public void CompleteToggled(GroupItemViewModel givm)
{
Group = ListVM.ActiveGroup.Group;
var purch = Group.PurchasesList.FirstOrDefault(p => p.Name == givm.VaiableName);
Group.PurchasesList[Group.PurchasesList.IndexOf(purch)] = givm.Purchase;
App.Database.SaveGroupItem(Group);
}
private void SaveGroupItem(object obj)
{
Group = ListVM.ActiveGroup.Group;
GroupItemViewModel groupItem = obj as GroupItemViewModel;
if (groupItem != null && groupItem.isValid)
{
if (string.IsNullOrEmpty(groupItem.VaiableName))
{
if (Group.PurchasesList == null)
{
Group.PurchasesList = new List <Purchase>();
Purchases = new List <GroupItemViewModel>();
}
if (Group.PurchasesList.Any(p => p.Name.ToLower() == groupItem.Name.ToLower()))
{
ListVM.Main.DisplayAlert("Внимание!", "Такой элемент уже имеется в списке.", "Ok");
return;
}
var purch = new Purchase
{
Id = groupItem.Purchase.Id,
Name = groupItem.Purchase.Name,
Count = groupItem.Purchase.Count,
Units = groupItem.Purchase.Units,
Completed = groupItem.Purchase.Completed
};
Group.PurchasesList.Add(purch); //добавляет покупку в группу
Purchases.Add(ListVM.PurchasesToGIVMConverter(purch)); //Добавляет IVM в текущий список GVM
}
else
{
if (groupItem.Name.Length < 1)
{
ListVM.Main.DisplayAlert("Внимание!", "Название не может быть пустым", "Ok");
return;
}
var purch = Group.PurchasesList.FirstOrDefault(p => p.Name == groupItem.VaiableName);
Group.PurchasesList[Group.PurchasesList.IndexOf(purch)] = groupItem.Purchase;
}
App.Database.SaveGroupItem(Group);//сохраняет эту группу в БД
if (needToSave)
{
ListVM.Back();
ListVM.ActiveGroup = ListVM.GroupsList[ListVM.GroupsList.Count - 1];
ListVM.ActiveGroup.Purchases = new List <GroupItemViewModel>();
foreach (var groupIVM in ListVM.ActiveGroup.Group.PurchasesList)
{
ListVM.ActiveGroup.Purchases.Add(ListVM.PurchasesToGIVMConverter(groupIVM));
}
}
}
ListVM.BackToList();
}
void DeleteItem(GroupItemViewModel item)
{
var purch = ListVM.ActiveGroup.Group.PurchasesList != null?ListVM.ActiveGroup.Group.PurchasesList.FirstOrDefault(p => p.Name == item.Name) : null;
var givm = ListVM.ActiveGroup.Purchases != null?ListVM.ActiveGroup.Purchases.FirstOrDefault(p => p.Name == item.Name) : null;
if (purch != null && givm != null)
{
ListVM.ActiveGroup.Group.PurchasesList.Remove(purch);
ListVM.ActiveGroup.Purchases.Remove(givm);
App.Database.SaveGroupItem(ListVM.ActiveGroup.Group);
}
ListVM.BackToList();
}