private IQueryable <TEntity> Include(params Expression <Func <TEntity, object> >[] includeProperties)
{
IQueryable <TEntity> query = DataSet.AsNoTracking();
return(includeProperties
.Aggregate(query, (current, includeProperty) => current.Include(includeProperty)));
}
public async Task <T> GetByIdAsync(Guid id, QueryCriteria <T> queryCriteria)
{
var dataSet = queryCriteria.AsNoTracking ? DataSet.AsNoTracking() : DataSet;
var entity = await dataSet.Where(e => e.Id == id).ApplyQueryCriteria(queryCriteria).SingleOrDefaultAsync();
return(entity);
}
public async Task <int> CountAsync(QueryCriteria <T> queryCriteria)
{
var queryResult = new QueryResult <T>();
var dataSet = queryCriteria.AsNoTracking ? DataSet.AsNoTracking() : DataSet;
var resultCount = await dataSet.ApplyQueryCriteria(queryCriteria, queryResult).CountAsync();
return(resultCount);
}
public async Task <QueryResult <T> > QueryAsync(QueryCriteria <T> queryCriteria)
{
var queryResult = new QueryResult <T>();
var dataSet = queryCriteria.AsNoTracking ? DataSet.AsNoTracking() : DataSet;
LoadRelatedEntities(queryCriteria);
queryResult.Items = await dataSet.ApplyQueryCriteria(queryCriteria, queryResult).ToListAsync();
return(queryResult);
}
public T FirstOrDefault(Expression <Func <T, bool> > expression)
{
return(DataSet.AsNoTracking().FirstOrDefault(expression));
}
public T Single(Expression <Func <T, bool> > expression)
{
return(DataSet.AsNoTracking().Single(expression));
}
public IQueryable <T> Where(Expression <Func <T, bool> > expression)
{
return(DataSet.AsNoTracking().Where(expression));
}
public IQueryable <T> All()
{
return(DataSet.AsNoTracking());
}
