public IActionResult Index(string filter, int page = 1, int sort = 1, bool ascending = true)
{
int pagesize = appSettings.PageSize;
var query = ctx.Certifikati.AsQueryable();
CertifikatiFilter cf = new CertifikatiFilter();
if (!string.IsNullOrWhiteSpace(filter))
{
cf = CertifikatiFilter.FromString(filter);
if (!cf.IsEmpty())
{
if (cf.Id.HasValue)
{
cf.Naziv = ctx.Certifikati
.Where(c => c.Id == c.Id)
.Select(c => c.Naziv)
.FirstOrDefault();
}
query = cf.Apply(query);
}
}
int count = query.Count();
var pagingInfo = new PagingInfo {
CurrentPage = page,
Sort = sort,
Ascending = ascending,
ItemsPerPage = pagesize,
TotalItems = count
};
if (page < 1)
{
page = 1;
}
else if (page > pagingInfo.TotalPages)
{
if (page != 1 || cf.IsEmpty())
{
return(RedirectToAction(nameof(Index),
new { page = pagingInfo.TotalPages, sort, ascending, filter }));
}
}
query = ApplySort(sort, ascending, query);
var certifikati = query
.Skip((page - 1) * pagesize)
.Take(pagesize)
.ToList();
var model = new CertifikatiViewModel {
certifikati = certifikati,
PagingInfo = pagingInfo,
Filter = cf
};
return(View(model));
}
public IActionResult Filter(CertifikatiFilter filter)
{
return(RedirectToAction(nameof(Index), new { filter = filter.ToString() }));
}
