public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext)
{
var vm = new LagerWarenViewModel();
using (var db = new ApplicationDbContext())
{
vm.Waren = db.Waren.ToList();
vm.Lager = db.Lager.Find(bindingContext
.ValueProvider.GetValue("Lager.ID").ConvertTo(typeof(Guid)));
vm.LagerWaren = new List <LagerWaren>();
// Waren am Lager anpassen
var formVars = HttpContext.Current.Request.Form;
foreach (string formKey in formVars)
{
if (formKey.StartsWith("menge_"))
{
var warenId = formKey.Split('_')[1];
var menge = formVars[formKey];
if (menge != "0" && !string.IsNullOrEmpty(menge) && vm.Lager != null)
{
vm.LagerWaren.Add(new LagerWaren
{
WareID = Guid.Parse(warenId),
LagerID = vm.Lager.ID,
Menge = Convert.ToInt32(menge)
});
}
}
}
}
return(vm);
}
public ActionResult AddProducts(Guid id)
{
Lager lager = _db.Lager.Find(id);
if (lager == null)
{
return(HttpNotFound());
}
var vm = new LagerWarenViewModel
{
Lager = lager,
Waren = _db.Waren.ToList()
};
return(View("LagerWaren", vm));
}
public ActionResult AddProducts([ModelBinder(typeof(LagerWarenModelBinder))] LagerWarenViewModel model)
{
var lager = _db.Lager.Find(model.Lager.ID);
if (lager == null)
{
return(HttpNotFound());
}
// Alle vorherigen LagerWaren Beziehungen löschen (SoftDelete)
var lagerWarenIdList = lager.LagerWaren.Select(x => x.LagerWarenID).ToList();
foreach (var lagerWaren in lagerWarenIdList)
{
var lagerWare = _db.LagerWaren.FirstOrDefault(x =>
x.LagerWarenID == lagerWaren);
if (lagerWare != null)
{
_db.LagerWaren.Remove(lagerWare);
}
}
// Neue LagerWaren hinzufügen
foreach (var lagerWaren in model.LagerWaren)
{
_db.LagerWaren.Add(new LagerWaren {
LagerID = lagerWaren.LagerID,
WareID = lagerWaren.WareID,
Menge = lagerWaren.Menge
});
}
_db.SaveChanges();
return(RedirectToAction("Details", new { id = model.Lager.ID }));
}
