cartLinesUpdate

Updates merchandise lines in an existing cart

Authentication

Public Access: Accessible with the public API key

Mutation Structure


mutation {
  cartLinesUpdate(id: String!, lines: [CartLinesUpdateInput!]!) {
    cart {
      # Cart fields
    }
    userErrors {
      # UserError fields
    }
  }
}

Input Arguments

Argument	Type	Required	Description
id	String	Yes	The ID of the cart to update lines in
lines	[CartLinesUpdateInput!]	Yes	A list of merchandise lines to update in the cart

Return Type

CartLinesUpdatePayload - Payload returned by the cartLinesUpdate mutation. Contains an optional updated cart object and a required list of user errors that occurred during the update operation.

Example


mutation {
  cartLinesUpdate(
    id: "eyJhbGciOiJIUzI1NiJ9..."
    lines: [
      {
        id: "cartLine123"
        quantity: 2
      }
    ]
  ) {
    cart {
      id
      lines {
        edges {
          node {
            id
            quantity
          }
        }
      }
    }
    userErrors {
      field
      message
    }
  }
}