How to add metafields in cartLineItem

Introduction

​ This guide will show you how to get metafields in the cart. ​

note

Make sure you use the exact keys and namespaces for the metafields.

Steps​

1. Create a file functions.js in the packages/your-package-name/ directory.
2. Add the following code to the functions.js file: ​

import { fieldsHelper } from "@appmaker-xyz/shopify";
​
export function addProducFieldstToCartLineItems() {
  fieldsHelper.addFieldsToCartLineItem({
    fields: {
      variant: {
        product: {
          // here you can add any product field
          custom_products_list: {
            __aliasFor: "metafield",
            __args: {
              key: "products_list", // here you add the key of the metafield
              namespace: "custom", // here you add the namespace of the metafield
            },
            value: true,
          },
        },
      },
    },
  });
}

​ 3. Add the following code to the index.js file: ​

import { addProducFieldstToCartLineItems } from "./functions";
​
addProducFieldstToCartLineItems();