private void LoadDisplayedSuppliersAccordingToSelectedCategoryItem()
{
var suppliersFromDatabase = new List <Supplier>();
using (var context = new ERPContext())
{
if (_selectedCategoryItem.Name.Equals("All") && _selectedCategory.Name.Equals("All"))
{
suppliersFromDatabase = context.Suppliers.Include("Items").Where(supplier => !supplier.Name.Equals("-")).ToList();
}
else if (_selectedCategoryItem.Name.Equals("All") && !_selectedCategory.Name.Equals("All"))
{
foreach (
var supplier in
CategoryItems.Where(item => item.Suppliers != null)
.SelectMany(
item => item.Suppliers.Where(supplier => !suppliersFromDatabase.Contains(supplier)))
)
{
suppliersFromDatabase.Add(supplier);
}
}
else
{
foreach (var categoryItem in CategoryItems.Where(item => !item.Name.Equals("All")))
{
foreach (var supplier in categoryItem.Suppliers)
{
if (!suppliersFromDatabase.Contains(supplier))
{
suppliersFromDatabase.Add(supplier);
}
}
}
}
}
foreach (var supplier in suppliersFromDatabase.Where(
supplier => supplier.IsActive.Equals(_isActiveChecked))
.OrderBy(supplier => supplier.Name))
{
DisplayedSuppliers.Add(new SupplierVM {
Model = supplier
});
}
}
private async Task <IEnumerable <IIndexItem> > GetIndexItemsAsync()
{
int page = (IndexItems.Count + PageSize - 1) / PageSize;
return(await Book.QueryIndex(Pattern, CategoryItems.Where(item => item.Selected), page));
}
