def EnrollCourseByPayment(request, pk, upk):
course = Course.objects.get(id=pk)
student = StudentProfile.objects.get(user_id=upk)
print("before before")
enrollment = Enrollment.objects.filter(student=student,
course=course).first()
print("before running")
if not enrollment:
print("running")
c = Coupon.objects.create(course=course,
coupon_key="",
isValid=False,
isIssued=True)
print(c.id)
serializer = CouponSerializer(instance=c, data=request.data)
if serializer.is_valid():
coupon = str(c.id) + ":" + str(c.course.id)
coupon_key = hashlib.shake_256(coupon.encode()).hexdigest(5)
serializer.save(coupon_key=coupon_key)
enroll = Enrollment(course=course,
student=student,
enroll_key=coupon_key,
is_payment=True)
enroll_serializer = CourseEnrollSerializer(enroll,
data=request.data)
if enroll_serializer.is_valid():
enroll_serializer.save()
return Response(enroll_serializer.data)
return Response(enroll_serializer.errors)
return Response(serializer.errors)
else:
return Response({'message': 'You have already enrolled'}, status=403)
def EnrollCourse(request, pk, upk):
course = Course.objects.get(id=pk)
student = StudentProfile.objects.get(user_id=upk)
couponList = Coupon.objects.filter(course=course)
for c in couponList:
if str(request.data['coupon_key']) == str(c.coupon_key):
enroll = Enrollment(course=course,
student=student,
enroll_key=request.data['coupon_key'])
condition = c.isValid == True and c.isIssued == True
if request.method == "POST":
if condition:
e = Enrollment.objects.filter(course=course,
student=student).first()
if not e:
serializer = CourseEnrollSerializer(enroll,
data=request.data)
if serializer.is_valid():
serializer.save()
couponSerializer = CouponSerializer(
instance=c, data=request.data)
if couponSerializer.is_valid():
couponSerializer.save(isValid=False)
return Response(serializer.data)
return Response(serializer.errors, status=403)
return Response(
{
"message":
"You have already enrolled this course..."
},
status=403)
return Response({"message": "Coupon is not valid"}, status=403)
return Response({"message": "coupon is not found"}, status=404)
def FreeEnroll(request, cid, sid):
course = Course.objects.get(id=cid)
student = StudentProfile.objects.get(user_id=sid)
enrollment = Enrollment.objects.filter(student=student,
course=course).first()
if not enrollment:
enroll = Enrollment(course=course, student=student, enroll_key="Free")
enroll_serializer = CourseEnrollSerializer(enroll, data=request.data)
if enroll_serializer.is_valid():
enroll_serializer.save()
return Response(enroll_serializer.data)
return Response(enroll_serializer.errors)
else:
return Response({'message': 'You have already enrolled'}, status=403)
def EnrollCourseByTeacher(request, pk):
course = Course.objects.get(id=pk)
res = []
for username in request.data['students']:
student = StudentProfile.objects.filter(
user__username=username).first()
if student:
e = Enrollment.objects.filter(course=course,
student=student).first()
if not e:
enroll = Enrollment(course=course,
student=student,
enroll_key="Enrolled by teacher")
serializer = CourseEnrollSerializer(enroll, data=request.data)
if serializer.is_valid():
serializer.save()
res.append({
"username": student.user.username,
"email": student.user.email,
"status": "enrolled successfully",
"success": True
})
else:
res.append({
"username": student.user.username,
"email": student.user.email,
"status": "something is wrong",
"success": False
})
else:
res.append({
"username": student.user.username,
"email": student.user.email,
"status": "already enrolled for this course",
"success": False
})
else:
res.append({
"username": username,
"email": "",
"status": "student not found",
"success": False
})
return Response(res, status=200)