/// <summary>
/// 将子级数据一并查出
/// </summary>
public static TDTO GetWithSub <TDTO, TEntity, TSubDTO, TSubEntity>(this FastAccessor <TDTO, TEntity> accessor, long id, FastAccessor <TSubDTO, TSubEntity> subAcs)
where TDTO : class, IGeneralEntity
where TEntity : class, IGeneralParentEntity <TSubEntity>
where TSubDTO : IGeneralEntity
where TSubEntity : class, IGeneralSubEntity
{
var qry = from pt in accessor.Queryable()
join sub in subAcs.Queryable() on pt.Id equals sub.ParentId into subs
from item in subs.DefaultIfEmpty()
where pt.Id == id
select new JoinObj <TEntity, TSubEntity> {
Data = pt, Item = item
};
return(qry.ToList().CvtObj().MapTo <TDTO>());
}
/// <summary>
/// 按父级Id查询
/// </summary>
public static List <TDTO> GetByParent <TDTO, TEntity>(this FastAccessor <TDTO, TEntity> accessor, long parentId)
where TDTO : IGeneralEntity where TEntity : class, IGeneralSubEntity
{
return(accessor.QueryList(x => x.ParentId == parentId));
}