protected void btnBorrow_Click(object sender, EventArgs e)
{
string bookCode = this.txtBookSer.Text.Trim();
YueDuLibrary.Model.BookInfo bookModel = BookInfo.GetModeBybookCode(bookCode);
if (bookModel != null)
{
if (bookModel.storage > 0)
{
bookModel.storage--;
BookInfo.Update(bookModel);
YueDuLibrary.Model.BorrowandReturn borrowandReturnModel = new Model.BorrowandReturn();
borrowandReturnModel.ReaderID = Convert.ToInt32(readID.Text);
borrowandReturnModel.BookCode = this.txtBookSer.Text.Trim();
borrowandReturn.Add(borrowandReturnModel);
MessageBox.Show(this, "借阅成功！");
}
else
{
MessageBox.Show(this, "该书已经被借完！");
}
}
else
{
MessageBox.Show(this, "暂无该书！");
}
}
public bool BackBook(string readerId, string bookCode)
{
bool isSuccess = false;
DataSet ds = dal.GetList(string.Format("ReaderID={0} and BookCode={1}", readerId, bookCode));
if (ds != null)
{
DataRow row = ds.Tables[0].Rows[0];
Model.BorrowandReturn model = dal.DataRowToModel(row);
model.BackTime = DateTime.Now;
dal.Update(model);
isSuccess = true;
}
return(isSuccess);
}
