Adds new items to an existing shopping cart. This mutation resets selected shipping method of updated stores, and user will need to select shipping method again
This mutation only adds non-existing products to the cart, skipping items that are already in the cart. To update quantity use updateCartItems.
Arguments
input : CartItemsAddInput!
The input object contains the unique identifier (ID) for the cart and the items that need to be added.
Returns
Any requested field from the CartResponse object.
Examples
{
"input": {
"id": "{{cartId}}",
"items": {
"amazonCartItemsInput": [{
"quantity": 1,
"productId": "{{productId}}"
}],
"shopifyCartItemsInput": [{
"quantity": 1,
"variantId": "{{variantId}}"
}]
}
}
}
mutation ($input: CartItemsAddInput!) {
addCartItems(input: $input) {
cart {
cost {
isEstimated
subtotal {
value
displayValue
currency
}
tax {
value
displayValue
currency
}
shipping {
value
displayValue
currency
}
total {
value
displayValue
currency
}
}
id
buyerIdentity {
firstName
lastName
address1
address2
city
provinceCode
countryCode
postalCode
email
phone
}
stores {
... on AmazonStore {
errors {
code
message
details {
productIds
}
}
store
cartLines {
quantity
product {
id
}
}
offer {
errors {
code
message
details {
... on AmazonOfferErrorDetails {
productIds
}
}
}
subtotal {
value
displayValue
currency
}
margin {
value
displayValue
currency
}
notAvailableIds
shippingMethods {
id
label
price {
value
displayValue
currency
}
taxes {
value
displayValue
currency
}
total {
value
displayValue
currency
}
}
selectedShippingMethod {
id
label
price {
value
displayValue
currency
}
taxes {
value
displayValue
currency
}
total {
value
displayValue
currency
}
}
}
}
... on ShopifyStore {
errors {
code
message
details {
variantIds
}
}
store
cartLines {
quantity
variant {
id
}
}
offer {
errors {
code
message
details {
... on ShopifyOfferErrorDetails {
variantIds
}
}
}
subtotal {
value
displayValue
currency
}
margin {
value
displayValue
currency
}
notAvailableIds
shippingMethods {
id
label
price {
value
displayValue
currency
}
taxes {
value
displayValue
currency
}
total {
value
displayValue
currency
}
}
selectedShippingMethod {
id
label
price {
value
displayValue
currency
}
taxes {
value
displayValue
currency
}
total {
value
displayValue
currency
}
}
}
}
}
}
errors {
code
message
}
}
}
{
"data": {
"addCartItems": {
"cart": {
"id": "KVER2EJJ1kqrjI4H1fbi",
"stores": [
{
"errors": [],
"store": "rye-test-store.myshopify.com",
"cartLines": [
{
"quantity": 1,
"variant": {
"id": "39943631962199"
}
}
],
"offer": {
"errors": [],
"subtotal": {
"value": 10000,
"displayValue": "$100.00",
"currency": "USD"
},
"margin": {
"value": 0,
"displayValue": "$0.00",
"currency": "USD"
},
"notAvailableIds": [],
"shippingMethods": [
{
"id": "0-Economy",
"label": "Economy",
"price": {
"value": 0,
"displayValue": "$0.00",
"currency": "USD"
},
"taxes": {
"value": 0,
"displayValue": "$0.00",
"currency": "USD"
},
"total": {
"value": 10000,
"displayValue": "$100.00",
"currency": "USD"
}
},
{
"id": "3-SonicSound",
"label": "SonicSound",
"price": {
"value": 300,
"displayValue": "$3.00",
"currency": "USD"
},
"taxes": {
"value": 0,
"displayValue": "$0.00",
"currency": "USD"
},
"total": {
"value": 10300,
"displayValue": "$103.00",
"currency": "USD"
}
}
]
}
},
{
"errors": [],
"store": "amazon",
"cartLines": [
{
"quantity": 1,
"product": {
"id": "B00A2KD8NY"
}
}
],
"offer": {
"errors": [],
"subtotal": {
"value": 795,
"displayValue": "$7.95",
"currency": "USD"
},
"margin": {
"value": 0,
"displayValue": "$0.00",
"currency": "USD"
},
"notAvailableIds": [],
"shippingMethods": [
{
"id": "3.99-Default shipping method",
"label": "Default shipping method",
"price": {
"value": 399,
"displayValue": "$3.99",
"currency": "USD"
},
"taxes": {
"value": 0,
"displayValue": "$0.00",
"currency": "USD"
},
"total": {
"value": 1194,
"displayValue": "$11.94",
"currency": "USD"
}
}
]
}
}
]
},
"errors": []
}
}
}
Errors
If the cart is not found then a corresponding error is returned
{
"errors": [
{
"message": "Cart not found: someInvalidCartId",
"path": [
"getCart"
]
}
],
"data": null
}
If the provided items are not found in the inventory PRODUCT_NOT_FOUND error is returned
{
"data": {
"addCartItems": {
"cart": {
"id": "4KkkP5uoug23WtiyoZ5c",
},
"errors": [
{
"code": "PRODUCT_NOT_FOUND",
"message": "Shopify product not found. Variant Id: 1"
},
{
"code": "PRODUCT_NOT_FOUND",
"message": "Amazon product not found. ASIN: 1"
}
]
}
}
}
If the provided product/variant quantity is less or equal to zero then ADD_PRODUCTS_FAILED error is returned
{
"data": {
"addCartItems": {
"cart": {
"id": "2wAoSo7cBTAwFKjnhYnb",
"stores": [
{
"errors": [
{
"code": "ADD_PRODUCTS_FAILED",
"message": "Product quantity must be greater than zero",
"details": {
"variantIds": [
"39943631962199"
]
}
}
],
"isSubmitted": false,
"store": "rye-test-store.myshopify.com",
"cartLines": [],
"offer": {
"errors": [
{
"code": "PRODUCTS_EMPTY",
"message": "product list is empty",
"details": null
}
],
"subtotal": null,
"margin": null,
"notAvailableIds": [],
"shippingMethods": []
}
}
]
},
"errors": []
}
}
}
If the store has no items added to it then after attempting to get an offer for this store
PRODUCTS_EMPTYerror is returned for AmazonOffer/ShopifyOffer object as in the example above.