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  • 在线教育平台,收藏人数的处理(12)

    减的时候

    复制代码
            exist_record.delete()
                if int(type) == 1:
                    course = Course.objects.get(id=int(id))
                    course.fav_nums -= 1
                    if course.fav_nums < 0:
                        course.fav_nums = 0
                    course.save()
                elif int(type) == 2:
                    org = CourseOrg.objects.get(id=int(id))
                    org.fav_nums -= 1
                    if org.fav_nums < 0:
                        org.fav_nums = 0
                    org.save()
                elif int(type) == 3:
                    teacher = Teacher.objects.get(id=int(id))
                    teacher.fav_nums -= 1
                    if teacher.fav_nums < 0:
                        teacher.fav_nums = 0
                    teacher.save()

    加的时候

    复制代码
    user_fav.save()
                    if int(type) == 1:
                        course = Course.objects.get(id=int(id))
                        course.fav_nums += 1
                        course.save()
                    elif int(type) == 2:
                        org = CourseOrg.objects.get(id=int(id))
                        org.fav_nums += 1
                        org.save()
                    elif int(type) == 3:
                        teacher = Teacher.objects.get(id=int(id))
                        teacher.fav_nums += 1
                        teacher.save()
    复制代码
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  • 原文地址:https://www.cnblogs.com/topass123/p/12944904.html
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