private void UserControl_Loaded(object sender, RoutedEventArgs e)
{
using (var context = new DatabaseContext())
{
var Prodcat = new ProductCategory();
if (ProdCategoryId > 0)
{
var prod = context.ProductCategories.FirstOrDefault
(c => c.CategoryID == ProdCategoryId);
if (prod != null)
{
if (lblCategoryId.Visibility == Visibility.Hidden) { lblCategoryId.Visibility = Visibility.Visible; }
if (txtCategoryId.Visibility == Visibility.Hidden) { txtCategoryId.Visibility = Visibility.Visible; }
Grid.SetRow(lblCategoryName, 1);
Grid.SetRow(txtCategoryName, 1); Grid.SetColumn(txtCategoryName, 1);
txtCategoryId.Text = Convert.ToString(prod.CategoryID);
txtCategoryName.Text = prod.CategoryName;
}
}
else
{
if (lblCategoryId.Visibility != Visibility.Hidden) { lblCategoryId.Visibility = Visibility.Hidden; }
if (txtCategoryId.Visibility != Visibility.Hidden) { txtCategoryId.Visibility = Visibility.Hidden; }
Grid.SetRow(lblCategoryName, 0);
Grid.SetRow(txtCategoryName, 0); Grid.SetColumn(txtCategoryName, 1);
txtCategoryName.Text = "";
}
}
}
private void btnSave_Click(object sender, RoutedEventArgs e)
{
using (var context = new DatabaseContext())
{
var prodcat = new ProductCategory();
if (txtCategoryName.Text != "" && txtCategoryName.Text != null)
{
if (ProdCategoryId > 0)
{
var category = context.ProductCategories.FirstOrDefault(c => c.CategoryID == ProdCategoryId);
if (category != null)
{
var duplicateCategory = context.ProductCategories.FirstOrDefault
(c => c.CategoryID == category.CategoryID &&
c.CategoryName.ToLower() == txtCategoryName.Text.ToLower());
var existingCategory = context.ProductCategories.FirstOrDefault
(c => c.CategoryName.ToLower() == txtCategoryName.Text.ToLower());
if (duplicateCategory != null || existingCategory == null)
{
category.CategoryID = Convert.ToInt32(txtCategoryId.Text);
category.CategoryName = txtCategoryName.Text;
var log = new Log();
log.Date = DateTime.Now.ToString("MM/dd/yyyy");
log.Description = NotificationWindow.username + " modifies "
+ category.CategoryName + "'s product category details.";
log.Time = DateTime.Now.ToString("hh:mm:ss tt");
context.Logs.Add(log);
context.SaveChanges();
var windows = new NoticeWindow();
NoticeWindow.message = "Product category successfully updated";
windows.Height = 0;
windows.Top = screenTopEdge + 8;
windows.Left = (screenWidth / 2) - (windows.Width / 2);
if (screenLeftEdge > 0 || screenLeftEdge < -8) { windows.Left += screenLeftEdge; }
windows.ShowDialog();
}
else
{
var log = new Log();
log.Date = DateTime.Now.ToString("MM/dd/yyyy");
log.Description = NotificationWindow.username + " fails to modify "
+ category.CategoryName
+ "'s details due to a similar product category is already existing.";
log.Time = DateTime.Now.ToString("hh:mm:ss tt");
context.Logs.Add(log);
context.SaveChanges();
var windows = new NoticeWindow();
NoticeWindow.message = "Similar product category detected";
windows.Height = 0;
windows.Top = screenTopEdge + 8;
windows.Left = (screenWidth / 2) - (windows.Width / 2);
if (screenLeftEdge > 0 || screenLeftEdge < -8) { windows.Left += screenLeftEdge; }
windows.ShowDialog();
}
}
}
else
{
var category = context.ProductCategories.FirstOrDefault
(c => c.CategoryName.ToLower() == txtCategoryName.Text.ToLower());
if (category == null)
{
category = new ProductCategory();
category.CategoryName = txtCategoryName.Text;
context.ProductCategories.Add(category);
var log = new Log();
log.Date = DateTime.Now.ToString("MM/dd/yyyy");
log.Description = NotificationWindow.username + " creates a new product category. ("
+ txtCategoryName.Text + ")";
log.Time = DateTime.Now.ToString("hh:mm:ss tt");
context.Logs.Add(log);
context.SaveChanges();
var windows = new Shared.Windows.NoticeWindow();
Shared.Windows.NoticeWindow.message = "Product category successfully created";
windows.Height = 0;
windows.Top = screenTopEdge + 8;
windows.Left = (screenWidth / 2) - (windows.Width / 2);
if (screenLeftEdge > 0 || screenLeftEdge < -8) { windows.Left += screenLeftEdge; }
windows.ShowDialog();
}
else
{
var log = new Log();
log.Date = DateTime.Now.ToString("MM/dd/yyyy");
log.Description = NotificationWindow.username
+ " fails to create due to a similar product category is already existing.";
log.Time = DateTime.Now.ToString("hh:mm:ss tt");
context.Logs.Add(log);
context.SaveChanges();
var windows = new NoticeWindow();
NoticeWindow.message = "Product category already exists";
windows.Height = 0;
windows.Top = screenTopEdge + 8;
windows.Left = (screenWidth / 2) - (windows.Width / 2);
if (screenLeftEdge > 0 || screenLeftEdge < -8) { windows.Left += screenLeftEdge; }
windows.ShowDialog();
}
}
}
else
{
var windows = new NoticeWindow();
NoticeWindow.message = "Please provide all boxes labeled with an asterisk(*).";
windows.Height = 0;
windows.Top = screenTopEdge + 8;
windows.Left = (screenWidth / 2) - (windows.Width / 2);
if (screenLeftEdge > 0 || screenLeftEdge < -8) { windows.Left += screenLeftEdge; }
windows.ShowDialog();
}
}
}
