public IActionResult Index(LearningVideo video)
{
if (ModelState.IsValid)
{
_context.LearningVideo.Add(video);
_context.SaveChanges();
return(RedirectToAction("AddVideoComplete"));
}
return(View());
}
public ActionResult Classcenter(LearningVideo Data)
{//按条件搜索视频
// var db = new AppDbContext();
ViewBag.num = 1;
if (Data.CourseID == null)
{
List <LearningVideo> vs;
vs = db.LearningVideo.ToList();
ViewBag.vs = vs;
}
else if (Data.CourseID.Length != 0)
{
var v = from b in db.LearningVideo
where b.CourseID.StartsWith(Data.CourseID)
select b;
ViewBag.vs = v;
}
return(View());
}
//update视图中的表单提交到该函数来处理
public IActionResult UpdateCourse()
{
var courseobj = new LearningVideo();
courseobj.CourseID = Request.Form["coursename"];
courseobj.Teacher = Request.Form["teacher"];
courseobj.Duration = Request.Form["duration"];
courseobj.UpdateTime = Request.Form["updatetime"];
courseobj.Url = Request.Form["video"];
var gyCourse = from b in _context.LearningVideo
where b.CourseID == courseobj.CourseID
select b;
var C = gyCourse.FirstOrDefault(); //获取唯一匹配的值
C.CourseID = courseobj.CourseID; //修改对象中的内容
C.Teacher = courseobj.Teacher;
C.Duration = courseobj.Duration;
C.UpdateTime = courseobj.UpdateTime;
C.Url = courseobj.Url;
_context.SaveChanges();//保存改变到数据库
return(RedirectToAction("Index", "SelectCourse"));
}
public void TestLearningVideo()
{
IPayMode ipm = new LearningVideo();
Assert.ThrowsException <System.ArgumentNullException>(() => ipm.InvoiceGenerator());
}
