add giftcards

pkg/cart/cart-grain.go

@@ -89,17 +89,29 @@ type Marking struct {
 	Text string `json:"text"`
 }
 
+type GiftcardItem struct {
+	Id            uint32          `json:"id"`
+	Value         Price           `json:"value"`
+	DeliveryDate  string          `json:"deliveryDate"`
+	Recipient     string          `json:"recipient"`
+	RecipientType string          `json:"recipientType"`
+	Message       string          `json:"message"`
+	DesignConfig  json.RawMessage `json:"designConfig,omitempty"`
+}
+
 type CartGrain struct {
 	mu                     sync.RWMutex
 	lastItemId             uint32
 	lastDeliveryId         uint32
 	lastVoucherId          uint32
+	lastGiftcardId         uint32
 	lastAccess             time.Time
 	lastChange             time.Time // unix seconds of last successful mutation (replay sets from event ts)
 	userId                 string
 	InventoryReserved      bool                            `json:"inventoryReserved"`
 	Id                     CartId                          `json:"id"`
 	Items                  []*CartItem                     `json:"items"`
+	Giftcards              []*GiftcardItem                 `json:"giftcards,omitempty"`
 	TotalPrice             *Price                          `json:"totalPrice"`
 	TotalDiscount          *Price                          `json:"totalDiscount"`
 	Deliveries             []*CartDelivery                 `json:"deliveries,omitempty"`
@@ -185,11 +197,13 @@ func NewCartGrain(id uint64, ts time.Time) *CartGrain {
 		lastItemId:          0,
 		lastDeliveryId:      0,
 		lastVoucherId:       0,
+		lastGiftcardId:      0,
 		lastAccess:          ts,
 		lastChange:          ts,
 		TotalDiscount:       NewPrice(),
 		Vouchers:            []*Voucher{},
 		Deliveries:          []*CartDelivery{},
+		Giftcards:           []*GiftcardItem{},
 		Id:                  CartId(id),
 		Items:               []*CartItem{},
 		TotalPrice:          NewPrice(),
@@ -337,6 +351,9 @@ func (c *CartGrain) UpdateTotals() {
 	for _, delivery := range c.Deliveries {
 		c.TotalPrice.Add(delivery.Price)
 	}
+	for _, giftcard := range c.Giftcards {
+		c.TotalPrice.Add(giftcard.Value)
+	}
 	for _, voucher := range c.Vouchers {
 		_, ok := voucher.AppliesTo(c)
 		voucher.Applied = false