public void Save()
{
foreach (Diary d in Diaries)
{
foreach (Diary a in AllDiaries)
{
if (d.WritenDT.Equals(a.WritenDT))
{
AllDiaries.Remove(a);
AllDiaries.Add(d);
break;
}
}
}
var QDiaries = from r in DataContext.Diary where r.UserID == Currentuser.ID select r;
foreach (var QD in QDiaries)
{
DataContext.Diary.DeleteOnSubmit(QD);
}
foreach (Diary d in AllDiaries)
{
DataContext.Diary.InsertOnSubmit(d);
}
Submit();
}
public void InitializeDiary()
{
AllDiaries.Clear();
Diaries.Clear();
var QDiaries = from r in DataContext.Diary where r.UserID == Currentuser.ID select r;
foreach (var QD in QDiaries)
{
AllDiaries.Add(QD);
Diaries.Add(QD);
}
}
public void CreateDiary(string ntitle, string ncontent)
{
if (string.IsNullOrWhiteSpace(ntitle))
{
ntitle = "Untitled";
}
Diary diary = new Diary {
UserID = Currentuser.ID,
Title = ntitle,
Content = ncontent,
WritenDT = DateTime.Now
};
Diaries.Add(diary);
AllDiaries.Add(diary);
Status = "创建日记成功！";
}