feat: serialize available_subscription_catalogs on MinimalCustomerAgr…

…eementSerializer (#621)

license_manager/apps/api/serializers.py

@@ -130,6 +130,7 @@ class Meta:
             'disable_expiration_notifications',
             'net_days_until_expiration',
             'subscription_for_auto_applied_licenses',
+            'available_subscription_catalogs',
         ]
 
     def get_subscription_for_auto_applied_licenses(self, obj):

license_manager/apps/api/v1/tests/test_views.py

@@ -2724,8 +2724,19 @@ def test_endpoint_results_contains_customer_agreement(self):
         response = self._get_url_with_customer_uuid(self.enterprise_customer_uuid)
 
         assert response.status_code == status.HTTP_200_OK
+
         customer_agreement_response = response.json().get('customer_agreement')
+        expected_days_until_expiration = self.customer_agreement.net_days_until_expiration
+        expected_disable_expire_notifications = self.customer_agreement.disable_expiration_notifications
         assert customer_agreement_response['uuid'] == str(self.customer_agreement.uuid)
+        assert customer_agreement_response['net_days_until_expiration'] == expected_days_until_expiration
+        assert customer_agreement_response['disable_expiration_notifications'] == expected_disable_expire_notifications
+        assert customer_agreement_response['subscription_for_auto_applied_licenses'] is None
+
+        expected_available_catalog_uuids = [
+            str(self.customer_agreement.subscriptions.first().enterprise_catalog_uuid)
+        ]
+        assert customer_agreement_response['available_subscription_catalogs'] == expected_available_catalog_uuids
 
     def test_endpoint_results_correctly_ordered(self):
         """

license_manager/apps/subscriptions/models.py

@@ -152,6 +152,23 @@ def net_days_until_expiration(self):
             net_days = max(net_days, plan.days_until_expiration_including_renewals)
         return net_days
 
+    @property
+    def available_subscription_catalogs(self):
+        """
+        Returns all the enterprise catalogs associated with the subscription plans
+        in this customer agreement.
+        """
+        default_catalog_uuid = self.default_enterprise_catalog_uuid
+        available_catalog_uuids = set()
+        for plan in self.subscriptions.filter(is_active=True).prefetch_related('renewal'):
+            if plan.days_until_expiration_including_renewals > 0:
+                available_catalog_uuids.add(
+                    str(plan.enterprise_catalog_uuid)
+                    if plan.enterprise_catalog_uuid
+                    else str(default_catalog_uuid)
+                )
+        return list(available_catalog_uuids)
+
     @property
     def auto_applicable_subscription(self):
         """