feat: course details API

futurex_openedx_extensions/dashboard/details/courses.py

@@ -0,0 +1,100 @@
+"""Courses details collectors"""
+from __future__ import annotations
+
+from typing import List
+
+from common.djangoapps.student.models import CourseAccessRole
+from django.db.models import Count, Exists, IntegerField, OuterRef, Q, Subquery, Sum
+from django.db.models.functions import Coalesce
+from django.db.models.query import QuerySet
+from eox_nelp.course_experience.models import FeedbackCourse
+from lms.djangoapps.certificates.models import GeneratedCertificate
+from openedx.core.djangoapps.content.course_overviews.models import CourseOverview
+
+from futurex_openedx_extensions.helpers.tenants import get_course_org_filter_list, get_tenant_site
+
+
+def get_courses_queryset(tenant_ids: List, search_text: str = None) -> QuerySet:
+    """
+    Get the courses queryset for the given tenant IDs and search text.
+
+    :param tenant_ids: List of tenant IDs to get the courses for
+    :type tenant_ids: List
+    :param search_text: Search text to filter the courses by
+    :type search_text: str
+    """
+    course_org_filter_list = get_course_org_filter_list(tenant_ids)['course_org_filter_list']
+    tenant_sites = []
+    for tenant_id in tenant_ids:
+        if site := get_tenant_site(tenant_id):
+            tenant_sites.append(site)
+
+    queryset = CourseOverview.objects.filter(
+        org__in=course_org_filter_list,
+    )
+    search_text = (search_text or '').strip()
+    if search_text:
+        queryset = queryset.filter(
+            Q(display_name__icontains=search_text) |
+            Q(id__icontains=search_text),
+        )
+    queryset = queryset.annotate(
+        rating_count=Coalesce(Subquery(
+            FeedbackCourse.objects.filter(
+                course_id=OuterRef('id'),
+                rating_content__isnull=False,
+                rating_content__gt=0,
+            ).values('course_id').annotate(count=Count('id')).values('count'),
+            output_field=IntegerField(),
+        ), 0),
+    ).annotate(
+        rating_total=Coalesce(Subquery(
+            FeedbackCourse.objects.filter(
+                course_id=OuterRef('id'),
+                rating_content__isnull=False,
+                rating_content__gt=0,
+            ).values('course_id').annotate(total=Sum('rating_content')).values('total'),
+        ), 0),
+    ).annotate(
+        enrolled_count=Count(
+            'courseenrollment',
+            filter=(
+                Q(courseenrollment__is_active=True) &
+                Q(courseenrollment__user__is_active=True) &
+                Q(courseenrollment__user__is_staff=False) &
+                Q(courseenrollment__user__is_superuser=False) &
+                ~Exists(
+                    CourseAccessRole.objects.filter(
+                        user_id=OuterRef('courseenrollment__user_id'),
+                        org=OuterRef('org'),
+                    ),
+                )
+            ),
+        )
+    ).annotate(
+        active_count=Count(
+            'courseenrollment',
+            filter=(
+                Q(courseenrollment__is_active=True) &
+                Q(courseenrollment__user__is_active=True) &
+                Q(courseenrollment__user__is_staff=False) &
+                Q(courseenrollment__user__is_superuser=False) &
+                ~Exists(
+                    CourseAccessRole.objects.filter(
+                        user_id=OuterRef('courseenrollment__user_id'),
+                        org=OuterRef('org'),
+                    ),
+                )
+            ),
+        )
+    ).annotate(
+        certificates_count=Coalesce(Subquery(
+            GeneratedCertificate.objects.filter(
+                course_id=OuterRef('id'),
+                status='downloadable'
+            ).values('course_id').annotate(count=Count('id')).values('count'),
+            output_field=IntegerField(),
+        ), 0),
+    )
+
+    return queryset

futurex_openedx_extensions/dashboard/serializers.py

@@ -1,8 +1,11 @@
 """Serializers for the dashboard details API."""
-
 from django.contrib.auth import get_user_model
+from django.utils.timezone import now
+from openedx.core.djangoapps.content.course_overviews.models import CourseOverview
 from rest_framework import serializers
 
