cartLinesAdd

Adds one or more merchandise lines to an existing Cart. Each line specifies the product variant to purchase.

Use it in a workflow

Add a step and choose the Shopify Storefront connector.
Pick the cartLinesAdd action (under Cart).
Fill in the fields below, then reference the result from later steps as {{cartlinesadd.response.data}}.

Query

This is the mutation the action sends by default. Edit it in the step's Query field to change which fields come back.

graphql

mutation CartLinesAdd($cartId: ID!, $lines: [CartLineInput!]!) {
  cartLinesAdd(cartId: $cartId, lines: $lines) {
    cart {
      appliedGiftCards {
        amountUsed
        amountUsedV2
        balance
        balanceV2
        id
        lastCharacters
        presentmentAmountUsed
      }
      attributes {
        key
        value
      }
      buyerIdentity {
        countryCode
        customer
        deliveryAddressPreferences
        email
        phone
        preferences
        purchasingCompany
      }
      checkoutUrl
      cost {
        checkoutChargeAmount
        subtotalAmount
        subtotalAmountEstimated
        totalAmount
        totalAmountEstimated
        totalDutyAmount
        totalDutyAmountEstimated
        totalTaxAmount
        totalTaxAmountEstimated
      }
      createdAt
      delivery
      discountAllocations {
        discountApplication
        discountedAmount
        sourceDiscountApplication
        targetType
      }
      discountApplications {
        allocationMethod
        targetSelection
        targetType
        totalAllocatedAmount
        value
      }
      discountCodes {
        applicable
        code
      }
      estimatedCost {
        checkoutChargeAmount
        subtotalAmount
        totalAmount
        totalDutyAmount
        totalTaxAmount
      }
      id
      note
      totalQuantity
      updatedAt
    }
    userErrors {
      code
      field
      message
    }
    warnings {
      code
      message
      target
    }
  }
}

Variables

Pass these as a JSON object in the step's Variables field.

cartIdstringrequired

The ID of the cart.

linesarray<object>required

A list of merchandise lines to add to the cart. The input must not contain more than `250` values.

attributesarray<string>

quantitynumber

merchandiseIdstringrequired

sellingPlanIdstring

parentobject2 fields

json

{
  "cartId": "string",
  "lines": [
    {
      "merchandiseId": "string",
      "attributes": [
        "string"
      ],
      "quantity": 0,
      "sellingPlanId": "string",
      "parent": {
        "lineId": "string",
        "merchandiseId": "string"
      }
    }
  ]
}

Response

Read the result with {{cartlinesadd.response.data.data.cartLinesAdd}}. If the API returns errors, the step fails and they are at {{cartlinesadd.response.data.errors}}.

cartobject

appliedGiftCardsarray<object>

attributesarray<object>

buyerIdentityobject7 fields

checkoutUrlstring

costobject9 fields

createdAtstring

deliveryobject

discountAllocationsarray<object>

discountApplicationsarray<object>

discountCodesarray<object>

estimatedCostobject5 fields

idstring

notestring

totalQuantitynumber

updatedAtstring

userErrorsarray<object>

codeobject

fieldobject

messageobject

warningsarray<object>

codeobject

messageobject

targetobject

Need more? See the Shopify Storefront guide for connection setup and behaviour shared by every action.

Was this page helpful?