public MenuViewModel()
{
Headers = new List<Header>();
if (IsInDesignMode)
{
var header = new Header {Title = "Header"};
var meal = new Meal {Title = "Meal"};
header.Meals.Add(meal);
Headers.Add(header);
Meals = new List<Meal>(header.Meals);
Header = header;
}
else
{
using (var entities = new HillStationEntities())
{
foreach (var header in entities.Headers.Include(h => h.Meals).OrderBy(h => h.DisplayOrder).ToList())
{
Headers.Add(new Header(header));
}
}
}
Cancel = new RelayCommand(CancelUpdate);
SaveData = new RelayCommand(Save);
Decrement = new RelayCommand<string>(p => AdjustPrice(p, -0.05m));
Increment = new RelayCommand<string>(p => AdjustPrice(p, 0.05m));
}
public Header(Header header)
: this()
{
Id = header.Id;
Title = header.Title;
DisplayOrder = header.DisplayOrder;
foreach (var meal in header.Meals.OrderBy(m => m.DisplayOrder))
{
// ReSharper disable once VirtualMemberCallInContructor
Meals.Add(new Meal(meal));
}
}
/// <summary>
/// Initializes a new instance of the MainViewModel class.
/// </summary>
public MainViewModel(IDataService dataService, IWindowService windowService)
{
_dataService = dataService;
_windowService = windowService;
Headers = new List<Header>();
Meals = new List<Meal>();
OrderItems = new ObservableCollection<OrderItem>();
if (IsInDesignMode)
{
var orderItem = new OrderItem
{
Description = "Meal Description",
Price = 10.95M,
Notes = "These are meal notes"
};
OrderItems.Add(orderItem);
var header = new Header {Title = "Starters"};
Headers.Add(header);
var meal = new Meal
{
Price = 5m,
ChickenPrice = 5m,
KingPrawnPrice = 5m,
LambPrice = 5m,
PrawnPrice = 5m,
VegetablePrice = 5m,
Title = "This is a meal"
};
Meals.Add(meal);
OrderNumber = "A0001";
Address = "David McCallum" + Environment.NewLine + "10 Bingham Broadway" + Environment.NewLine +
"EH15 3JL" + Environment.NewLine + "07757 438 032";
}
OrderNumber = "A0001";
Address = "David McCallum" + Environment.NewLine + "10 Bingham Broadway" + Environment.NewLine +
"EH15 3JL" + Environment.NewLine + "07757 438 032";
OrderItems.CollectionChanged += UpdateTotals;
}