feat: add has_approvals() helper to ChangeRequest model (#7241)

Author: gagantrivedi

api/features/workflows/core/models.py

@@ -153,6 +153,9 @@ def is_approved(self) -> bool:
             return self.is_approved_via_environment()
         return self.is_approved_via_project()
 
+    def has_approvals(self) -> bool:
+        return self.approvals.filter(approved_at__isnull=False).exists()
+
     def is_approved_via_project(self) -> bool:
         return self.project.minimum_change_request_approvals is None or (
             self.approvals.filter(approved_at__isnull=False).count()

api/tests/unit/features/workflows/core/test_unit_workflows_models.py

@@ -141,6 +141,42 @@ def test_change_request_is_approved__minimum_approvals_is_none__returns_true(  #
     assert result is True
 
 
+def test_change_request_has_approvals__approved_approval__returns_true(
+    change_request_no_required_approvals: ChangeRequest,
+) -> None:
+    # Given
+    approver = FFAdminUser.objects.create(email="approver@example.com")
+    ChangeRequestApproval.objects.create(
+        user=approver,
+        change_request=change_request_no_required_approvals,
+        approved_at=timezone.now(),
+    )
+
+    # When
+    result = change_request_no_required_approvals.has_approvals()
+
+    # Then
+    assert result is True
+
+
+def test_change_request_has_approvals__pending_approval_only__returns_false(
+    change_request_no_required_approvals: ChangeRequest,
+) -> None:
+    # Given
+    assignee = FFAdminUser.objects.create(email="assignee@example.com")
+    ChangeRequestApproval.objects.create(
+        user=assignee,
+        change_request=change_request_no_required_approvals,
+        approved_at=None,
+    )
+
+    # When
+    result = change_request_no_required_approvals.has_approvals()
+
+    # Then
+    assert result is False
+
+
 def test_change_request_commit__not_approved__raises_exception(  # type: ignore[no-untyped-def]
     change_request_1_required_approvals,
 ):