public async Task <Response> CreateResponseAsync()
{
var userFavorites = await favoritesService.ChangeUserFavoritesAsync(
UserFavoritesConverter.GetUserFavoritesDtos(request.Favorites, clientConnection.UserId.Value), clientConnection.UserId.Value).ConfigureAwait(false);
return(new FavoritesResponse(request.RequestId, UserFavoritesConverter.GetUserFavoritesVms(userFavorites, clientConnection.UserId.Value)));
}
public async Task <List <UserFavoritesDto> > ChangeUserFavoritesAsync(List <UserFavoritesDto> newFavorites, long userId)
{
using (MessengerDbContext context = contextFactory.Create())
{
using (var transaction = await context.Database.BeginTransactionAsync().ConfigureAwait(false))
{
try
{
var userFavorites = await context.UsersFavorites
.Where(opt => opt.UserId == userId)
.ToListAsync()
.ConfigureAwait(false);
context.UsersFavorites.RemoveRange(userFavorites);
var favorites = UserFavoritesConverter.GetUserFavorites(newFavorites);
short counter = 1;
foreach (var favorite in favorites)
{
favorite.SerialNumber = counter;
counter++;
}
await context.UsersFavorites.AddRangeAsync(favorites).ConfigureAwait(false);
await context.SaveChangesAsync().ConfigureAwait(false);
transaction.Commit();
return(UserFavoritesConverter.GetUserFavoritesDtos(favorites));
}
catch (Exception ex)
{
throw new InternalErrorException("Error adding favorites.", ex);
}
}
}
}
public async Task <List <UserFavoritesDto> > GetUserFavoritesAsync(long userId)
{
using (MessengerDbContext context = contextFactory.Create())
{
var userFavorites = await context.UsersFavorites
.Include(opt => opt.Channel)
.Include(opt => opt.Contact)
.ThenInclude(opt => opt.ContactUser)
.Include(opt => opt.Chat)
.Where(opt => opt.UserId == userId)
.OrderBy(opt => opt.SerialNumber)
.ToListAsync()
.ConfigureAwait(false);
return(UserFavoritesConverter.GetUserFavoritesDtos(userFavorites));
}
}
