public async Task <IActionResult> PutCampaign(int id, Campaign campaign)
{
if (id != campaign.CampaignId)
{
return(BadRequest());
}
_context.Entry(campaign).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CampaignExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> PutProduct(int id, Product product)
{
if (id != product.ProductId)
{
return(BadRequest());
}
_context.Entry(product).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!ProductExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> PutUser(int id, VitecUser user)
{
if (id != user.VitecUserId)
{
return(BadRequest());
}
_context.Entry(user).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!UserExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> Edit(int?id, byte[] rowVersion)
{
if (id == null)
{
return(NotFound());
}
var productToUpdate = await _context.Product /*.Include(i => i.Administrator)*/.FirstOrDefaultAsync(m => m.ID == id);
if (productToUpdate == null)
{
Product deletedProduct = new Product();
await TryUpdateModelAsync(deletedProduct);
ModelState.AddModelError(string.Empty,
"Unable to save changes. The product was deleted by another user.");
ViewData["ID"] = new SelectList(_context.Product, "ID", "Name", deletedProduct.ID);
return(View(deletedProduct));
}
_context.Entry(productToUpdate).Property("RowVersion").OriginalValue = rowVersion;
if (await TryUpdateModelAsync <Product>(
productToUpdate,
"",
s => s.Name, s => s.Price, s => s.Description, s => s.ID))
{
try
{
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
catch (DbUpdateConcurrencyException ex)
{
var exceptionEntry = ex.Entries.Single();
var clientValues = (Product)exceptionEntry.Entity;
var databaseEntry = exceptionEntry.GetDatabaseValues();
if (databaseEntry == null)
{
ModelState.AddModelError(string.Empty,
"Unable to save changes. The product was deleted by another user.");
}
else
{
var databaseValues = (Product)databaseEntry.ToObject();
if (databaseValues.Name != clientValues.Name)
{
ModelState.AddModelError("Name", $"Current value: {databaseValues.Name}");
}
if (databaseValues.Price != clientValues.Price)
{
ModelState.AddModelError("Price", $"Current value: {databaseValues.Price:c}");
}
if (databaseValues.Description != clientValues.Description)
{
ModelState.AddModelError("Description", $"Current value: {databaseValues.Description:d}");
}
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.");
productToUpdate.RowVersion = (byte[])databaseValues.RowVersion;
ModelState.Remove("RowVersion");
}
}
}
ViewData["ID"] = new SelectList(_context.Product, "ID", "Name", productToUpdate.ID);
return(View(productToUpdate));
}
