public ActionResult WithPRGandTempData(PRGViewModel model)
{
if (ModelState.IsValid)
{
// Perform update
if (model.DummyID.HasValue)
{
DummyService.Edit(model.DummyID.Value, model.Name, model.Date, model.EmailAddress);
AddSuccessMessage("Edited successfully");
}
else
{
model.DummyID = DummyService.Add(model.Name, model.Date, model.EmailAddress);
AddSuccessMessage("Added successfully");
}
// Follow Post-Redirect-Get pattern by redirecting to GET after successful POST update
// Passing reload details via TempData.Set<T> for reloading in GET
// (since the reload details is just an id, you should actually do this via the route approach - using TempData for the sake of the example)
// NOTE: You should only use TempData when there are a lot of reload details to pass that aren't suitable for passing via route
// NOTE: Only store the data necessary for reloading the object in TempData after the redirect - Don't store the object itself that you plan to reload
TempData.Set <long?>("PRG", model.DummyID);
return(RedirectToAction("WithPRGandTempData"));
}
return(View(model));
}
public ActionResult WithoutPRG(long?id)
{
var model = new PRGViewModel();
if (id.HasValue)
{
var dummy = DummyService.Get(id.Value);
model.DummyID = dummy.DummyID;
model.Name = dummy.Name;
model.Date = dummy.Date;
model.EmailAddress = dummy.EmailAddress;
}
return(View(model));
}
public ActionResult WithPRGandTempData(long?id)
{
var model = new PRGViewModel();
if (!id.HasValue)
{
id = TempData.Get <long?>("PRG");
}
if (id.HasValue)
{
var dummy = DummyService.Get(id.Value);
model.DummyID = dummy.DummyID;
model.Name = dummy.Name;
model.Date = dummy.Date;
model.EmailAddress = dummy.EmailAddress;
}
return(View(model));
}
public ActionResult WithoutPRG(PRGViewModel model)
{
if (ModelState.IsValid)
{
// Perform update
if (model.DummyID.HasValue)
{
DummyService.Edit(model.DummyID.Value, model.Name, model.Date, model.EmailAddress);
AddSuccessMessage("Edited successfully");
}
else
{
model.DummyID = DummyService.Add(model.Name, model.Date, model.EmailAddress);
AddSuccessMessage("Added successfully");
}
// Not following Post-Redirect-Get often requires modifying the model state
ModelState.Remove("DummyID");
}
return(View(model));
}
public ActionResult WithPRG(PRGViewModel model)
{
if (ModelState.IsValid)
{
// Perform update
if (model.DummyID.HasValue)
{
DummyService.Edit(model.DummyID.Value, model.Name, model.Date, model.EmailAddress);
AddSuccessMessage("Edited successfully");
}
else
{
model.DummyID = DummyService.Add(model.Name, model.Date, model.EmailAddress);
AddSuccessMessage("Added successfully");
}
// Follow Post-Redirect-Get pattern by redirecting to GET after successful POST update
// Pass reload details via route for reloading in GET (this is always the preferred approach)
return(RedirectToAction("WithPRG", new { id = model.DummyID }));
}
return(View(model));
}
