protected void btnSave_Click(object sender, EventArgs e)
{
//connect
using (DefaultConnection db = new DefaultConnection())
{
//create new department in memory
Department dep = new Department();
//check url
if (!String.IsNullOrEmpty(Request.QueryString["DepartmentID"]))
{
Int32 DepartmentID = Convert.ToInt32(Request.QueryString["DepartmentID"]);
dep = (from d in db.Departments
where d.DepartmentID == DepartmentID
select d).FirstOrDefault();
}
//fill new properties of the new department
dep.Name = txtName.Text;
dep.Budget = Convert.ToDecimal(txtBudget.Text);
//save the new department
if (String.IsNullOrEmpty(Request.QueryString["DepartmentID"]))
{
db.Departments.Add(dep);
}
db.Departments.Add(dep);
db.SaveChanges();
//redirect to department list page
Response.Redirect("departments.aspx");
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
//connect
using (DefaultConnection db = new DefaultConnection())
{
//create a new department in memory
Department dep = new Department();
// op2 :Int32 DepartmentID = 0;
//check fot a url
if (!String.IsNullOrEmpty(Request.QueryString["DepartmentID"]))
{
Int32 DepartmentID = Convert.ToInt32(Request.QueryString["DepartmentID"]);
// op2: DepartmentID = Convert.ToInt32(Request.QueryString["DepartmentID"]);
dep = (from d in db.Departments
where d.DepartmentID == DepartmentID
select d).FirstOrDefault();
}
//fill the property of the new department
dep.Name = txtname.Text;
dep.Budget = Convert.ToDecimal(txtBudget.Text);
//add if we have no id in the url
if (String.IsNullOrEmpty(Request.QueryString["DepartmentID"]))
{
db.Departments.Add(dep);
}
//op2: if(DepartmentID==0)
// save the new department
//excute the change commands
db.SaveChanges();
//redirect to the departments list page
Response.Redirect("departments.aspx");
}
}
