private void btnSave_Click(object sender, EventArgs e)
{
MainForm form = (MainForm)this.MdiParent;
BookDAO dao = new BookDAO(form.CurrentDatabase.FullName);
this.clearErrors();
for (int i = 0; i < _textboxes.Length; i++)
{
string isbn = _textboxes[i].Text;
string uri = Constants.GetWebServiceURI("isbn", isbn);
if (isbn == null || isbn.Equals(""))
continue;
TextBox txtbox = _textboxes[i];
Label lbl = _resultLabels[i];
this.setTextBox(txtbox, lbl, "Processing...", Color.Blue, true, true);
WebRequest request = null;
WebResponse response = null;
try
{
request = WebRequest.Create(uri);
response = request.GetResponse();
}
catch(WebException e2)
{
MessageBox.Show(ErrorMessages.Common.WEB_SERVICE_ERROR, "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
this.setTextBox(txtbox,lbl,"No Connection",Color.Red,true,false);
return;
}
catch (Exception e1)
{
ExceptionHandler.HandleException(e1);
this.setTextBox(txtbox, lbl, "Failure", Color.Red, true, false);
continue;
}
Element element = XMLParser.ParseXML(response.GetResponseStream());
#if DEBUG
string tree = "";
int level = 0;
XMLParser.GetParseTreeInfo(element, ref tree, ref level);
Console.Out.WriteLine(tree);
#endif
Book book = new Book();
Constants.XMLResultReturnValue result = book.FillFromXMLResults(element);
if (result == Constants.XMLResultReturnValue.NOT_FOUND)
this.setTextBox(txtbox, lbl, "Not Found", Color.Red, true, false);
else if (result == Constants.XMLResultReturnValue.UNKNOWN)
this.setTextBox(txtbox, lbl, "Failure", Color.Red, true, false);
else if (book != null)
{
if (_mode == Constants.LibraryMode.LIBRARY && dao.ExistsInLibrary(book))
this.setTextBox(txtbox, lbl, "Already Exists", Color.Red, true, false);
else if (_mode == Constants.LibraryMode.WISHLIST && dao.ExistsInWishList(book))
this.setTextBox(txtbox, lbl, "Already Exists", Color.Red, true, false);
else if (_mode == Constants.LibraryMode.LIBRARY && !dao.InsertIntoLibrary(book))
this.setTextBox(txtbox, lbl, "Failure", Color.Red, true, false);
else if (_mode == Constants.LibraryMode.WISHLIST && !dao.InsertIntoWishList(book))
this.setTextBox(txtbox, lbl, "Failure", Color.Red, true, false);
else
{
this.setTextBox(txtbox, lbl, "Success", Color.Green, true, false);
foreach (Form f in this.MdiParent.MdiChildren)
{
if (f is ViewBooksForm)
(f as ViewBooksForm).Refresh();
}
}
}
}
}
/// <summary>
/// Called when Look Up button is clicked
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnLookUp_Click(object sender, EventArgs e)
{
if (this.txtLookup.Text.Equals(""))
this.errorProvider1.SetError(this.txtLookup, "Fill in data to lookup");
else
this.errorProvider1.SetError(this.txtLookup, "");
this.errorProvider1.SetError(this.txtISBN, "");
this.lblResult.Text = "Processing...";
this.lblResult.ForeColor = Color.Blue;
this.lblResult.Visible = true;
Application.DoEvents();
string uri = Constants.GetWebServiceURI((this.cboLookupBy.SelectedItem as DDItem).Value, this.txtLookup.Text);
WebRequest request = null;
WebResponse response = null;
try
{
request = WebRequest.Create(uri);
response = request.GetResponse();
}
catch(WebException e2)
{
MessageBox.Show(ErrorMessages.Common.WEB_SERVICE_ERROR, "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
this.lblResult.Text = "No Connection";
this.lblResult.ForeColor = Color.Red;
this.lblResult.Visible = true;
return;
}
catch (Exception e1)
{
ExceptionHandler.HandleException(e1);
this.lblResult.Text = "Failed";
this.lblResult.ForeColor = Color.Red;
this.lblResult.Visible = true;
return;
}
Element element = XMLParser.ParseXML(response.GetResponseStream());
#if DEBUG
string tree = "";
int level = 0;
XMLParser.GetParseTreeInfo(element,ref tree,ref level);
Console.Out.WriteLine(tree);
#endif
this.lblResult.Text = "";
this.lblResult.Visible = false;
_book = new Book();
Constants.XMLResultReturnValue result = _book.FillFromXMLResults(element);
if (result == Constants.XMLResultReturnValue.BOOK_ALREADY_EXISTS)
{
this.lblResult.Text = "Failed";
this.lblResult.ForeColor = Color.Red;
this.lblResult.Visible = true;
this.errorProvider1.SetError(this.txtLookup, "This book already exists in your library");
}
else if (result == Constants.XMLResultReturnValue.NOT_FOUND)
{
this.lblResult.Text = "Not Found";
this.lblResult.ForeColor = Color.Red;
this.lblResult.Visible = true;
}
else
{
this.errorProvider1.SetError(this.txtLookup, "");
this.Refresh();
}
if (this.chkAutoAdd.Checked == true && result == Constants.XMLResultReturnValue.SUCCESS)
{
this.save();
this.clear();
}
}
