'use strict'

const { build } = require('esbuild')
const { mkdirSync } = require('fs')

mkdirSync('public', { recursive: true })

// occulto uses require('crypto') internally; shim it to the browser Web Crypto API
const cryptoBrowserShim = {
  name: 'crypto-browser-shim',
  setup(b) {
    b.onResolve({ filter: /^crypto$/ }, () => ({
      path: 'crypto',
      namespace: 'crypto-browser-shim',
    }))
    b.onLoad({ filter: /.*/, namespace: 'crypto-browser-shim' }, () => ({
      contents: 'module.exports = { webcrypto: globalThis.crypto }',
    }))
  },
}

build({
  entryPoints: ['src/customer.js', 'src/link.js'],
  bundle: true,
  outdir: 'public',
  format: 'iife',
  target: ['es2020'],
  minify: true,
  platform: 'browser',
  plugins: [cryptoBrowserShim],
})
  .then(() => console.log('✓ Bundles built: public/customer.js, public/link.js'))
  .catch((err) => { console.error(err); process.exit(1) })