public void AddCategory()
{
if (string.IsNullOrEmpty(CategoryName) || string.IsNullOrEmpty(CategoryDescription))
{
Message.Show("Some Fields are empty");
return;
}
if (_menuManagerViewModel.Categories.Any(cat => cat.Name.Equals(CategoryName)))
{
Message.Show("There is category named: " + CategoryName);
return;
}
var addingCategory = _menuDataModel.AddCategoryItem(CategoryName, CategoryDescription);
if (addingCategory != null)
{
_menuManagerViewModel.AddCategoryToViewModel(addingCategory);
_menuManagerViewModel.CloseDialogs();
return;
}
Message.Show("Failed");
return;
}
public void AddItem()
{
if (string.IsNullOrEmpty(MenuItemName) || string.IsNullOrEmpty(Price) ||
string.IsNullOrEmpty(MenuItemDescription))
{
Message.Show("Some Fields are empty");
return;
}
if (SelectedCategory == null)
{
Message.Show("No Category was selected");
return;
}
if (_menuManagerViewModel.AllMenuItems.Any(cat => cat.Name.Equals(MenuItemName)))
{
Message.Show("There is menu item named: " + MenuItemName);
return;
}
double price;
if (!double.TryParse(Price, out price))
{
Message.Show("Price is wrong");
return;
}
var addingMenuItem = _menuDataModel.AddMenuItem(MenuItemName, SelectedCategory, price, MenuItemDescription);
if (addingMenuItem != null)
{
_menuManagerViewModel.AddNewMenuItem(addingMenuItem);
_menuManagerViewModel.CloseDialogs();
return;
}
Message.Show("Falied");
}
public void EditMenuItem()
{
if (string.IsNullOrEmpty(MenuItemName) || string.IsNullOrEmpty(Price) ||
string.IsNullOrEmpty(MenuItemDescription))
{
Message.Show("Some Fields are empty");
return;
}
if (SelectedCategory == null)
{
Message.Show("No Category was selected");
return;
}
if (_menuManagerViewModel.AllMenuItems.Any(cat => (cat.Name.Equals(MenuItemName) && cat.Id != _menuItem.Id)))
{
Message.Show("There is menu item named: " + MenuItemName);
return;
}
double price;
if (!double.TryParse(Price, out price))
{
Message.Show("Price is wrong");
return;
}
var result = _menuDataModel.EditMenuItem(_menuItem, MenuItemName, price, SelectedCategory, MenuItemDescription);
if (result)
{
_menuManagerViewModel.MenuItems.Refresh();
_menuManagerViewModel.CloseDialogs();
}
else
{
Message.Show("Failed");
}
}
private void CloseAllDialogs()
{
_menuManagerViewModel.CloseDialogs();
_waiterManagerViewModel.CloseDialogs();
_tableManagerViewModel.CloseDialogs();
}