#31 API Share

* adds support for GET and PUT of sharing users for all data types (compensation is shared via intervention)

compensation/models/compensation.py

@@ -245,6 +245,29 @@ class Compensation(AbstractCompensation, CEFMixin, CoherenceMixin):
         # Compensations inherit their shared state from the interventions
         return self.intervention.is_shared_with(user)
 
+    def share_with(self, user: User):
+        """ Adds user to list of shared access users
+
+        Args:
+            user (User): The user to be added to the object
+
+        Returns:
+
+        """
+        if not self.intervention.is_shared_with(user):
+            self.intervention.users.add(user)
+
+    def share_with_list(self, user_list: list):
+        """ Sets the list of shared access users
+
+        Args:
+            user_list (list): The users to be added to the object
+
+        Returns:
+
+        """
+        self.intervention.users.set(user_list)
+
     @property
     def shared_users(self) -> QuerySet:
         """ Shortcut for fetching the users which have shared access on this object