public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.Attach(Movie).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
//detects concurrency exceptions when the first concurrent client deletes the movie, and second concurrent client posts changes to the movie
if (!_context.Movie.Any(e => e.ID == Movie.ID))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.Movie.Add(Movie);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
Movie = await _context.Movie.FindAsync(id);
if (Movie != null)
{
_context.Movie.Remove(Movie);
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}