Prisma seeding script

seed.ts

import { Prisma } from './../generated/prisma';
import { readFileSync } from 'fs';

// add to yarn:
// "seed": "dotenv -e .env -- ts-node ./src/seed/seed.ts"

const prisma = new Prisma({
  endpoint: process.env.PRISMA_ENDPOINT, // the endpoint of the Prisma DB service (value is set in .env)
  secret: process.env.PRISMA_SECRET, // taken from database/prisma.yml (value is set in .env)
  debug: false // log all GraphQL queries & mutations
});

async function main() {
  // example seed function
  await seedUnits();

  // call your custom seed functions here
}

// seed something awesome :) 
async function seedUnits() {
  const units = JSON.parse(readFileSync(`${__dirname}/units.json`, 'utf8'));
  for (let unit of units) {
    await prisma.mutation.createUnit({
      data: { name: unit.unit }
    });
  }
}
main()
  .then(() => {
    console.log('🎉  Seed successful');
    process.exit(0);
  })
  .catch(e => {
    console.error(e);
    console.error('\n❌  Seed failed. See above.');
    process.exit(1);
  });