private bool CheckRemoved(bool removed)
{
var collection = Client.GetDatabase(DatabaseName).GetCollection <T>(CollectionName);
List <T> reloadedItems = new List <T>();
using (var cursor = collection.FindSync(Filter))
{
var countryList = cursor.ToList();
foreach (var country in countryList)
{
reloadedItems.Add(country);
}
}
if (reloadedItems.Count != LoadedItems.Count)
{
removed = true;
LoadedItems.Clear();
foreach (var item in reloadedItems)
{
LoadedItems.Add(item);
}
}
return(removed);
}
/// <summary>
/// Loads all the items from the database into the list.
/// </summary>
/// <param name="itemsRead">The items retrieved from the database.</param>
private void LoadAllItemsFromDatabase(IMongoCollection <T> itemsRead)
{
LoadedItems.Clear();
using (IAsyncCursor <T> cursor = itemsRead.FindSync(Filter))
{
List <T> itemList = cursor.ToList();
foreach (T item in itemList)
{
LoadedItems.Add(item);
}
}
}
/// <summary>
/// Loads all the items from the database into the list.
/// </summary>
/// <param name="itemsRead">The items retrieved from the database.</param>
private void LoadAllItemsFromDatabase(IMongoCollection <T> itemsRead)
{
LoadedItems.Clear();
using (var cursor = itemsRead.FindSync(Filter))
{
var countryList = cursor.ToList();
foreach (var country in countryList)
{
LoadedItems.Add(country);
}
}
}
/// <summary>
/// Executes the operation of retrieving and processing new items.
/// </summary>
private void LoadMoreAction()
{
// Get the amount of items to load.
int loadCount = GetItemsPerPage();
// Get the next batch of items.
IEnumerable <Tentity> nextItems = _itemList.GetNext(loadCount);
// Browse and process each retrieved item.
foreach (Tentity item in nextItems)
{
Tmodel model = ProcessItem(item);
// Invoke the item addition on the dispatcher.
DispatcherHelper.Invoke(() =>
{
LoadedItems.Add(model);
});
LoadedItemCount++;
}
}
/// <summary>
/// Gets the loaded items matching the database after an item has been removed.
/// </summary>
private void UpdateLoadedAfterRemove()
{
IMongoCollection <T> collection =
Client.GetDatabase(DatabaseName).GetCollection <T>(CollectionName);
List <T> reloadedItems = new List <T>();
using (IAsyncCursor <T> cursor = collection.FindSync(Filter))
{
List <T> itemList = cursor.ToList();
reloadedItems.AddRange(itemList);
}
if (reloadedItems.Count != LoadedItems.Count)
{
LoadedItems.Clear();
foreach (T item in reloadedItems)
{
LoadedItems.Add(item);
}
}
}