Hasura Fit: Setting up Serverless Functions

const axios = require("axios");

module.exports = async (req, res) => {
  const ax = axios.create({
    baseURL: process.env.HYGRAPH_API,
    timeout: 1000,
    headers: { Authorization: `Bearer ${process.env.HYGRAPH_MUTATION_TOKEN}` },
  });

  let message;

  const { body } = req;

  if (body) {
    const {
      trigger,
      event: {
        data: {
          new: { slug },
        },
      },
    } = body;

    let {
      data: {
        data: {
          workout: { popularity },
        },
      },
    } = await ax.post("/master", {
      query: `query GetWorkout($slug: String) {
            workout(where: {
              slug: $slug
            }) {
                title
                id
                slug
                popularity
            }
          }`,
      variables: { slug },
    });

    let mutationResponse = await ax.post("/master", {
      query: `mutation IncWorkout($slug: String!, $popularity: Int) {
            updateWorkout(where: {slug: $slug}, data: {popularity: $popularity}) {
              id
              popularity
            }
            publishWorkout(where: {slug: $slug}, to: PUBLISHED) {
              id
            }
          }
          `,
      variables: { slug, popularity: popularity + 0 + 1 },
    });

    console.log(popularity);

    let {
      data: {
        data: {
          updateWorkout: { id },
        },
      },
    } = mutationResponse;

    message = `ID ${id} popularity is now ${popularity + 0 + 1}`;
  }

  res.status(200).send({ message });
};