save-db.js

const faunadb = require("faunadb"); /* Import faunaDB sdk */

/* configure faunaDB Client with our secret */
const q = faunadb.query;
const client = new faunadb.Client({
    secret: process.env.FAUNADB_SERVER_SECRET,
});

exports.handler = async function(event, context) {
    const data = JSON.parse(event.body);
    console.log("Function `todo-create` invoked", data);
    const todoItem = {
        data: data,
    };
    /* construct the fauna query */
    return client
        .query(q.Create(q.Ref("classes/todos"), todoItem))
        .then((response) => {
            console.log("success", response);
            /* Success! return the response with statusCode 200 */
            return {
                statusCode: 200,
                body: JSON.stringify(response),
            };
        })
        .catch((error) => {
            console.log("error", error);
            /* Error! return the error with statusCode 400 */
            return {
                statusCode: 400,
                body: JSON.stringify(error),
            };
        });
};