update GET payment status code and internal language around funcs (#30)

payment_request.go

@@ -52,5 +52,5 @@ type PaymentRequestArgs struct {
 // PaymentRequestService can be implemented to enforce business rules
 // and process in order to fulfil a PaymentRequest.
 type PaymentRequestService interface {
-	CreatePaymentRequest(ctx context.Context, args PaymentRequestArgs) (*PaymentRequest, error)
+	PaymentRequest(ctx context.Context, args PaymentRequestArgs) (*PaymentRequest, error)
 }

service/paymentrequest.go

@@ -27,8 +27,8 @@ func NewPaymentRequest(walletCfg *config.Server, destRdr p4.DestinationReader, m
 	}
 }
 
-// CreatePaymentRequest handles setting up a new PaymentRequest response and will validate that we have a paymentID.
-func (p *paymentRequest) CreatePaymentRequest(ctx context.Context, args p4.PaymentRequestArgs) (*p4.PaymentRequest, error) {
+// PaymentRequest handles setting up a new PaymentRequest response and will validate that we have a paymentID.
+func (p *paymentRequest) PaymentRequest(ctx context.Context, args p4.PaymentRequestArgs) (*p4.PaymentRequest, error) {
 	if err := validator.New().
 		Validate("paymentID", validator.NotEmpty(args.PaymentID)); err.Err() != nil {
 		return nil, err

transports/http/payment_request.go

@@ -23,10 +23,10 @@ func NewPaymentRequestHandler(svc p4.PaymentRequestService) *paymentRequestHandl
 
 // RegisterRoutes will setup all routes with an echo group.
 func (h *paymentRequestHandler) RegisterRoutes(g *echo.Group) {
-	g.GET(RoutePaymentRequest, h.createPaymentRequest)
+	g.GET(RoutePaymentRequest, h.buildPaymentRequest)
 }
 
-// createPaymentRequest will setup and return a new payment request.
+// buildPaymentRequest will setup and return a new payment request.
 // @Summary Request to pay an invoice and receive back outputs to use when constructing the payment transaction
 // @Description Creates a payment request based on a payment id (the identifier for an invoice).
 // @Tags Payment
@@ -38,14 +38,14 @@ func (h *paymentRequestHandler) RegisterRoutes(g *echo.Group) {
 // @Failure 400 {object} validator.ErrValidation "returned if the user input is invalid, usually an issue with the paymentID"
 // @Failure 500 {string} string "returned if there is an unexpected internal error"
 // @Router /api/v1/payment/{paymentID} [GET].
-func (h *paymentRequestHandler) createPaymentRequest(e echo.Context) error {
+func (h *paymentRequestHandler) buildPaymentRequest(e echo.Context) error {
 	var args p4.PaymentRequestArgs
 	if err := e.Bind(&args); err != nil {
 		return errors.Wrap(err, "failed to bind request")
 	}
-	resp, err := h.svc.CreatePaymentRequest(e.Request().Context(), args)
+	resp, err := h.svc.PaymentRequest(e.Request().Context(), args)
 	if err != nil {
 		return errors.WithStack(err)
 	}
-	return e.JSON(http.StatusCreated, resp)
+	return e.JSON(http.StatusOK, resp)
 }