public SendFilterWithPhoto(int photoId, FilterSortSettings filterSortSettings, ChosenItem chosenItem)
{
PhotoId = photoId;
FilterSortSettings = filterSortSettings;
ChosenItem = chosenItem;
}
public List <int> GetSortedFilteredPhotosIds(FilterSortSettings settings, ChosenItem item)
{
Expression <Func <PhotoEntity, bool> > filterExpression = x =>
(settings.Format == Format.None || x.Format == settings.Format) &&
(settings.ResolutionId <= 0 || x.ResolutionId == settings.ResolutionId) &&
(string.IsNullOrEmpty(settings.SearchString) || x.Name.Contains(settings.SearchString)) &&
x.CreatedTime >= settings.DateFrom &&
x.CreatedTime <= settings.DateTo;
var photos = _dataContext.Photos.Where(filterExpression).Include(x => x.Tags).ToList();
var filteredPhotos = new List <PhotoEntity>();
switch (item.ItemType)
{
case ItemType.Album:
filteredPhotos.AddRange(photos.Where(x => x.AlbumId == item.Id).ToList());
break;
case ItemType.Person:
var personTags = _dataContext.PersonTags.Where(x => x.PersonId == item.Id).ToList();
foreach (var tag in personTags)
{
filteredPhotos.AddRange(photos.Where(x => x.Tags.Contains(tag)).ToList());
}
break;
case ItemType.Item:
var itemTags = _dataContext.ItemTags.Where(x => x.Item.Id == item.Id);
foreach (var tag in itemTags)
{
filteredPhotos.AddRange(photos.Where(x => x.Tags.Contains(tag)).ToList());
}
break;
default:
Debugger.Break();
throw new ArgumentOutOfRangeException();
}
switch (settings.Sort)
{
case Sort.ByDateTime when settings.SortAscending:
return(filteredPhotos.OrderBy(x => x.CreatedTime).Select(x => x.Id).ToList());
case Sort.ByDateTime when !settings.SortAscending:
return(filteredPhotos.OrderByDescending(x => x.CreatedTime).Select(x => x.Id).ToList());
case Sort.ByName when settings.SortAscending:
return(filteredPhotos.OrderBy(x => x.Name).Select(x => x.Id).ToList());
case Sort.ByName when !settings.SortAscending:
return(filteredPhotos.OrderByDescending(x => x.Name).Select(x => x.Id).ToList());
case Sort.None:
return(filteredPhotos.Select(x => x.Id).ToList());
default:
Debugger.Break();
throw new ArgumentOutOfRangeException();
}
}
