public Result <ChangePreferredCoinRequest> ValidateChangeRequest(ChangePreferredCoinRequest request)
{
if (string.IsNullOrWhiteSpace(request?.Coin))
{
return(Result <ChangePreferredCoinRequest> .Failed(FaultCode.CoinNotProvided));
}
if (!acceptedCoins.Contains(request.Coin.Trim().ToUpper()))
{
return(Result <ChangePreferredCoinRequest> .Failed(FaultCode.CoinUnknownOrNotAccepted));
}
return(Result <ChangePreferredCoinRequest> .Success(request));
}
public IActionResult Post([FromBody] ChangePreferredCoinRequest request) => PreferredCoinService.ValidateChangeRequest(request) .OnSuccess(request => PreferredCoinService.SavePreferredCoin(request)) .OnSuccess(request => PreferredCoinService.MapToChangePreferredCoinResponse(request)) .Handle(this);
public Result <ChangePreferredCoinResponse> MapToChangePreferredCoinResponse(ChangePreferredCoinRequest request) =>
Result <ChangePreferredCoinResponse> .Success(new ChangePreferredCoinResponse
{
ChangedTo = request.Coin.Trim().ToUpper()
});
public Result <ChangePreferredCoinRequest> SavePreferredCoin(ChangePreferredCoinRequest request)
{
Session.SetString(PreferredCoinSessionVariable, request.Coin);
return(Result <ChangePreferredCoinRequest> .Success(request));
}
