protected void btnCheckOut_Click(object sender, EventArgs e)
{
try
{
int myIsbn = Convert.ToInt32(txtISBN.Text);
short myCopyNum = Convert.ToInt16(txtCopyNum.Text);
myItem = myDb.GetItem(myIsbn, myCopyNum);
StringBuilder myString = new StringBuilder();
if (OnLoan(myItem))
{
StringBuilder myStr = new StringBuilder();
myStr.Append("Item is on loan to ");
LibraryWebService.Member temp = myDb.GetMember(myItem.MemberNumber);
myStr.Append(temp.FirstName + " " + temp.LastName + " (" + temp.MemberID.ToString());
myStr.Append("), Check in, and check out?");
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = myStr.ToString();
}
myString.Append("Check Out \"");
myString.Append(myItem.Title.ToString());
myString.Append("\" by ");
myString.Append(myItem.Author.ToString());
myString.Append(" ?");
lblStatus.Text = myString.ToString();
//lock the fields for editing
txtISBN.ReadOnly = true;
txtCopyNum.ReadOnly = true;
btnCancel.Visible = true;
btnCheckOut.Visible = false;
btnFinalCheckOut.Visible = true;
}
catch (SoapException ex)
{
if (ex.Code == ExceptionCodes.ItemNotFound)
{
string myString = string.Format("Item Not Found.");
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = myString;
lbl.ForeColor = Color.Red;
}
else
{
string myString = string.Format("ERROR: An error was encountered on check in.");
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = myString;
lbl.ForeColor = Color.Red;
}
}
catch (WebException)
{
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = "Web service is not responding, please try again later.";
lbl.ForeColor = Color.Red;
}
}
private bool OnLoan(LibraryWebService.Item myItem)
{
if (myItem.MemberNumber > 0)
{
return(true);
}
else
{
return(false);
}
}
protected void btnCheckIn_Click(object sender, EventArgs e)
{
try
{
int myIsbn = Convert.ToInt32(txtISBN.Text);
short myCopyNum = Convert.ToInt16(txtCopyNum.Text);
myItem = myDb.GetItem(myIsbn, myCopyNum);
if (myItem.MemberNumber == 0) //item is not checked out.
{
StringBuilder myString = new StringBuilder();
myString.Append("\"");
myString.Append(myItem.Title.ToString());
myString.Append("\" is not on loan.");
lblStatus.Text = myString.ToString();
}
else
{
myMember = myDb.GetMember(myItem.MemberNumber);
StringBuilder myString = new StringBuilder();
myString.Append("Check in \"");
myString.Append(myItem.Title.ToString());
myString.Append("\" by ");
myString.Append(myItem.Author.ToString());
myString.Append(" on loan to ");
myString.Append(myMember.FirstName);
myString.Append(" ");
myString.Append(myMember.LastName);
myString.Append("(");
myString.Append(myMember.MemberID);
myString.Append(")");
lblStatus.Text = myString.ToString();
btnFinalCheckIn.Visible = true;
btnCancel.Visible = true;
btnCheckIn.Visible = false;
//lock the fields from being edited
txtCopyNum.ReadOnly = true;
txtISBN.ReadOnly = true;
}
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = string.Empty;
}
catch (SoapException ex)
{
if (ex.Code == ExceptionCodes.ItemNotFound)
{
StringBuilder myString = new StringBuilder();
myString.Append("Item not found");
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = myString.ToString();
lbl.ForeColor = Color.Red;
}
else if (ex.Code == ExceptionCodes.ItemNotOnLoan)
{
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = "Item not checked out.";
lbl.ForeColor = Color.Red;
}
else
{
StringBuilder myString = new StringBuilder();
myString.Append("An error was encountered on check in. ");
myString.Append(ex.Message);
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = myString.ToString();
lbl.ForeColor = Color.Red;
}
}
catch (WebException)
{
Label lbl = (Label)Page.Master.FindControl("lblStatus");
lbl.Text = "Web service is not responding, please try again later.";
lbl.ForeColor = Color.Red;
}
}