public ActionResult Create(Dzial dzial)
{
if (ModelState.IsValid)
{
db.Dzialy.Add(dzial);
db.SaveChanges();
return RedirectToAction("Index");
}
ViewBag.OsobaID = new SelectList(db.Lekarze, "OsobaID", "FullName", dzial.OsobaID);
return View(dzial);
}
public ActionResult DeleteConfirmed(Dzial dzial)
{
try
{
db.Entry(dzial).State = EntityState.Deleted;
db.SaveChanges();
return RedirectToAction("Index");
}
catch (DbUpdateConcurrencyException)
{
return RedirectToAction("Delete",
new System.Web.Routing.RouteValueDictionary { { "concurrencyError", true } });
}
catch (DataException)
{
//Log the error (add a variable name after Exception)
ModelState.AddModelError(string.Empty, "Unable to save changes. Try again, and if the problem persists contact your system administrator.");
return View(dzial);
}
}
private void ValidateOneAdministratorAssignmentPerLekarz(Dzial dzial)
{
if (dzial.OsobaID != null)
{
var duplicateDzial = db.Dzialy
.Include("Administrator")
.Where(d => d.OsobaID == dzial.OsobaID)
.AsNoTracking()
.FirstOrDefault();
if (duplicateDzial != null && duplicateDzial.DzialID != dzial.DzialID)
{
var errorMessage = String.Format(
"Instructor {0} {1} is already administrator of the {2} department.",
duplicateDzial.Administrator.Imie,
duplicateDzial.Administrator.Nazwisko,
duplicateDzial.Name);
ModelState.AddModelError(string.Empty, errorMessage);
}
}
}
public ActionResult Edit(Dzial dzial)
{
try
{
if (ModelState.IsValid)
{
ValidateOneAdministratorAssignmentPerLekarz(dzial);
}
if (ModelState.IsValid)
{
db.Entry(dzial).State = EntityState.Modified;
db.SaveChanges();
return RedirectToAction("Index");
}
}
catch (DbUpdateConcurrencyException ex)
{
var entry = ex.Entries.Single();
var databaseValues = (Dzial)entry.GetDatabaseValues().ToObject();
var clientValues = (Dzial)entry.Entity;
if (databaseValues.Name != clientValues.Name)
ModelState.AddModelError("Name", "Current value: "
+ databaseValues.Name);
if (databaseValues.Budget != clientValues.Budget)
ModelState.AddModelError("Budget", "Current value: "
+ String.Format("{0:c}", databaseValues.Budget));
if (databaseValues.StartDate != clientValues.StartDate)
ModelState.AddModelError("StartDate", "Current value: "
+ String.Format("{0:d}", databaseValues.StartDate));
if (databaseValues.OsobaID != clientValues.OsobaID)
ModelState.AddModelError("OsobaID", "Current value: "
+ db.Lekarze.Find(databaseValues.OsobaID).FullName);
ModelState.AddModelError(string.Empty, "The record you attempted to edit "
+ "was modified by another user after you got the original value. The "
+ "edit operation was canceled and the current values in the database "
+ "have been displayed. If you still want to edit this record, click "
+ "the Save button again. Otherwise click the Back to List hyperlink.");
dzial.Timestamp = databaseValues.Timestamp;
}
catch (DataException)
{
//Log the error (add a variable name after Exception)
ModelState.AddModelError(string.Empty, "Unable to save changes. Try again, and if the problem persists contact your system administrator.");
}
ViewBag.OsobaID = new SelectList(db.Lekarze, "OsobaID", "FullName", dzial.OsobaID);
return View(dzial);
}