public SortMaterialsViewModel(MaterialsSortState sortOrder)
{
NameMaterialAscSort = sortOrder == MaterialsSortState.NameMaterialAsc ? MaterialsSortState.NameMaterialDesc : MaterialsSortState.NameMaterialAsc;
MassMaterialAscSort = sortOrder == MaterialsSortState.MassMaterialAsc ? MaterialsSortState.MassMaterialDesc : MaterialsSortState.MassMaterialAsc;
UnitssAscSort = sortOrder == MaterialsSortState.UnitsAsc ? MaterialsSortState.UnitsDesc : MaterialsSortState.UnitsAsc;
PropertyAscSort = sortOrder == MaterialsSortState.PropertyAsc ? MaterialsSortState.PropertyDesc : MaterialsSortState.PropertyAsc;
Current = sortOrder;
}
// GET: Materials
public IActionResult Index(string namematerial, double?massmaterial, string units, string property, int page = 1, MaterialsSortState sortOrder = MaterialsSortState.NameMaterialAsc)
{
int pageSize = 10;
IQueryable <Materials> source = _context.Materials;
if (namematerial != null)
{
source = source.Where(x => x.NameMaterial == namematerial);
}
if (massmaterial != null && massmaterial != 0)
{
source = source.Where(x => x.MassMaterial.Value == massmaterial.Value);
}
if (units != null)
{
source = source.Where(x => x.Units == units);
}
if (property != null)
{
source = source.Where(x => x.Property == property);
}
switch (sortOrder)
{
case MaterialsSortState.NameMaterialAsc:
source = source.OrderBy(x => x.NameMaterial);
break;
case MaterialsSortState.NameMaterialDesc:
source = source.OrderByDescending(x => x.NameMaterial);
break;
case MaterialsSortState.MassMaterialAsc:
source = source.OrderBy(x => x.MassMaterial);
break;
case MaterialsSortState.MassMaterialDesc:
source = source.OrderByDescending(x => x.MassMaterial);
break;
case MaterialsSortState.UnitsAsc:
source = source.OrderBy(x => x.Units);
break;
case MaterialsSortState.UnitsDesc:
source = source.OrderByDescending(x => x.Units);
break;
case MaterialsSortState.PropertyAsc:
source = source.OrderBy(x => x.Property);
break;
case MaterialsSortState.PropertyDesc:
source = source.OrderByDescending(x => x.Property);
break;
default:
source = source.OrderBy(x => x.NameMaterial);
break;
}
var count = source.Count();
var items = source.Skip((page - 1) * pageSize).Take(pageSize);
PageViewModel pageView = new PageViewModel(count, page, pageSize);
MaterialsViewModel ivm = new MaterialsViewModel
{
PageViewModel = pageView,
SortViewModel = new SortMaterialsViewModel(sortOrder),
FilterViewModel = new FilterMaterialsViewModel(namematerial, massmaterial, units, property),
Materials = items
};
return(View(ivm));
}
