public async Task <IActionResult> Update(int id)
{
try
{
var departmentResult = await _departmentService.GetDepartmentByIdAsync(id);
if (departmentResult.Succeeded)
{
var department = departmentResult.Model;
UpdateDepartmentVM updateDepartment = new UpdateDepartmentVM()
{
Id = department.Id,
Name = department.Name,
DepId = department.ParentId
};
return(View(updateDepartment));
}
ViewBag.Error = departmentResult.Errors;
return(View("Error"));
}
catch (Exception)
{
ViewBag.Error = "Something wrong";
return(View("Error"));
}
}
public async Task <IActionResult> Update(UpdateDepartmentVM updateDepartment)
{
try
{
if (ModelState.IsValid)
{
Department department = new Department()
{
Id = updateDepartment.Id,
Name = updateDepartment.Name,
ParentId = updateDepartment.DepId
};
await _departmentService.UpdateAsync(department);
return(RedirectToAction("Index"));
}
return(View(updateDepartment));
}
catch (Exception)
{
ViewBag.Error = "Something wrong";
return(View("Error"));
}
}
public async Task <IActionResult> Edit(UpdateDepartmentCommand command)
{
try
{
await Mediator.Send(command);
return(RedirectToAction(nameof(Index)));
}
catch (DbUpdateConcurrencyException ex)
{
var vm = new UpdateDepartmentVM
{
DepartmentID = command.DepartmentID.Value,
Name = command.Name,
Budget = command.Budget,
StartDate = command.StartDate,
InstructorID = command.InstructorID,
RowVersion = command.RowVersion
};
var exceptionEntry = ex.Entries.Single();
var clientValues = (Department)exceptionEntry.Entity;
var databaseEntry = exceptionEntry.GetDatabaseValues();
if (databaseEntry == null)
{
ModelState.AddModelError(string.Empty,
"Unable to save changes. The department was deleted by another user.");
}
else
{
var databaseValues = (Department)databaseEntry.ToObject();
if (databaseValues.Name != clientValues.Name)
{
ModelState.AddModelError("Name", $"Current value: {databaseValues.Name}");
}
if (databaseValues.Budget != clientValues.Budget)
{
ModelState.AddModelError("Budget", $"Current value: {databaseValues.Budget:c}");
}
if (databaseValues.StartDate != clientValues.StartDate)
{
ModelState.AddModelError("StartDate", $"Current value: {databaseValues.StartDate:d}");
}
if (databaseValues.InstructorID != clientValues.InstructorID)
{
//Models.Instructor databaseInstructor = await _context.Instructors.FirstOrDefaultAsync(i => i.ID == databaseValues.InstructorID);
//ModelState.AddModelError("InstructorID", $"Current value: {databaseInstructor?.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.");
vm.RowVersion = (byte[])databaseValues.RowVersion;
ModelState.Remove("RowVersion");
}
var instructorsLookup = await Mediator.Send(new GetInstructorLookupCommand());
ViewData["InstructorID"] = new SelectList(instructorsLookup, "ID", "FullName", command.InstructorID);
return(View(vm));
}
////-----------------------------
//if (id == null)
//{
// return NotFound();
//}
//var departmentToUpdate = await _context.Departments.Include(i => i.Administrator).FirstOrDefaultAsync(m => m.DepartmentID == id);
//if (departmentToUpdate == null)
//{
// Models.Department deletedDepartment = new Models.Department();
// await TryUpdateModelAsync(deletedDepartment);
// ModelState.AddModelError(string.Empty,
// "Unable to save changes. The department was deleted by another user.");
// var instructorsList = await Mediator.Send(new GetInstructorLookupCommand());
// ViewData["InstructorID"] = new SelectList(instructorsList, "ID", "FullName", deletedDepartment.InstructorID);
// return View(deletedDepartment);
//}
//_context.Entry(departmentToUpdate).Property("RowVersion").OriginalValue = rowVersion;
//if (await TryUpdateModelAsync<Models.Department>(
// departmentToUpdate,
// "",
// s => s.Name, s => s.StartDate, s => s.Budget, s => s.InstructorID))
//{
// try
// {
// await _context.SaveChangesAsync();
// return RedirectToAction(nameof(Index));
// }
// catch (DbUpdateConcurrencyException ex)
// {
// var exceptionEntry = ex.Entries.Single();
// var clientValues = (Models.Department)exceptionEntry.Entity;
// var databaseEntry = exceptionEntry.GetDatabaseValues();
// if (databaseEntry == null)
// {
// ModelState.AddModelError(string.Empty,
// "Unable to save changes. The department was deleted by another user.");
// }
// else
// {
// var databaseValues = (Models.Department)databaseEntry.ToObject();
// if (databaseValues.Name != clientValues.Name)
// {
// ModelState.AddModelError("Name", $"Current value: {databaseValues.Name}");
// }
// if (databaseValues.Budget != clientValues.Budget)
// {
// ModelState.AddModelError("Budget", $"Current value: {databaseValues.Budget:c}");
// }
// if (databaseValues.StartDate != clientValues.StartDate)
// {
// ModelState.AddModelError("StartDate", $"Current value: {databaseValues.StartDate:d}");
// }
// if (databaseValues.InstructorID != clientValues.InstructorID)
// {
// Models.Instructor databaseInstructor = await _context.Instructors.FirstOrDefaultAsync(i => i.ID == databaseValues.InstructorID);
// ModelState.AddModelError("InstructorID", $"Current value: {databaseInstructor?.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.");
// departmentToUpdate.RowVersion = (byte[])databaseValues.RowVersion;
// ModelState.Remove("RowVersion");
// }
// }
//}
//var instructors = await Mediator.Send(new GetInstructorLookupCommand());
//ViewData["InstructorID"] = new SelectList(instructors, "ID", "FullName", departmentToUpdate.InstructorID);
//return View(departmentToUpdate);
}
