第三百七十六节，Django+Xadmin打造上线标准的在线教育平台—创建用户操作app，在models.py文件生成5张表，用户咨询表、课程评论表、用户收藏表、用户消息表、用户学习表

 

创建名称为app_operation的用户操作APP，写数据库操作文件models.py

 

 

models.py文件

#!/usr/bin/env python# -*- coding:utf-8 -*-from __future__ import unicode_literalsfrom datetime import datetimefrom django.db import models            # 导入models对象from app_users.models import Users      # 导入用户信息表from app_courses.models import Course   # 导入课程表class UserAsk(models.Model):    name = models.CharField(max_length=20, verbose_name='姓名')    mobile = models.CharField(max_length=10, verbose_name='手机')    course_name = models.CharField(max_length=50, verbose_name='课程名')    add_time = models.DateTimeField(default=datetime.now)    class Meta:        verbose_name = '用户咨询表'        verbose_name_plural = verbose_nameclass CourseComments(models.Model):    user = models.ForeignKey(Users, verbose_name='评论用户')    course = models.ForeignKey(Course, verbose_name='评论课程')    comments = models.CharField(max_length=200, verbose_name='评论内容')    add_time = models.DateTimeField(default=datetime.now, verbose_name='评论时间')    class Meta:        verbose_name = '课程评论表'        verbose_name_plural = verbose_nameclass UserFavorite(models.Model):    user = models.ForeignKey(Users, verbose_name='用户收藏')    fav_id = models.IntegerField(default=0, verbose_name='收藏数据ID')    fav_type = models.IntegerField(choices=((1, '课程'), (2, '课程机构'), (3, '讲师')), default=1, verbose_name='用户收藏类型')    add_time = models.DateTimeField(default=datetime.now, verbose_name='收藏时间')    class Meta:        verbose_name = '用户收藏表'        verbose_name_plural = verbose_nameclass UserMessage(models.Model):    user = models.IntegerField(default=0, verbose_name='接收用户id')    # 0表示所有用户    message = models.CharField(max_length=500, verbose_name='消息内容')    has_read = models.BooleanField(default=False, verbose_name='是否已读')    add_time = models.DateTimeField(default=datetime.now, verbose_name='消息时间')    class Meta:        verbose_name = '用户消息表'        verbose_name_plural = verbose_nameclass UserCourse(models.Model):    user = models.ForeignKey(Users, verbose_name='学习用户')    course = models.ForeignKey(Course, verbose_name='学习课程')    add_time = models.DateTimeField(default=datetime.now, verbose_name='学习时间')    class Meta:        verbose_name = '用户学习表'        verbose_name_plural = verbose_name