+from futurex_openedx_extensions.helpers.tenants import get_tenants_by_org
+
 
 class LearnerDetailsSerializer(serializers.ModelSerializer):
     """Serializer for learner details."""
@@ -66,3 +69,90 @@ def get_certificates_count(self, obj):
     def get_enrolled_courses_count(self, obj):
         """Return enrolled courses count."""
         return obj.courses_count
+
+
+class CourseDetailsSerializer(serializers.ModelSerializer):
+    """Serializer for course details."""
+    STATUS_ACTIVE = 'active'
+    STATUS_ARCHIVED = 'archived'
+    STATUS_SOON = 'soon'
+    STATUS_SELF_PREFIX = 'self_'
+
+    status = serializers.SerializerMethodField()
+    rating = serializers.SerializerMethodField()
+    enrolled_count = serializers.IntegerField()
+    active_count = serializers.IntegerField()
+    certificates_count = serializers.IntegerField()
+    start_date = serializers.SerializerMethodField()
+    end_date = serializers.SerializerMethodField()
+    start_enrollment_date = serializers.SerializerMethodField()
+    end_enrollment_date = serializers.SerializerMethodField()
+    display_name = serializers.CharField()
+    image_url = serializers.SerializerMethodField()
+    org = serializers.CharField()
+    tenant_ids = serializers.SerializerMethodField()
+    author_name = serializers.SerializerMethodField()
+
+    class Meta:
+        model = CourseOverview
+        fields = [
+            'id',
+            'status',
+            'self_paced',
+            'rating',
+            'enrolled_count',
+            'active_count',
+            'certificates_count',
+            'start_date',
+            'end_date',
+            'start_enrollment_date',
+            'end_enrollment_date',
+            'display_name',
+            'image_url',
+            'org',
+            'tenant_ids',
+            'author_name',
+        ]
+
+    def get_status(self, obj):
+        """Return the course status."""
+        if obj.end and obj.end < now():
+            status = self.STATUS_ARCHIVED
+        elif obj.start and obj.start > now():
+            status = self.STATUS_SOON
+        else:
+            status = self.STATUS_ACTIVE
+
+        return f'{self.STATUS_SELF_PREFIX if obj.self_paced else ""}{status}'
+
+    def get_rating(self, obj):
+        """Return the course rating."""
+        return round(obj.rating_total / obj.rating_count if obj.rating_count else 0, 1)
+
+    def get_start_enrollment_date(self, obj):
+        """Return the start enrollment date."""
+        return obj.enrollment_start
+
+    def get_end_enrollment_date(self, obj):
+        """Return the end enrollment date."""
+        return obj.enrollment_end
+
+    def get_image_url(self, obj):
+        """Return the course image URL."""
+        return obj.course_image_url
+
+    def get_tenant_ids(self, obj):
+        """Return the tenant IDs."""
+        return get_tenants_by_org(obj.org)
+
+    def get_start_date(self, obj):
+        """Return the start date."""
+        return obj.start
+
+    def get_end_date(self, obj):
+        """Return the end date."""
+        return obj.end
+
+    def get_author_name(self, obj):  # pylint: disable=unused-argument
+        """Return the author name."""
+        return None

futurex_openedx_extensions/dashboard/urls.py

@@ -3,11 +3,12 @@
 """
 from django.urls import re_path
 
-from futurex_openedx_extensions.dashboard.views import LearnersView, TotalCountsView
+from futurex_openedx_extensions.dashboard.views import CoursesView, LearnersView, TotalCountsView
 
 app_name = 'fx_dashboard'
 
 urlpatterns = [
     re_path(r'^api/fx/statistics/v1/total_counts', TotalCountsView.as_view(), name='total-counts'),
     re_path(r'^api/fx/learners/v1/learners', LearnersView.as_view(), name='learners'),
+    re_path(r'^api/fx/courses/v1/courses', CoursesView.as_view(), name='courses'),
 ]

futurex_openedx_extensions/dashboard/views.py

@@ -4,12 +4,14 @@
 from rest_framework.response import Response
 from rest_framework.views import APIView
 
+from futurex_openedx_extensions.dashboard.details.courses import get_courses_queryset
 from futurex_openedx_extensions.dashboard.details.learners import get_learners_queryset
-from futurex_openedx_extensions.dashboard.serializers import LearnerDetailsSerializer
+from futurex_openedx_extensions.dashboard.serializers import CourseDetailsSerializer, LearnerDetailsSerializer
 from futurex_openedx_extensions.dashboard.statistics.certificates import get_certificates_count
 from futurex_openedx_extensions.dashboard.statistics.courses import get_courses_count
 from futurex_openedx_extensions.dashboard.statistics.learners import get_learners_count
 from futurex_openedx_extensions.helpers.converters import error_details_to_dictionary, ids_string_to_list
+from futurex_openedx_extensions.helpers.filters import DefaultOrderingFilter
 from futurex_openedx_extensions.helpers.pagination import DefaultPagination
 from futurex_openedx_extensions.helpers.permissions import HasTenantAccess
 from futurex_openedx_extensions.helpers.tenants import get_accessible_tenant_ids
@@ -109,3 +111,26 @@ def get_queryset(self):
             tenant_ids=ids_string_to_list(tenant_ids) if tenant_ids else get_accessible_tenant_ids(self.request.user),
             search_text=search_text,
         )
+
+
+class CoursesView(ListAPIView):
+    """View to get the list of courses"""
+    serializer_class = CourseDetailsSerializer
+    permission_classes = [HasTenantAccess]
+    pagination_class = DefaultPagination
+    filter_backends = [DefaultOrderingFilter]
+    ordering_fields = [
+        'id', 'status', 'self_paced', 'rating', 'enrolled_count', 'active_count',
+        'certificates_count', 'start_date', 'end_date', 'start_enrollment_date',
+        'end_enrollment_date', 'display_name', 'image_url', 'org', 'tenant_ids',
+    ]
+    ordering = ['display_name']
+
+    def get_queryset(self):
+        """Get the list of learners"""
+        tenant_ids = self.request.query_params.get('tenant_ids')
+        search_text = self.request.query_params.get('search_text')
+        return get_courses_queryset(
+            tenant_ids=ids_string_to_list(tenant_ids) if tenant_ids else get_accessible_tenant_ids(self.request.user),
+            search_text=search_text,
+        )

