private void deleteButton_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(bookTextBox.Text))
{
MessageBox.Show("Enter Book Name", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else if (!string.IsNullOrEmpty(QuantityRemovedTxt.Text))
{
MessageBox.Show("You Can Not Delete The Quantity You Can Delete The Book Details When Book Inventory Is zero", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
ob1 = cmd.GetBookName(ob.Id);
if (ob1.Id == ob.Id)
{
MessageBox.Show("Book is in issue....", "Invalid Operation", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else if (ob.BookInventory == 0)
{
cmd1.DeleteDetails(ob.Id);
MessageBox.Show("Book Information Deleted Successfully", "Congratulation", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
}
else if (ob.BookInventory > 0)
{
MessageBox.Show("There are book In your library you can not delete the information", "Invalid Operation", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}
private void returnButton_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(returnBookText.Text))
{
MessageBox.Show("Please Enter Book Name", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
}
else
{
int issueid;
ob1 = cmd.GetBookName(ob.Id);
issueid = ob1.IssueId;
if (ob.Id == ob1.Id)
{
sd.ReturnBook1(name, returnbook);
sd.DeleteIssue(issueid);
MessageBox.Show("Book Returned Successfullly", "Congratulation", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
}
else
{
MessageBox.Show("Book Does Not Issue", "Invalid Operation", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}