protected void btn_next_Click(object sender, EventArgs e)
{
int? bookindb = 0;
string coursecode = Request.Form[ddl_cdepartment.UniqueID] + txt_cnumber.Text.Trim();
AmazonBook amazon = new AmazonBook();
BookManager book = new BookManager();
string isbn = txt_isbn.Text.Trim();
bookindb = book.CheckBookInDB(isbn, coursecode);
if (bookindb > 0)
{
Response.Redirect("~/confirmtb?" + QueryString.ISBN + "=" + isbn + "&" +
QueryString.CourseCode + "=" + coursecode + "&" +
QueryString.InDb + "=" + bookindb);
}
else
{
Dictionary <string, string> bookInfo = amazon.LookUpBook(isbn);
if (bookInfo[Book.Name] != null)
{
Session[USession.Book] = bookInfo;
Response.Redirect("~/confirmtb?" + QueryString.ISBN + "=" + txt_isbn.Text.Trim() + "&" +
QueryString.CourseCode + "=" + coursecode);
}
else
{
Response.Redirect("~/newbooklist?" + QueryString.ISBN + "=" + txt_isbn.Text.Trim() + "&" +
QueryString.CourseCode + "=" + coursecode);
}
}
}