def IssueCoupon(request):
for i in range(len(request.data['issued_coupons'])):
coupon = Coupon.objects.get(id=request.data['issued_coupons'][i])
serializer = CouponSerializer(instance=coupon, data=request.data)
if serializer.is_valid():
serializer.save(isIssued=True)
return Response({"message": "successfully issued"})
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 CouponGenerator(request, count, pk):
course = Course.objects.filter(id=pk).first()
try:
Coupon.objects.bulk_create(
[Coupon(course=course, coupon_key="") for __ in range(count)])
couponL = Coupon.objects.filter(coupon_key="")
for c in list(couponL):
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)
return Response({"message": "successfully created"})
except Error:
return Response({"message": "Unable to create the bulk of coupons"})
else:
return Response({"message": "Something went wrong"})