public async Task <IActionResult> Index(ProductGroupSearchViewModel searchModel)
{
ViewBag.Parents = await _productGroupRepository.GetParentsAsync();
var model = await _productGroupRepository.LoadAsyncCount(
this.CurrentPage,
this.PageSize,
searchModel);
this.TotalNumber = model.Item1;
ViewBag.SearchModel = searchModel;
return(View(model.Item2));
}
public async Task <Tuple <int, List <ProductGroupDTO> > > LoadAsyncCount(
int skip = -1,
int take = -1,
ProductGroupSearchViewModel model = null)
{
var query = Entities.ProjectTo <ProductGroupDTO>();
if (model.Id != null)
{
query = query.Where(x => x.Id == model.Id);
}
if (!string.IsNullOrEmpty(model.Title))
{
query = query.Where(x => x.Title.Contains(model.Title));
}
if (model.ParentId != null)
{
query = query.Where(x => x.ParentId == model.ParentId);
}
int Count = query.Count();
query = query.OrderByDescending(x => x.Id);
if (skip != -1)
{
query = query.Skip((skip - 1) * take);
}
if (take != -1)
{
query = query.Take(take);
}
return(new Tuple <int, List <ProductGroupDTO> >(Count, await query.ToListAsync()));
}