/// <summary>
/// list lesson vcrs and func.
/// </summary>
/// <param name="lessonid">lsn id</param>
/// <param name="lsn">lsn name</param>
/// <param name="pic">pic url</param>
/// <returns></returns>
public ActionResult Index(string lessonid, string lsn, string pic)
{
if (string.IsNullOrWhiteSpace(lessonid))
{
throw new Exception($"param {nameof (lsn)} is null");
}
var mdl = new TrainVcrSv(BaseSchoolId).Query(lessonid, 1); //interface not impliment the func
int i;
var mdlBypag = new VcrSvc().GetVcrs(lsn, 1, out i);
string pager = Common.Utility.HtmlPager(10, 1, i, 5);
var vcrModel = new VcrListViewModel()
{
LessonId = lessonid,
LessonName = lsn,
VcrListPag = new VcrListPag()
{
Pager = pager,
Vcrs = mdlBypag,
},
Vcrs = mdlBypag
};
return(PartialView(vcrModel));
}
///upload trainvcr
/// <summary>
/// ajax upload image or files, work with plug of fileupload
/// </summary>
/// <returns></returns>
public async Task <JsonResult> GetVcr(string vid)
{
string error = string.Empty;
HttpPostedFileBase file = Request.Files[0];
if (file == null)
{
return(Json(new { error = "上传失败" }, JsonRequestBehavior.AllowGet));
}
if (string.IsNullOrEmpty(vid))
{
return(Json(new { error = "没有视频ID参数" }, JsonRequestBehavior.AllowGet));
}
string[] pth = new string[1];
string userfile = GetFilePath(FileType.VideoFile, false);
if (userfile != null)
{
string part2 = DateTime.Now.ToFileTime().ToString() + Path.GetExtension(file.FileName);
string p = Path.Combine(Server.MapPath(userfile), part2);
string returnPth = userfile + "/" + part2;
try
{
file.SaveAs(p);
pth[0] = returnPth;
TrainVcrSv trainVcrSv = new TrainVcrSv(BaseSchoolId);
var mdl = trainVcrSv.Single(vid);
if (mdl != null)
{
mdl.VideoPath = returnPth;
mdl.Duration = await trainVcrSv.VideoDuration(Common.Utility.GetMapPath(returnPth));
trainVcrSv.Update(mdl);
}
}
catch (Exception ex)
{
error = ex.ToString();
return(Json(new { error }, JsonRequestBehavior.AllowGet));
}
return(Json(new { initialPreview = pth }, JsonRequestBehavior.AllowGet));
}
return(Json(new { error = "遇到错误...", initialPreview = "<p>失败，请重试...</p>", }, JsonRequestBehavior.AllowGet));
}
