AA-133 mfe dates banner

- add serializer mixin to expose date banner info
- add endpoint to reset deadlines for a sepcific course

openedx/features/course_experience/api/v1/tests/test_views.py

@@ -0,0 +1,31 @@
+"""
+Tests for reset deadlines endpoint.
+"""
+import ddt
+
+from django.urls import reverse
+
+from course_modes.models import CourseMode
+from lms.djangoapps.course_home_api.tests.utils import BaseCourseHomeTests
+from student.models import CourseEnrollment
+
+
+@ddt.ddt
+class ResetCourseDeadlinesViewTests(BaseCourseHomeTests):
+    """
+    Tests for reset deadlines endpoint.
+    """
+    @ddt.data(CourseMode.VERIFIED)
+    def test_reset_deadlines(self, enrollment_mode):
+        CourseEnrollment.enroll(self.user, self.course.id, enrollment_mode)
+        # Test correct post body
+        response = self.client.post(reverse('course-experience-reset-course-deadlines'), {'course_key': self.course.id})
+        self.assertEqual(response.status_code, 200)
+        # Test body with incorrect body param
+        response = self.client.post(reverse('course-experience-reset-course-deadlines'), {'course': self.course.id})
+        self.assertEqual(response.status_code, 400)
+        # Test body with additional incorrect body param
+        response = self.client.post(
+            reverse('course-experience-reset-course-deadlines'), {'course_key': self.course.id, 'invalid': 'value'}
+        )
+        self.assertEqual(response.status_code, 400)

openedx/features/course_experience/api/v1/urls.py

@@ -0,0 +1,19 @@
+"""
+Contains URLs for the Course Experience API
+"""
+
+
+from django.urls import re_path
+
+from openedx.features.course_experience.api.v1.views import reset_course_deadlines
+
+urlpatterns = []
+
+# URL for resetting course deadlines
+urlpatterns += [
+    re_path(
+        r'v1/reset_course_deadlines',
+        reset_course_deadlines,
+        name='course-experience-reset-course-deadlines'
+    ),
+]

openedx/features/course_experience/api/v1/views.py

@@ -0,0 +1,32 @@
+from rest_framework.decorators import api_view, permission_classes
+from rest_framework.exceptions import APIException, ParseError
+from rest_framework.permissions import IsAuthenticated
+from rest_framework.response import Response
+
+from openedx.core.djangoapps.schedules.utils import reset_self_paced_schedule
+
+
+class UnableToResetDeadlines(APIException):
+    status_code = 400
+    default_detail = 'Unable to reset deadlines.'
+    default_code = 'unable_to_reset_deadlines'
+
+
+@permission_classes((IsAuthenticated,))
+@api_view(['POST'])
+def reset_course_deadlines(request):
+    course_key = request.data.get('course_key', None)
+
+    # If body doesnt contain 'course_key', return 400 to client.
+    if not course_key:
+        raise ParseError("'course_key' is required.")
+
+    # If body contains params other than 'course_key', return 400 to client.
+    if len(request.data) > 1:
+        raise ParseError("Only 'course_key' is expected.")
+
+    try:
+        reset_self_paced_schedule(request.user, course_key)
+        return Response({'message': 'Deadlines successfully reset.'})
+    except Exception:
+        raise UnableToResetDeadlines