/// <summary>
/// 用户学习完某门课程下的某个视频
/// </summary>
/// <param name="uid"></param>
/// <param name="couid"></param>
/// <param name="movid"></param>
/// <returns></returns>
public bool UserLearnEnd(int uid, int movid)
{
int courseid = base.EF.Move.Where(m => m.Mov_ID == movid).FirstOrDefault().Cou_ID;
UserLearnCoursesRecord course = base.EF.UserLearnCoursesRecord.Where(u => u.User_ID == uid && u.Cou_ID == courseid).FirstOrDefault();
UserLearnSectionRecord rec = base.EF.UserLearnSectionRecord.Where(u => u.User_ID == uid && u.Mov_ID == movid).FirstOrDefault();
rec.Is_Finish = true;
course.ULC_Time = DateTime.Now;
//var list = base.EF.UserLearnCoursesRecord.Where(u => u.User_ID == uid && u.Cou_ID == rec.Cou_ID);
//foreach (var item in list)
//{
// item.ULC_Time = DateTime.Now;
//}
//if (rec == null)
//{
// int courseid = base.EF.Move.Where(m => m.Mov_ID == movid).Select(m => m.Cou_ID).FirstOrDefault();
// base.EF.UserLearnCoursesRecord.Add(new UserLearnCoursesRecord() {Cou_ID = courseid, User_ID = uid, Move_ID = movid, Is_Finish = true, ULC_Time = DateTime.Now });
//}
//else
//{
// rec.ULC_Time = DateTime.Now;
//}
return(base.EF.SaveChanges() > 0 ? true : false);
}
/// <summary>
/// 用户开始学习的课程
/// </summary>
/// <param name="uid"></param>
/// <param name="movid"></param>
/// <returns></returns>
public bool UserStartLearn(int uid, int movid)
{
//获取节对应的课程ID
int courseid = base.EF.Move.Where(m => m.Mov_ID == movid).Select(m => m.Cou_ID).FirstOrDefault();
UserLearnCoursesRecord rec = base.EF.UserLearnCoursesRecord.Where(u => u.User_ID == uid && u.Cou_ID == courseid).FirstOrDefault();
//用户学习课程记录
if (rec == null)//如果该用户第一次学习该课程，就在数据表中添加数据
{
base.EF.UserLearnCoursesRecord.Add(new UserLearnCoursesRecord()
{
Cou_ID = courseid, ULC_Time = DateTime.Now, User_ID = uid
});
}
else//如果用户已经学习了该课程，并且不过是否已经学完，都要更改时间
{
rec.ULC_Time = DateTime.Now;
}
//用户学习章节记录
UserLearnSectionRecord section = base.EF.UserLearnSectionRecord.Where(u => u.Mov_ID == movid && u.User_ID == uid).FirstOrDefault();
if (section == null)//第一次学习该章节
{
base.EF.UserLearnSectionRecord.Add(new UserLearnSectionRecord()
{
User_ID = uid, Mov_ID = movid, Is_Finish = false, Cou_ID = courseid
});
}
return(base.EF.SaveChanges() > 0 ? true : false);
}
