(func):  # pylint: disable=missing-docstring
+        @wraps(func)
+        def decorated(*args, **kwargs):  # pylint: disable=missing-docstring
+            from calsocial.models import AppState
+
+            if AppState[f'feature:{feature}'] == 'true':
+                return func(*args, **kwargs)
+
+            return 'Feature locked'
+
+        return decorated
+
+    return decorator