/// <summary>
/// Changes the entry in the database and calls the event to update in memory.
/// </summary>
/// <param name="id">
/// The id.
/// </param>
/// <param name="update">
/// The get update.
/// </param>
public async void UpdateById(int id, FavoritesLocation update)
{
using (var db = new DataContext())
{
var updated = await db.Favorites.SingleAsync(fav => fav.Id == id);
updated.Url = update.Url;
updated.Name = update.Name;
await db.SaveChangesAsync();
this.OnFavoritesAddOrUpdate?.Invoke(this, new FavoritesUpdateEventArgs(updated));
}
}
/// <summary>
/// Adds a url to the favorites list and into the database.
/// </summary>
/// <param name="url">
/// The url.
/// </param>
/// <returns>
/// The <see cref="FavoritesLocation"/>.
/// </returns>
private FavoritesLocation Add(Url url)
{
var loc = new FavoritesLocation()
{
Name = url.Host, Url = url
};
using (var db = new DataContext())
{
// if url exists in database
var inDbUrl = url.Id > 0 ? db.Urls.Single(u => u.Id == url.Id) : db.Urls.SingleOrDefault(u => u.HashCode == url.HashCode);
loc.Url = inDbUrl ?? loc.Url;
db.Favorites.Add(loc);
db.SaveChanges();
}
// push change to lists
this.OnFavoritesAddOrUpdate?.Invoke(this, new FavoritesUpdateEventArgs(loc));
return(loc);
}
/// <summary>
/// Initializes a new instance of the <see cref="FavoritesUpdateEventArgs"/> class.
/// </summary>
/// <param name="location">
/// The location.
/// </param>
public FavoritesUpdateEventArgs(FavoritesLocation location)
{
this.Location = location;
}
