show klarna body on error

klarna-client.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
+	"log"
 	"net/http"
 )
 
@@ -48,6 +49,11 @@ func (k *KlarnaClient) GetOrder(orderId string) (*CheckoutOrder, error) {
 		}
 		return &klarnaOrderResponse, nil
 	}
+	body, err := io.ReadAll(res.Body)
+	if err == nil {
+		log.Println(string(body))
+	}
+
 	return nil, fmt.Errorf(res.Status)
 }
 
@@ -71,6 +77,10 @@ func (k *KlarnaClient) CreateOrder(reader io.Reader) (*CheckoutOrder, error) {
 		err = json.NewDecoder(res.Body).Decode(&klarnaOrderResponse)
 		return &klarnaOrderResponse, err
 	}
+	body, err := io.ReadAll(res.Body)
+	if err == nil {
+		log.Println(string(body))
+	}
 	return nil, fmt.Errorf(res.Status)
 }
 
@@ -94,6 +104,10 @@ func (k *KlarnaClient) UpdateOrder(orderId string, reader io.Reader) (*CheckoutO
 		err = json.NewDecoder(res.Body).Decode(&klarnaOrderResponse)
 		return &klarnaOrderResponse, err
 	}
+	body, err := io.ReadAll(res.Body)
+	if err == nil {
+		log.Println(string(body))
+	}
 	return nil, fmt.Errorf(res.Status)
 }