def change_expire(self, request):
"""改变redis中课程的有效期"""
user_id = request.user.id
expire_id = request.data.get("expire_id")
course_id = request.data.get("course_id")
try:
course = Course.objects.get(is_show=True,
is_delete=False,
id=course_id)
# 如果前端传递来的有效期选项 如果不是0 则修改课程对应的有效期
if expire_id > 0:
expire_iem = CourseExpire.objects.filter(is_show=True,
is_delete=False,
id=expire_id)
if not expire_iem:
raise Course.DoesNotExist()
except Course.DoesNotExist:
return Response({"message": "课程信息不存在"},
status=status.HTTP_400_BAD_REQUEST)
connection = get_redis_connection("cart")
connection.hset("cart_%s" % user_id, course_id, expire_id)
# 重新计算切换有效期后的价钱
real_price = course.real_nuw_price(expire_id)
return Response({"message": "切换有效期成功", "price": real_price})
def change_expire(self, request):
"""切换购物车商品的勾选状态"""
user_id = request.user.id
expire_id = request.data.get("expire_id")
course_id = request.data.get("course_id")
try:
# 判断课程是否存在
course = Course.objects.get(is_show=True,
is_deleted=False,
id=course_id)
# 判断课程的有效期选项是0还是其他的数值，如果是其他数值，还要判断是否存在于有效期选项表中
if expire_id > 0:
epxire_item = CourseExpire.objects.filter(is_show=True,
is_deleted=False,
id=expire_id)
if not epxire_item:
raise Course.DoesNotExist()
except Course.DoesNotExist:
return Response({"message": "参数有误！当前商品课程不存在或者不能存在的有效期！"},
status=status.HTTP_400_BAD_REQUEST)
redis_conn = get_redis_connection("cart")
redis_conn.hset("cart_%s" % user_id, course_id, expire_id)
# 在切换有效期选项以后，重新获取真实价格
real_price = course.real_price(expire_id)
return Response({"message": "切换课程有效期成功！", "real_price": real_price})
def change_expire(self, request):
"""改变redis中的课程的有效期"""
user_id = request.user.id
course_id = request.data.get('course_id')
expire_id = request.data.get('expire_id')
try:
course = Course.objects.get(is_show=True, is_delete=False, pk=course_id)
if expire_id > 0:
expire_item = CourseExpire.objects.filter(is_show=True, is_delete=False, pk=expire_id)
if not expire_item:
raise Course.DoesNotExist()
except Course.DoesNotExist:
return Response({"message": "当前课程已下架或不存在"}, status=status.HTTP_400_BAD_REQUEST)
redis_connection = get_redis_connection('cart')
redis_connection.hset('cart_%s' % user_id, course_id, expire_id)
course_real_price = course.real_expire_price(expire_id)
return Response({"message": "切换有效期成功", 'course_real_price': course_real_price}, status=status.HTTP_200_OK)
def discount_expire(self, request):
"""改变redis中的有效期"""
course_id = request.data.get('course_id')
user_id = request.user.id
expire_id = request.data.get('expric_id')
# print(course_id,user_id,expire_id)
try:
course = Course.objects.get(is_show=True, is_delete=False, pk=course_id)
# 判断前端传递 的有效期 选项
if expire_id > 0:
expire_item = CourseExpire.objects.filter(is_show=True, is_delete=False, pk=expire_id)
if not expire_item:
raise Course.DoesNotExist()
except Course.DoesNotExist:
return Response({'message': '课程信息不存在'}, status=status.HTTP_400_BAD_REQUEST)
connection = get_redis_connection('cart')
connection.hset('cart_%s' % user_id, course_id, expire_id)
price = course.expire_real_price(expire_id)
if price != '':
return Response({'message': '切换有效期成功',
"price": price})
return Response({'message': '切换有效期成功'})
