private void Add(object o)
{
var id = GridViewModel.OriginalItemsSource.Max(model => model.Id) + 1;
var newItem = new CollectionItemModel {
Id = id, Name = "Added item"
};
GridViewModel.ItemsSource.Add(newItem);
GridViewModel.SelectedItem = newItem;
}
private bool Filter(CollectionItemModel item)
{
if (string.IsNullOrEmpty(FilterText))
{
return(true);
}
return(item != null &&
(item.Name.SafeContains(FilterText) ||
item.Id.ToString(CultureInfo.InvariantCulture).SafeContains(FilterText)));
}
private async Task Remove(CollectionItemModel item)
{
if (item == null)
{
item = GridViewModel.SelectedItem;
}
if (await _messagePresenter.ShowAsync($"Delete {item.Name} {item.Id}?", "Delete", MessageButton.YesNo) == MessageResult.Yes)
{
GridViewModel.ItemsSource.Remove(item);
GridViewModel.SelectedItem = null;
}
}
public async Task AttachItemToCollection(int itemId, int collectionId)
{
var allCollectionItems = await collectionItemCrudService.GetAllAsync();
if (allCollectionItems.Any(ci => ci.CollectionId == collectionId && ci.ItemId == itemId))
{
return;
}
var collectionItem = new CollectionItemModel
{
CollectionId = collectionId,
ItemId = itemId
};
await collectionItemCrudService.CreateAsync(collectionItem);
}
private bool CanRemove(CollectionItemModel item)
{
return(item != null || GridViewModel != null && GridViewModel.SelectedItem != null);
}