private async Task <AchievementCategoryListVM> GetElementsAsync(int?page, string keyword)
{
var vm = new AchievementCategoryListVM()
{
Keyword = keyword,
PageIndex = page ?? 1,
PageSize = SettingsManager.Article.PageSize
};
var query = _db.AchievementCategories.AsQueryable();
if (!string.IsNullOrEmpty(keyword))
{
query = query.Where(d => d.Title.Contains(keyword));
}
var list = await query.OrderByDescending(d => d.Importance)
.Skip((vm.PageIndex - 1) * vm.PageSize).Take(vm.PageSize).ProjectTo <AchievementCategoryVM>().ToListAsync();
//_categoryServices.GetPagedElements(vm.PageIndex-1, vm.PageSize, vm.Keyword, out totalCount);
vm.TotalCount = await query.CountAsync();
vm.Categories = new StaticPagedList <AchievementCategoryVM>(list, vm.PageIndex, vm.PageSize, vm.TotalCount);;
return(vm);
}
// GET: Admin/AchievementCategory
#region 科研成果分类
public async Task <ActionResult> Index(int?page, string keyword)
{
AchievementCategoryListVM categoryListVM = await GetElementsAsync(page, keyword);
ViewBag.PageSizes = new SelectList(Site.PageSizes());
return(View(categoryListVM));
}