build.ts

import fs from 'fs'
import process from 'process'

import build from '@netlify/build'
// @ts-expect-error TS(7016) FIXME: Could not find a declaration file for module 'toml... Remove this comment to see the full error message
import tomlify from 'tomlify-j0.4'

import { getFeatureFlagsFromSiteInfo } from '../utils/feature-flags.js'

import { getBootstrapURL } from './edge-functions/bootstrap.js'
import { featureFlags as edgeFunctionsFeatureFlags } from './edge-functions/consts.js'

/**
 * The buildConfig + a missing cachedConfig
 * @typedef BuildConfig
 * @type {Parameters<import('@netlify/build/src/core/main.js')>[0] & {cachedConfig: any}}
 */

// We have already resolved the configuration using `@netlify/config`
// This is stored as `netlify.cachedConfig` and can be passed to
// `@netlify/build --cachedConfig`.
/**
 *
 * @param {object} config
 * @param {*} config.cachedConfig
 * @param {string} [config.packagePath]
 * @param {string} config.currentDir
 * @param {string} config.token
 * @param {import('commander').OptionValues} config.options
 * @param {*} config.deployHandler
 * @returns {BuildConfig}
 */
export const getBuildOptions = ({
  // @ts-expect-error TS(7031) FIXME: Binding element 'cachedConfig' implicitly has an '... Remove this comment to see the full error message
  cachedConfig,
  // @ts-expect-error TS(7031) FIXME: Binding element 'currentDir' implicitly has an 'an... Remove this comment to see the full error message
  currentDir,
  // @ts-expect-error TS(7031) FIXME: Binding element 'deployHandler' implicitly has an ... Remove this comment to see the full error message
  deployHandler,
  // @ts-expect-error TS(7031) FIXME: Binding element 'context' implicitly has an 'any' ... Remove this comment to see the full error message
  options: { context, cwd, debug, dry, json, offline, silent },
  // @ts-expect-error TS(7031) FIXME: Binding element 'packagePath' implicitly has an 'a... Remove this comment to see the full error message
  packagePath,
  // @ts-expect-error TS(7031) FIXME: Binding element 'token' implicitly has an 'any' ty... Remove this comment to see the full error message
  token,
}) => {
  const eventHandlers = {
    onEnd: {
      // @ts-expect-error TS(7031) FIXME: Binding element 'netlifyConfig' implicitly has an ... Remove this comment to see the full error message
      handler: ({ netlifyConfig }) => {
        const string = tomlify.toToml(netlifyConfig)

        if (!fs.existsSync(`${currentDir}/.netlify`)) {
          fs.mkdirSync(`${currentDir}/.netlify`, { recursive: true })
        }
        fs.writeFileSync(`${currentDir}/.netlify/netlify.toml`, string)

        return {}
      },
      description: 'Save updated config',
    },
  }

  if (deployHandler) {
    // @ts-expect-error TS(2339) FIXME: Property 'onPostBuild' does not exist on type '{ o... Remove this comment to see the full error message
    eventHandlers.onPostBuild = {
      handler: deployHandler,
      description: 'Deploy Site',
    }
  }

  return {
    cachedConfig,
    siteId: cachedConfig.siteInfo.id,
    packagePath,
    token,
    dry,
    debug,
    context,
    mode: 'cli',
    telemetry: false,
    // buffer = true will not stream output
    buffer: json || silent,
    offline,
    cwd,
    featureFlags: {
      ...edgeFunctionsFeatureFlags,
      ...getFeatureFlagsFromSiteInfo(cachedConfig.siteInfo),
      functionsBundlingManifest: true,
    },
    eventHandlers,
    edgeFunctionsBootstrapURL: getBootstrapURL(),
  }
}

/**
 * run the build command
 * @param {BuildConfig} options
 * @returns
 */
// @ts-expect-error TS(7006) FIXME: Parameter 'options' implicitly has an 'any' type.
export const runBuild = async (options) => {
  // If netlify NETLIFY_API_URL is set we need to pass this information to @netlify/build
  // TODO don't use testOpts, but add real properties to do this.
  if (process.env.NETLIFY_API_URL) {
    const apiUrl = new URL(process.env.NETLIFY_API_URL)
    const testOpts = {
      scheme: apiUrl.protocol.slice(0, -1),
      host: apiUrl.host,
    }
    options = { ...options, testOpts }
  }

  const { configMutations, netlifyConfig: newConfig, severityCode: exitCode } = await build(options)
  return { exitCode, newConfig, configMutations }
}