update orderflow

cmd/checkout/adyen-handlers.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"context"
 	"encoding/json"
 	"errors"
 	"fmt"
@@ -124,6 +125,14 @@ func (s *CheckoutPoolServer) AdyenHookHandler(w http.ResponseWriter, r *http.Req
 				}
 				//}
 
+				// CAPTURE is the moment the Adyen payment is fully settled — the
+				// Adyen analogue of the Klarna push. Create the event-sourced
+				// order now (mirrors KlarnaPushHandler). Idempotent on
+				// "checkout-{checkoutId}", so a retried CAPTURE won't duplicate.
+				if isSuccess && s.orderClient != nil {
+					s.createAdyenOrder(r.Context(), *checkoutId, item)
+				}
+
 			case "AUTHORISATION":
 
 				isSuccess := item.Success == "true"
@@ -176,11 +185,11 @@ func (s *CheckoutPoolServer) AdyenHookHandler(w http.ResponseWriter, r *http.Req
 					if err != nil {
 						log.Printf("Error capturing payment: %v", err)
 					} else {
-						log.Printf("Payment captured successfully: %+v", res)
-						s.ApplyAnywhere(r.Context(), *checkoutId, &messages.OrderCreated{
-							OrderId: res.PaymentPspReference,
-							Status:  item.EventCode,
-						})
+						// Capture requested. The order is NOT created here — we
+						// only have a PSP reference, not an order. Adyen sends a
+						// CAPTURE notification once the capture settles, and the
+						// CAPTURE branch above creates the event-sourced order.
+						log.Printf("Payment capture requested successfully: %+v", res)
 					}
 				}
 			default:
@@ -209,6 +218,45 @@ func (s *CheckoutPoolServer) AdyenHookHandler(w http.ResponseWriter, r *http.Req
 
 }
 
+// createAdyenOrder turns a settled (captured) Adyen payment into an
+// event-sourced order, mirroring KlarnaPushHandler. The Adyen webhook carries
+// the charged amount + currency but not the shopper's country/locale, so those
+// are derived from the currency. Failures are logged and left for the next
+// CAPTURE notification to retry — the from-checkout endpoint is idempotent on
+// "checkout-{checkoutId}".
+func (s *CheckoutPoolServer) createAdyenOrder(ctx context.Context, checkoutId cart.CartId, item webhook.NotificationRequestItem) {
+	grain, err := s.GetAnywhere(ctx, checkoutId)
+	if err != nil {
+		log.Printf("from-checkout: could not load checkout grain %s: %v", checkoutId.String(), err)
+		return
+	}
+
+	// Reserve inventory once, guarded by the grain flag so a retried CAPTURE
+	// does not decrement stock twice. (Same as the Klarna path.)
+	if s.inventoryService != nil && grain.CartState != nil && !grain.InventoryReserved {
+		if rerr := s.inventoryService.ReserveInventory(ctx, getInventoryRequests(grain.CartState.Items)...); rerr != nil {
+			log.Printf("from-checkout: inventory reservation failed for %s: %v", checkoutId.String(), rerr)
+		} else {
+			s.Apply(ctx, uint64(grain.Id), &messages.InventoryReserved{
+				Id:     grain.Id.String(),
+				Status: "success",
+			})
+		}
+	}
+
+	country := getCountryFromCurrency(item.Amount.Currency)
+	if _, oerr := createOrderFromSettledCheckout(ctx, s, grain, settledPayment{
+		Provider:  "adyen",
+		Reference: item.PspReference,
+		Amount:    item.Amount.Value,
+		Currency:  item.Amount.Currency,
+		Country:   country,
+		Locale:    getLocale(country),
+	}); oerr != nil {
+		log.Printf("from-checkout failed for checkout %s; will retry on next CAPTURE: %v", checkoutId.String(), oerr)
+	}
+}
+
 func (s *CheckoutPoolServer) AdyenReturnHandler(w http.ResponseWriter, r *http.Request) {
 	log.Println("Redirect received")