public async Task <PostViewModel> GetPostById(string postId)
{
var post = await _posts.SingleOrDefaultAsync(p => p.Id == postId);
await UpdateViews(post);
return(_mapper.Map <PostViewModel>(post));
}
public static async Task <T> FindAndEnsureExistAsync <T>(this IMongoQueryable <T> collection, Expression <Func <T, bool> > predicate, ErrorCode errorCode)
{
try
{
return(await collection
.SingleOrDefaultAsync(predicate));
}
catch (InvalidOperationException)
{
throw new ActioException(errorCode);
}
}
public Task <TEntity> GetSingleAsync(Expression <Func <TEntity, bool> > filter, params ISorting[] sortingColumns)
{
if (filter == null)
{
throw new ArgumentException("Filter expression cannot be null", nameof(filter));
}
IMongoQueryable <TEntity> query = GetSet().Where(filter);
if (sortingColumns != null && sortingColumns.Length > 0)
{
query = (IOrderedMongoQueryable <TEntity>)query.OrderBy(sortingColumns);
}
return(query.SingleOrDefaultAsync());
}
public async Task <PostDTO> GetById(string id)
{
var post = await _posts.SingleOrDefaultAsync(p => p.Id == id);
return(_mapper.Map <PostDTO>(post));
}
public virtual Task <T> GetByIdAsync(Guid id)
{
return(_queryable.SingleOrDefaultAsync(entity => entity.Id == id));
}
public async Task <T> RunSingleAsync <T>(IMongoQueryable <T> query)
{
return(await query.SingleOrDefaultAsync());
}
public Task <TType> SingleOrDefaultAsync()
{
return(_query.SingleOrDefaultAsync());
}
