public async Task <List <AlbumPreviewDto> > GetAlbumsPreviewAsync()
{
List <AlbumPreview> albumsPreview = await this._albumPreviewCollection.Find(new BsonDocument()).ToListAsync();
if (albumsPreview.Count == 0)
{
DateTime createdAt = DateTime.UtcNow;
Random rnd = new Random();
List <AlbumPreview> returnCollection = new List <AlbumPreview>();
List <Album> albums = await this._albumsRepository.GetListAsync();
List <User> users = await this._usersRepository.GetListAsync();
foreach (Album album in albums)
{
List <Photo> photos = await this._photosRepository.GetByAlbumIdAsync(album.ExternalId);
AlbumPreview albumPreview = this._mapper.Map <Album, AlbumPreview>(album);
this._mapper.Map <User, AlbumPreview>(users.SingleOrDefault(u => u.ExternalId == album.UserId), albumPreview);
albumPreview.PhotoCount = photos.Count;
albumPreview.RandomThumbnailUrl = photos.ElementAt(rnd.Next(photos.Count - 1)).ThumbnailUrl;
albumPreview.CreatedAt = createdAt;
returnCollection.Add(albumPreview);
}
albumsPreview = returnCollection;
await this._albumPreviewCollection.InsertManyAsync(albumsPreview);
}
return(this._mapper.Map <List <AlbumPreview>, List <AlbumPreviewDto> >(albumsPreview));
}
private void InitializeAlbumsPreview(List <Album> data = null)
{
string msg;
if (data == null)
{
data = GetDataByFilter();
msg = "Найдено альбомов по фильтру: " + data.Count.ToString();
}
else
{
msg = "Найдено альбомов по поиску: " + data.Count.ToString();
}
ContentPanel.Controls.Clear();
AlbumPreview[] previews = new AlbumPreview[data.Count];
for (int i = 0; i < previews.Length; i++)
{
previews[i] = new AlbumPreview();
previews[i].SetInitVariables(this, data[i]);
previews[i].Name = data[i].Name + data[i].Author.Name;
previews[i].Size = new Size(240, 290);
previews[i].TabIndex = 1;
//
ContentPanel.Controls.Add(previews[i]);
}
InfoLabel.Text = msg;
InitializeAlbumsPreviewLocation();
}
