public override void OnNavigatedTo(NavigationParameters parameters)
{
IsBusy = true;
switch (parameters.GetNavigationMode())
{
case NavigationMode.Back:
if (parameters.ContainsKey("toBuyItem"))
{
ToBuyItems.Add(parameters.GetValue <ToBuyItem>("toBuyItem"));
}
else if (parameters.ContainsKey("addList"))
{
var items = parameters.GetValue <AddList>("addList");
if (items.List == null)
{
IsBusy = false;
return;
}
string[] separators = { ",", "\n" };
var itemsArray = items.List.Split(separators, StringSplitOptions.RemoveEmptyEntries);
ToBuyItems.AddRange(itemsArray
.Select(n => new ToBuyItem {
Name = n
}).Distinct());
}
break;
case NavigationMode.New:
ToBuyItems.AddRange(parameters.GetValues <string>("tobuy")
.Select(n => new ToBuyItem {
Name = n
}));
break;
}
IsBusy = false;
}
private void OnDeleteItemCommandExecuted(ToBuyItem item) => ToBuyItems.Remove(item);
