Use OccupationSerializer for the Contacts API

webapp/serializers.py

@@ -107,18 +107,17 @@ class RoleSerializer(serializers.ModelSerializer):
         fields = ('name', 'description', 'committee')
 
 
+class ContactsSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Official
+        fields = ('first_name', 'last_name', 'email', 'phone_number')
+        depth = 2
+
+
 class OccupationSerializer(serializers.ModelSerializer):
     role = RoleSerializer(read_only=True)
+    officials = ContactsSerializer(many=True, read_only=True)
 
     class Meta:
         model = Occupation
-        fields = ('role', 'start_date', 'end_date')
-
-
-class ContactsSerializer(serializers.ModelSerializer):
-    role_history = OccupationSerializer(many=True, read_only=True)
-
-    class Meta:
-        model = Official
-        fields = ('id', 'first_name', 'last_name', 'email', 'phone_number', 'role_history')
-        depth = 2
+        fields = ('role', 'start_date', 'end_date', 'officials')