futurex_openedx_extensions/helpers/filters.py

@@ -0,0 +1,6 @@
+"""Filters helpers and classes for the API views."""
+from rest_framework.filters import OrderingFilter
+
+
+class DefaultOrderingFilter(OrderingFilter):
+    ordering_param = 'sort'

futurex_openedx_extensions/helpers/tenants.py

@@ -225,3 +225,16 @@ def check_tenant_access(user: get_user_model(), tenant_ids_string: str) -> tuple
         )
 
     return True, {}
+
+
+def get_tenants_by_org(org: str) -> List[int]:
+    """
+    Get the tenants that have <org> in their course org filter
+
+    :param org: The org to check
+    :type org: str
+    :return: List of tenant IDs
+    :rtype: List[int]
+    """
+    tenant_configs = get_all_course_org_filter_list()
+    return [t_id for t_id, course_org_filter in tenant_configs.items() if org in course_org_filter]

test_utils/edx_platform_mocks/eox_nelp/course_experience/models.py

@@ -0,0 +1,2 @@
+"""edx-platform Mocks"""
+from fake_models.models import FeedbackCourse  # pylint: disable=unused-import

test_utils/edx_platform_mocks/fake_models/models.py

@@ -11,6 +11,11 @@ class CourseOverview(models.Model):
     visible_to_staff_only = models.BooleanField()
     start = models.DateTimeField(null=True)
     end = models.DateTimeField(null=True)
+    display_name = models.TextField(null=True)
+    enrollment_start = models.DateTimeField(null=True)
+    enrollment_end = models.DateTimeField(null=True)
+    self_paced = models.BooleanField(default=False)
+    course_image_url = models.TextField()
 
     class Meta:
         app_label = "fake_models"
@@ -89,3 +94,35 @@ def has_profile_image(self):
     class Meta:
         app_label = "fake_models"
         db_table = "auth_userprofile"
+
+
+class BaseFeedback(models.Model):
+    """Mock"""
+    RATING_OPTIONS = [
+        (0, '0'),
+        (1, '1'),
+        (2, '2'),
+        (3, '3'),
+        (4, '4'),
+        (5, '5')
+    ]
+    author = models.ForeignKey(get_user_model(), null=True, on_delete=models.SET_NULL)
+    rating_content = models.IntegerField(blank=True, null=True, choices=RATING_OPTIONS)
+    feedback = models.CharField(max_length=500, blank=True, null=True)
+    public = models.BooleanField(null=True, default=False)
+    course_id = models.ForeignKey(CourseOverview, null=True, on_delete=models.SET_NULL)
+
+    class Meta:
+        """Set model abstract"""
+        abstract = True
+
+
+class FeedbackCourse(BaseFeedback):
+    """Mock"""
+    rating_instructors = models.IntegerField(blank=True, null=True, choices=BaseFeedback.RATING_OPTIONS)
+    recommended = models.BooleanField(null=True, default=True)
+
+    class Meta:
+        """Set constrain for author an course id"""
+        unique_together = [["author", "course_id"]]
+        db_table = "eox_nelp_feedbackcourse"

test_utils/edx_platform_mocks/setup.py

@@ -4,5 +4,5 @@
 setup(
     name='edx_platform_mocks',
     version='0.1.0',
-    packages=['common', 'fake_models', 'lms', 'openedx'],
+    packages=[],
 )

test_utils/eox_settings.py

@@ -1,5 +1,7 @@
-"""eox_tenant test settings."""
-GET_SITE_CONFIGURATION_MODULE = 'eox_tenant.edxapp_wrapper.backends.site_configuration_module_i_v1'
+"""EOX test settings."""
+
+# eox-tenant settings
+EOX_TENANT_USERS_BACKEND = 'eox_tenant.edxapp_wrapper.backends.users_l_v1'
 GET_BRANDING_API = 'eox_tenant.edxapp_wrapper.backends.branding_api_l_v1'
+GET_SITE_CONFIGURATION_MODULE = 'eox_tenant.edxapp_wrapper.backends.site_configuration_module_i_v1'
 GET_THEMING_HELPERS = 'eox_tenant.edxapp_wrapper.backends.theming_helpers_h_v1'
-EOX_TENANT_USERS_BACKEND = 'eox_tenant.edxapp_wrapper.backends.users_l_v1'

tests/conftest.py

@@ -84,6 +84,7 @@ def _create_course_overviews():
                     id=f"course-v1:{org}+{i}+{i}",
                     org=org,
                     visible_to_staff_only=False,
+                    display_name=f"Course {i} of {org}",
                 )
 
     def _create_course_enrollments():