add giftcards

pkg/cart/mutation_test.go

@@ -113,6 +113,23 @@ func msgCreateCheckoutOrder(terms, country string) *messages.CreateCheckoutOrder
 	return &messages.CreateCheckoutOrder{Terms: terms, Country: country}
 }
 
+func msgAddGiftcard(value int64, deliveryDate, recipient, recipientType, message string, designConfig *anypb.Any) *messages.AddGiftcard {
+	return &messages.AddGiftcard{
+		Giftcard: &messages.GiftcardItem{
+			Value:         value,
+			DeliveryDate:  deliveryDate,
+			Recipient:     recipient,
+			RecipientType: recipientType,
+			Message:       message,
+			DesignConfig:  designConfig,
+		},
+	}
+}
+
+func msgRemoveGiftcard(id uint32) *messages.RemoveGiftcard {
+	return &messages.RemoveGiftcard{Id: id}
+}
+
 func ptr[T any](v T) *T { return &v }
 
 // ----------------------
@@ -181,6 +198,8 @@ func TestMutationRegistryCoverage(t *testing.T) {
 		"PaymentDeclined",
 		"ConfirmationViewed",
 		"CreateCheckoutOrder",
+		"AddGiftcard",
+		"RemoveGiftcard",
 	}
 
 	names := reg.(*actor.ProtoMutationRegistry).RegisteredMutations()
@@ -675,7 +694,7 @@ func TestConfirmationViewed(t *testing.T) {
 
 	// Initial state
 	if g.Confirmation != nil {
-		t.Fatalf("confirmation should be nil, got %d", g.Confirmation)
+		t.Fatalf("confirmation should be nil, got %v", g.Confirmation)
 	}
 
 	// First view
@@ -717,3 +736,43 @@ func TestCreateCheckoutOrder(t *testing.T) {
 	// Terms not accepted
 	applyErrorContains(t, reg, g, msgCreateCheckoutOrder("no", ""), "terms must be accepted")
 }
+
+func TestAddGiftcard(t *testing.T) {
+	reg := newRegistry()
+	g := newTestGrain()
+
+	designConfig, _ := anypb.New(&messages.AddItem{}) // example
+	applyOK(t, reg, g, msgAddGiftcard(5000, "2023-12-25", "John", "email", "Happy Birthday!", designConfig))
+
+	if len(g.Giftcards) != 1 {
+		t.Fatalf("expected 1 giftcard, got %d", len(g.Giftcards))
+	}
+	gc := g.Giftcards[0]
+	if gc.Value.IncVat != 5000 || gc.DeliveryDate != "2023-12-25" || gc.Recipient != "John" || gc.RecipientType != "email" || gc.Message != "Happy Birthday!" {
+		t.Fatalf("giftcard not set correctly: %+v", gc)
+	}
+	if g.TotalPrice.IncVat != 5000 {
+		t.Fatalf("total price not updated, got %d", g.TotalPrice.IncVat)
+	}
+
+	// Test invalid value
+	applyErrorContains(t, reg, g, msgAddGiftcard(0, "", "", "", "", nil), "must be positive")
+}
+
+func TestRemoveGiftcard(t *testing.T) {
+	reg := newRegistry()
+	g := newTestGrain()
+
+	applyOK(t, reg, g, msgAddGiftcard(1000, "2023-01-01", "Jane", "sms", "Cheers!", nil))
+	id := g.Giftcards[0].Id
+
+	applyOK(t, reg, g, msgRemoveGiftcard(id))
+	if len(g.Giftcards) != 0 {
+		t.Fatalf("giftcard not removed")
+	}
+	if g.TotalPrice.IncVat != 0 {
+		t.Fatalf("total price not updated after removal, got %d", g.TotalPrice.IncVat)
+	}
+
+	applyErrorContains(t, reg, g, msgRemoveGiftcard(id), "not found")
+}