public BaseQuerySpecification(
Expression <Func <TEntity, bool> > whereExpression,
IIncludeSpecification <TEntity> includeSpecification,
ISortOrderSpecification <TEntity> sortOrderSpecification,
IPagingSpecification pagingSpecification)
{
WhereExpression = whereExpression;
IncludeSpecification = includeSpecification;
SortOrderSpecification = sortOrderSpecification;
PagingSpecification = pagingSpecification;
}
public async Task <TEntity> GetById(int id, IIncludeSpecification <TEntity> specification)
{
specification.ValidateNotNull(nameof(specification));
var queriable = ApplyIncludeSpecification(_dbSet, specification);
var result = await queriable
.FirstOrDefaultAsync(e => e.Id == id)
.ConfigureAwait(false);
return(result);
}
private static IQueryable <TEntity> ApplyIncludeSpecification(IQueryable <TEntity> queriable, IIncludeSpecification <TEntity> includeSpecification)
{
return(includeSpecification.IncludeDelegate(queriable));
}