public async Task<IActionResult> Create(RoleViewModel model)
{
try
{
if (!ModelState.IsValid)
throw new Exception("Role is not valid");
var role = new ApplicationRole { Name = model.Name, Description = model.Description};
var result = await _applicationRoleManager.CreateAsync(role);
if (!result.Succeeded)
{
throw new Exception("Can't create the role!");
}
var msg = CreateMessage(ControllerActionType.Create, "role", model.Name);
return RedirectToAction("Index");
}
catch (Exception ex)
{
var msg = CreateMessage(ControllerActionType.Create, "role", model.Name, ex);
return View(model);
}
}
public IActionResult Edit(string id)
{
if (id == null)
{
return new HttpStatusCodeResult(400);
}
var model = _libraryContext.Roles.FirstOrDefault(m => m.Id == id);
if(model == null)
{
return RedirectToAction("Index");
}
var viewModel = new RoleViewModel
{
Id = model.Id,
Name = model.Name,
Description = model.Description
};
return View(viewModel);
}
public IActionResult Edit(RoleViewModel model)
{
RoleViewModel viewModel = null;
try
{
if(!ModelState.IsValid)
throw new Exception("The Role model is not valid!");
var originalModel = _libraryContext.Roles.FirstOrDefault(m => m.Id == model.Id);
if(originalModel == null)
throw new Exception("The existing Role: " + model.Name + " doesn't exists anymore!");
originalModel.Name = model.Name;
originalModel.Description = model.Description;
_libraryContext.Roles.Attach(originalModel);
_libraryContext.Entry(originalModel).State = EntityState.Modified;
if (_libraryContext.SaveChanges() == 0)
{
throw new Exception("The Role model could not be saved!");
}
return RedirectToAction("Index");
}
catch(Exception ex)
{
ModelState.AddModelError(string.Empty, "Unable to save changes.");
viewModel = new RoleViewModel
{
Id = model.Id,
Name = model.Name,
Description = model.Description
};
}
return View(viewModel);
}
public ActionResult Create()
{
var model = new RoleViewModel();
return View(model);
}