public async Task<IHttpActionResult> PostCustomer(Customer customer)
{
if (!ModelState.IsValid)
{
return BadRequest(ModelState);
}
customer.TrackingState = TrackingState.Added;
_dbContext.ApplyChanges(customer);
try
{
await _dbContext.SaveChangesAsync();
}
catch (DbUpdateException)
{
if (_dbContext.Customers.Any(c => c.CustomerId == customer.CustomerId))
{
return Conflict();
}
throw;
}
await _dbContext.LoadRelatedEntitiesAsync(customer);
customer.AcceptChanges();
return CreatedAtRoute("DefaultApi", new { id = customer.CustomerId }, customer);
}
public async Task<IHttpActionResult> PutCustomer(Customer customer)
{
if (!ModelState.IsValid)
{
return BadRequest(ModelState);
}
_dbContext.ApplyChanges(customer);
try
{
await _dbContext.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!_dbContext.Customers.Any(c => c.CustomerId == customer.CustomerId))
{
return Conflict();
}
throw;
}
await _dbContext.LoadRelatedEntitiesAsync(customer);
customer.AcceptChanges();
return Ok(customer);
}
private static void EnsureTestCustomer(NorthwindDbContext context, string customerId, string territoryId)
{
var customer = context.Customers
.SingleOrDefault(c => c.CustomerId == customerId);
if (customer == null)
{
customer = new Customer
{
CustomerId = customerId,
CustomerName = "Test Customer " + customerId,
TerritoryId = territoryId
};
context.Customers.Add(customer);
}
}
public static void EnsureTestCustomer(string customerId, string customerName)
{
using (var context = CreateNorthwindDbContext(CreateNorthwindDbOptions))
{
var customer = context.Customers
.SingleOrDefault(c => c.CustomerId == customerId);
if (customer == null)
{
customer = new Customer
{
CustomerId = customerId,
CustomerName = customerName
};
context.Customers.Add(customer);
context.SaveChanges();
}
}
}