private async void Del(object obj)
{
TableVisible = true;
HelpBtnVisibility = false;
if (MessageBoxResult.Yes == WpfMessageBox.Show("Удаление", "Вы дейстивтельно хотите удалить выбранные элементы?\nОтменить это действие будет не возможно.", MessageBoxButton.YesNo, MessageBoxImage.Warning))
{
HelpBtnVisibility = true;
EditMode = true;
var DelList = DishesList.FindAll(i => i.IsSelected == true);
foreach (var item in DelList)
{
_model.db.DishesSet.Remove(item);
DishesList.Remove(item);
}
await _model.db.SaveChangesAsync();
OnPropertyChanged(new PropertyChangedEventArgs("DishesList"));
EditMode = false;
TableVisible = false;
UpdateEv(obj, null);
}
else
{
HelpBtnVisibility = true;
TableVisible = false;
}
}
private async void CrateNewDish(object obj)
{
Dishes new_dish = new Dishes();
new_dish.Name = AddNewName;
new_dish.Dishes_categories = _model.db.Dishes_categoriesSet.FirstOrDefault(i => i.Name == AddNewCat);
new_dish.Dishes_categoriesId = _model.db.Dishes_categoriesSet.FirstOrDefault(i => i.Name == AddNewCat).Id;
new_dish.Weight = AddNewWeight;
new_dish.Price = AddNewPric;
new_dish.IsSelected = false;
_model.db.DishesSet.Add(new_dish);
await _model.db.SaveChangesAsync();
DishesList.Add(new_dish);
OnPropertyChanged(new PropertyChangedEventArgs("DishesList"));
Clear();
WpfMessageBox.Show("Добавление", "Новое блюдо успешно добавлено в меню", MessageBoxType.Information);
TableVisible = false;
AddVisible = false;
HelpBtnVisibility = true;
UpdateEv?.Invoke(obj, null);
}
/// <summary>
/// 加载树及其数据
/// </summary>
private void LoadTreeData()
{
List <DishType> types = _DishService.LoadFatherType(); //大类
List <DishType> subs = _DishService.LoadSubTypeAndDishs(); //小类
List <DishUnit> dus = _DishService.QueryAllDishesUnits();
DishesList.Clear();
RootTreeNode.Children.Clear();
if (types != null)
{
foreach (var type in types)
{
TreeNodeModel node = _RootTreeNode.createChild(type.DishTypeId.ToString(), type.Name);
if (subs != null && subs.Count > 0)
{
foreach (var sub in subs)
{
if (sub.ParentId == int.Parse(node.Id))
{
TreeNodeModel subNode = node.createChild(sub.DishTypeId.ToString(), sub.Name);
LoadDishBaseData(dus, sub);
}
}
}
}
}
}
private bool CanDel(object obj)
{
List <Dishes> item = DishesList.Where(i => i.IsSelected == true).ToList();
if (item.Count() > 0)
{
return(true);
}
return(false);
}
/// <summary>
/// 根据菜品单位、菜品集合相关数据，显示到界面上
/// </summary>
/// <param name="dus"></param>
/// <param name="dishes"></param>
private void LoadDishData(List <DishUnit> dus, ICollection <Dish> dishes)
{
if (dishes != null && dishes.Count > 0)
{
foreach (var dish in dishes)
{
if (dish.Deleted == 1)
{
continue;
}
_DishBean = new DishBean();
_DishBean.LineNumber1 = DishesList.Count + 1;
foreach (var d in dus)
{
if (d.Deleted == 1)
{
continue;
}
if (dish.DishUnitId == d.DishUnitId)
{
_DishBean.CreateDishBean2DishWay(dish, d);
}
}
if (!IsSelectedDishItem)
{
SelectedDishItem = DishBean;
IsSelectedDishItem = true;
LoadRefData(dish);
}
DishesList.Add(DishBean);
}
}
else if (dishes != null && dishes.Count == 0)
{
LoadWayRefData();
}
}
