public async Task <Customer4A4> Get(Guid customerId)
{
using (var conn = new SqlConnection())
{
var customerData = await conn.QuerySingleOrDefaultAsync <CustomerData4A>(
"SELECT * FROM Customers WHERE CustomerId = @customerId",
new { customerId });
var addressesData = await conn.QueryAsync <AddressData4A>(
"SELECT * FROM Addresses WHERE Customer",
new { customerId });
var nameResult = CustomerName.Create(customerData.Title,
customerData.FirstName,
customerData.LastName);
var dobResult = Dob.Create(customerData.DateOfBirth);
var idDocumentResult = IdDocument.Create(customerData.IdDocumentType,
customerData.IdDocumentNumber);
var addresses = addressesData.Select(a => Address4A.Create(a.AddressId,
a.HouseNoOrName,
a.Street,
a.City,
a.County,
a.PostCode,
a.CurrentAddress).Value);
return(new Customer4A4(customerData.CustomerId,
nameResult.Value,
dobResult.Value,
idDocumentResult.Value,
addresses));
}
}
public async Task <IActionResult> Put([FromRoute] Guid customerId,
[FromBody] AddressRequest4A request)
{
// value objects validate their inputs
var addressResult = Address4A.Create(Guid.NewGuid(),
request.HouseNoOrName,
request.Street,
request.City,
request.County,
request.PostCode,
true);
if (addressResult.Status == OperationStatus.ValidationFailure)
{
return(BadRequest(addressResult.ErrorMessages));
}
// command handler owns the business logic that updates the customer's current address
var response = await _mediator.Send(new ChangeCurrentAddressCommand4A(customerId,
addressResult.Value));
if (response.Status == OperationStatus.NotFound)
{
return(NotFound(customerId));
}
return(NoContent());
}
public UpdateAddressCommand(Address4A oldCurrentAddress, Address4A newCurrentAddress)
{
OldCurrentAddress = oldCurrentAddress;
NewCurrentAddress = newCurrentAddress;
}
public ChangeCurrentAddressCommand4A(Guid customerId,
Address4A address)
{
CustomerId = customerId;
Address = address;
}
