140 lines
5.4 KiB
Python
140 lines
5.4 KiB
Python
"""
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E-commerce Tab Instructor Dashboard Coupons Operations views
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"""
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from django.contrib.auth.decorators import login_required
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from django.core.exceptions import ObjectDoesNotExist
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from django.db.models import Q
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from django.views.decorators.http import require_POST
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from django.utils.translation import ugettext as _
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from util.json_request import JsonResponse
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from django.http import HttpResponse, HttpResponseNotFound
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from shoppingcart.models import Coupon, CourseRegistrationCode
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from opaque_keys.edx.locations import SlashSeparatedCourseKey
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import logging
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log = logging.getLogger(__name__)
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@require_POST
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@login_required
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def remove_coupon(request, course_id): # pylint: disable=W0613
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"""
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remove the coupon against the coupon id
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set the coupon is_active flag to false
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"""
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coupon_id = request.POST.get('id', None)
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if not coupon_id:
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return JsonResponse({
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'message': _('coupon id is None')
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}, status=400) # status code 400: Bad Request
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try:
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coupon = Coupon.objects.get(id=coupon_id)
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except ObjectDoesNotExist:
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return JsonResponse({
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'message': _('coupon with the coupon id ({coupon_id}) DoesNotExist').format(coupon_id=coupon_id)
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}, status=400) # status code 400: Bad Request
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if not coupon.is_active:
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return JsonResponse({
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'message': _('coupon with the coupon id ({coupon_id}) is already inactive').format(coupon_id=coupon_id)
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}, status=400) # status code 400: Bad Request
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coupon.is_active = False
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coupon.save()
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return JsonResponse({
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'message': _('coupon with the coupon id ({coupon_id}) updated successfully').format(coupon_id=coupon_id)
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}) # status code 200: OK by default
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@require_POST
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@login_required
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def add_coupon(request, course_id): # pylint: disable=W0613
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"""
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add coupon in the Coupons Table
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"""
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code = request.POST.get('code')
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# check if the code is already in the Coupons Table and active
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try:
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course_id = SlashSeparatedCourseKey.from_deprecated_string(course_id)
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coupon = Coupon.objects.get(is_active=True, code=code, course_id=course_id)
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except Coupon.DoesNotExist:
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# check if the coupon code is in the CourseRegistrationCode Table
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course_registration_code = CourseRegistrationCode.objects.filter(code=code)
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if course_registration_code:
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return HttpResponseNotFound(_(
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"The code ({code}) that you have tried to define is already in use as a registration code").format(code=code)
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)
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description = request.POST.get('description')
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course_id = request.POST.get('course_id')
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try:
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discount = int(request.POST.get('discount'))
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except ValueError:
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return HttpResponseNotFound(_("Please Enter the Integer Value for Coupon Discount"))
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if discount > 100 or discount < 0:
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return HttpResponseNotFound(_("Please Enter the Coupon Discount Value Less than or Equal to 100"))
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coupon = Coupon(
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code=code, description=description, course_id=course_id,
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percentage_discount=discount, created_by_id=request.user.id
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)
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coupon.save()
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return HttpResponse(_("coupon with the coupon code ({code}) added successfully").format(code=code))
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if coupon:
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return HttpResponseNotFound(_("coupon with the coupon code ({code}) already exists for this course").format(code=code))
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@require_POST
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@login_required
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def update_coupon(request, course_id): # pylint: disable=W0613
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"""
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update the coupon object in the database
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"""
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coupon_id = request.POST.get('coupon_id', None)
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if not coupon_id:
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return HttpResponseNotFound(_("coupon id not found"))
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try:
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coupon = Coupon.objects.get(pk=coupon_id)
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except ObjectDoesNotExist:
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return HttpResponseNotFound(_("coupon with the coupon id ({coupon_id}) DoesNotExist").format(coupon_id=coupon_id))
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description = request.POST.get('description')
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coupon.description = description
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coupon.save()
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return HttpResponse(_("coupon with the coupon id ({coupon_id}) updated Successfully").format(coupon_id=coupon_id))
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@require_POST
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@login_required
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def get_coupon_info(request, course_id): # pylint: disable=W0613
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"""
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get the coupon information to display in the pop up form
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"""
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coupon_id = request.POST.get('id', None)
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if not coupon_id:
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return JsonResponse({
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'message': _("coupon id not found")
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}, status=400) # status code 400: Bad Request
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try:
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coupon = Coupon.objects.get(id=coupon_id)
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except ObjectDoesNotExist:
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return JsonResponse({
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'message': _("coupon with the coupon id ({coupon_id}) DoesNotExist").format(coupon_id=coupon_id)
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}, status=400) # status code 400: Bad Request
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if not coupon.is_active:
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return JsonResponse({
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'message': _("coupon with the coupon id ({coupon_id}) is already inactive").format(coupon_id=coupon_id)
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}, status=400) # status code 400: Bad Request
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return JsonResponse({
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'coupon_code': coupon.code,
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'coupon_description': coupon.description,
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'coupon_course_id': coupon.course_id.to_deprecated_string(),
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'coupon_discount': coupon.percentage_discount,
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'message': _('coupon with the coupon id ({coupon_id}) updated successfully').format(coupon_id=coupon_id)
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}) # status code 200: OK by default
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