public PaperUtils()
{
defaultModel = new PaperViewModels
{
CreateTime = DateTime.Now,
PaperName = "",
PID = AppSettings.PID
};
}
public ActionResult UpdatePaper(PaperViewModels paper)
{
string err = "";
if (!paperUtils.AppUpdatePaper(paper, out err))
{
return Json(new { isErr = true, errMsg = HttpUtility.JavaScriptStringEncode(err) });
}
return Json(new { isErr = false });
}
public bool AppUpdatePaper(PaperViewModels paper, out string ErrMsg)
{
ErrMsg = null;
try
{
if (string.IsNullOrEmpty(paper.PaperName))
{
throw new ArgumentNullException("试卷名称不能为空", "PaperName");
}
using (var ctx = new EvaluationSysEntities())
{
if (paper.PaperId == null || paper.PaperId == default(int))
{
ctx.TestPage.Add(new TestPage
{
Name = paper.PaperName,
TopicArr = paper.TopicArrs,
CreateTime = DateTime.Now,
PID = ProjectId
});
}
else
{
var query = ctx.TestPage.FirstOrDefault(f => f.Id == paper.PaperId);
query.Name = paper.PaperName;
query.TopicArr = paper.TopicArrs;
query.CreateTime = DateTime.Now;
}
return ctx.SaveChanges() >= 0;
}
}
catch (Exception ex)
{
ErrMsg = ex.GetBaseException().Message;
return false;
}
}
