fix(api): validate before creating projects based on current subscription

api/app/settings/common.py

@@ -53,6 +53,8 @@
 
 HOSTED_SEATS_LIMIT = env.int("HOSTED_SEATS_LIMIT", default=0)
 
+MAX_PROJECTS_IN_FREE_PLAN = 1
+
 # Google Analytics Configuration
 GOOGLE_ANALYTICS_KEY = env("GOOGLE_ANALYTICS_KEY", default="")
 GOOGLE_SERVICE_ACCOUNT = env("GOOGLE_SERVICE_ACCOUNT", default=None)

api/app/settings/test.py

@@ -3,7 +3,7 @@
 
 # We dont want to track tests
 ENABLE_TELEMETRY = False
-
+MAX_PROJECTS_IN_FREE_PLAN = 10
 REST_FRAMEWORK["DEFAULT_THROTTLE_RATES"] = {
     "login": "100/min",
     "mfa_code": "5/min",

api/organisations/models.py

@@ -31,7 +31,6 @@
     CHARGEBEE,
     FREE_PLAN_ID,
     MAX_API_CALLS_IN_FREE_PLAN,
-    MAX_PROJECTS_IN_FREE_PLAN,
     MAX_SEATS_IN_FREE_PLAN,
     SUBSCRIPTION_BILLING_STATUSES,
     SUBSCRIPTION_PAYMENT_METHODS,
@@ -287,7 +286,7 @@ def get_subscription_metadata(self) -> BaseSubscriptionMetadata:
         return metadata or BaseSubscriptionMetadata(
             seats=self.max_seats,
             api_calls=self.max_api_calls,
-            projects=MAX_PROJECTS_IN_FREE_PLAN,
+            projects=settings.MAX_PROJECTS_IN_FREE_PLAN,
         )
 
     def add_single_seat(self):

api/organisations/subscriptions/constants.py

@@ -1,14 +1,15 @@
 from enum import Enum
 
+from django.conf import settings
+
 from organisations.subscriptions.metadata import BaseSubscriptionMetadata
 
 MAX_SEATS_IN_FREE_PLAN = 1
 MAX_API_CALLS_IN_FREE_PLAN = 50000
-MAX_PROJECTS_IN_FREE_PLAN = 1
 SUBSCRIPTION_DEFAULT_LIMITS = (
     MAX_API_CALLS_IN_FREE_PLAN,
     MAX_SEATS_IN_FREE_PLAN,
-    MAX_PROJECTS_IN_FREE_PLAN,
+    settings.MAX_PROJECTS_IN_FREE_PLAN,
 )
 
 CHARGEBEE = "CHARGEBEE"
@@ -35,7 +36,7 @@
 FREE_PLAN_SUBSCRIPTION_METADATA = BaseSubscriptionMetadata(
     seats=MAX_SEATS_IN_FREE_PLAN,
     api_calls=MAX_API_CALLS_IN_FREE_PLAN,
-    projects=MAX_PROJECTS_IN_FREE_PLAN,
+    projects=settings.MAX_PROJECTS_IN_FREE_PLAN,
 )
 FREE_PLAN_ID = "free"
 

api/projects/permissions.py

@@ -40,9 +40,22 @@ def has_permission(self, request, view):
         if view.action == "create" and request.user.belongs_to(
             int(request.data.get("organisation"))
         ):
-            organisation = Organisation.objects.get(
+            organisation = Organisation.objects.select_related("subscription").get(
                 id=int(request.data.get("organisation"))
             )
+
+            # Allow project creation based on the active subscription
+            subscription_metadata = (
+                organisation.subscription.get_subscription_metadata()
+            )
+            total_projects_created = Project.objects.filter(
+                organisation=organisation
+            ).count()
+            if (
+                subscription_metadata.projects
+                and total_projects_created >= subscription_metadata.projects
+            ):
+                return False
             if organisation.restrict_project_create_to_admin:
                 return request.user.is_organisation_admin(organisation.pk)
             return request.user.has_organisation_permission(

api/projects/tests/test_permissions.py

@@ -1,6 +1,7 @@
 from unittest import TestCase, mock
 
 import pytest
+from django.conf import settings
 
 from organisations.models import Organisation, OrganisationRole
 from projects.models import (
@@ -16,8 +17,8 @@
 )
 from users.models import FFAdminUser, UserPermissionGroup
 
