private void deletebutton_Click(object sender, EventArgs e)
{
using (var db = new Model1())
{
var idstring = categoryidbox.Text;
if (string.IsNullOrWhiteSpace(idstring))
{
MessageBox.Show("No Values has been selected for deleting");
return;
}
var id = int.Parse(idstring);
var category = db.Categories.FirstOrDefault(x => x.id == id);
db.Categories.Remove(category);
var sol = db.SaveChanges() > 0;
if (sol)
{
MessageBox.Show("Deleted successfully");
Titlebox.Clear();
descriptionbox.Clear();
categoryidbox.Clear();
//code to refresh the data table
string searcher = "";
var found = from x in db.Categories
where x.Title.Contains(searcher) || x.Description.Contains(searcher)
select x;
categorydataGridView.DataSource = found.ToList().ToDataTable();
}
}
}
private void Addbutton_Click(object sender, EventArgs e)
{
var data = new CategoriesDTO();
//create map using automapper
Mapper.CreateMap <CategoriesDTO, Category>();
try
{
data.Title = Titlebox.Text;
data.Description = descriptionbox.Text;
data.DateAdded = DateTime.Now;
data.Addedby = userID;
if
(
String.IsNullOrWhiteSpace(data.Title) ||
String.IsNullOrWhiteSpace(data.Description)
)
{
MessageBox.Show("Input cannot be empty or whitespace");
return;
}
}
catch (Exception exception)
{
//add error logger
MessageBox.Show("One or more errors occured please try again");
return;
}
using (var db = new Model1())
{
var category = Mapper.Map <CategoriesDTO, Category>(data);
var val = db.Categories.FirstOrDefault(c => c.Title.ToLower() == category.Title.ToLower());
if (val != null)
{
MessageBox.Show("Category already exist");
return;
}
db.Categories.Add(category);
var sol = db.SaveChanges() > 0;
if (sol)
{
MessageBox.Show("Input saved successfully");
Titlebox.Clear();
descriptionbox.Clear();
//refreshing the datatable
string searcher = "";
var found = from x in db.Categories
where x.Title.Contains(searcher) || x.Description.Contains(searcher)
select x;
categorydataGridView.DataSource = found.ToList().ToDataTable();
}
}
}
private void updatebutton_Click(object sender, EventArgs e)
{
var data = new CategoriesDTO();
//create map using automapper
Mapper.CreateMap <CategoriesDTO, Category>();
try
{
data.Title = Titlebox.Text;
data.Description = descriptionbox.Text;
data.DateAdded = DateTime.Now;
data.Addedby = userID;
if
(
String.IsNullOrWhiteSpace(data.Title) ||
String.IsNullOrWhiteSpace(data.Description)
)
{
MessageBox.Show("Input cannot be empty or whitespace");
return;
}
}
catch (Exception exception)
{
//add error logger
MessageBox.Show("One or more errors occured please try again");
return;
}
using (var db = new Model1())
{
var category = Mapper.Map <CategoriesDTO, Category>(data);
var id = categoryidbox.Text;
if (string.IsNullOrWhiteSpace(id))
{
MessageBox.Show("ID cannot be empty");
return;
}
category.id = int.Parse(id);
db.Categories.AddOrUpdate(category);
var sol = db.SaveChanges() > 0;
if (sol)
{
MessageBox.Show("Input Updated successfully");
Titlebox.Clear();
descriptionbox.Clear();
categoryidbox.Clear();
//code to refresh the data table
var found = db.Categories.ToList();
categorydataGridView.DataSource = found.ToDataTable();
}
}
}
private void CategoryForm_Load(object sender, EventArgs e)
{
searchbox.Clear();
categoryidbox.Clear();
Titlebox.Clear();
descriptionbox.Clear();
string searcher = "";
using (var db = new Model1())
{
var found = from x in db.Categories
where x.Title.Contains(searcher) || x.Description.Contains(searcher)
select x;
categorydataGridView.DataSource = found.ToList().ToDataTable();
}
}
