private void Rent()
{
bool result = true;
foreach (var item in ToBeRents)
{
item.StartDate = DateTime.Now;
var rowid = _repo.Add(item);
item.Book.AvailableCount -= item.Count;
_repoBook.Update(item.Book);
SendMsg(new UpdateCountMsg(item.Book));
result &= rowid > 0;
if (result)
{
item.Id = rowid;
Rents.Insert(0, item);
}
}
if (result)
{
Status = string.Format("借出{0}！", result ? "成功" : "失败");
ToBeRents.Clear();
}
}
public void Clear()
{
CurrentBook = null;
ToBeRents.Clear();
QueryRent();
}