-mock_request = mock.MagicMock
-mock_view = mock.MagicMock
+mock_request = mock.MagicMock()
+mock_view = mock.MagicMock()
 
 
 @pytest.mark.django_db
@@ -371,3 +372,28 @@ def test_regular_user_has_no_destroy_permission(self):
 
         # Then - exception thrown
         assert not result
+
+
+@pytest.mark.django_db
+def test_free_plan_has_only_fixed_projects_permission():
+    # Given
+    organisation = Organisation.objects.create(name="Test organisation")
+
+    user = FFAdminUser.objects.create(email="[email protected]")
+
+    user.add_organisation(organisation, OrganisationRole.ADMIN)
+
+    project_permissions = ProjectPermissions()
+
+    mock_view = mock.MagicMock(action="create", detail=False)
+    mock_request = mock.MagicMock(
+        data={"name": "Test", "organisation": organisation.id}, user=user
+    )
+
+    # When
+    for i in range(settings.MAX_PROJECTS_IN_FREE_PLAN):
+        assert project_permissions.has_permission(mock_request, mock_view)
+        Project.objects.create(name=f"Test project{i}", organisation=organisation)
+
+    # Then - free projects limit should be exhausted
+    assert not project_permissions.has_permission(mock_request, mock_view)

api/tests/unit/organisations/subscriptions/test_unit_subscription_service.py

@@ -1,8 +1,9 @@
+from django.conf import settings
+
 from organisations.chargebee.metadata import ChargebeeObjMetadata
 from organisations.subscriptions.constants import (
     CHARGEBEE,
     MAX_API_CALLS_IN_FREE_PLAN,
-    MAX_PROJECTS_IN_FREE_PLAN,
     MAX_SEATS_IN_FREE_PLAN,
     XERO,
 )
@@ -20,7 +21,7 @@ def test_get_subscription_metadata_returns_default_values_if_org_does_not_have_s
     # Then
     assert subscription_metadata.api_calls == MAX_API_CALLS_IN_FREE_PLAN
     assert subscription_metadata.seats == MAX_SEATS_IN_FREE_PLAN
-    assert subscription_metadata.projects == MAX_PROJECTS_IN_FREE_PLAN
+    assert subscription_metadata.projects == settings.MAX_PROJECTS_IN_FREE_PLAN
     assert subscription_metadata.payment_source is None
 
 

api/tests/unit/organisations/test_unit_organisation_views.py

@@ -34,7 +34,6 @@
 from organisations.subscriptions.constants import (
     CHARGEBEE,
     MAX_API_CALLS_IN_FREE_PLAN,
-    MAX_PROJECTS_IN_FREE_PLAN,
     MAX_SEATS_IN_FREE_PLAN,
     SUBSCRIPTION_BILLING_STATUS_ACTIVE,
     SUBSCRIPTION_BILLING_STATUS_DUNNING,
@@ -928,7 +927,9 @@ def test_get_subscription_metadata_returns_200_if_the_organisation_have_no_paid_
     assert response.data == {
         "chargebee_email": None,
         "max_api_calls": 50000,
-        "max_projects": 1,
+        # MAX_PROJECTS_IN_FREE_PLAN is set to 10 in tests, as there are tests that needs to create more
+        # than 1 project within a single organisation using the default subscription
+        "max_projects": settings.MAX_PROJECTS_IN_FREE_PLAN,
         "max_seats": 1,
         "payment_source": None,
     }
@@ -954,7 +955,7 @@ def test_get_subscription_metadata_returns_defaults_if_chargebee_error(
     assert response.json() == {
         "max_seats": MAX_SEATS_IN_FREE_PLAN,
         "max_api_calls": MAX_API_CALLS_IN_FREE_PLAN,
-        "max_projects": MAX_PROJECTS_IN_FREE_PLAN,
+        "max_projects": settings.MAX_PROJECTS_IN_FREE_PLAN,
         "payment_source": None,
         "chargebee_email": None,
     }