ASP.NET_Core_SPAs.API.ContactsApiController.DeleteContact C# (CSharp) Метод

        public async Task<IActionResult> DeleteContact([FromRoute] int id)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            var contact = await GetContacts().SingleAsync(m => m.Id == id);
            if (contact == null)
            {
                return NotFound();
            }

            _context.Contacts.Remove(contact);
            await _context.SaveChangesAsync();

            return Ok(contact);
        }