name: Nightlies
on:
  # This workflow is triggered once daily at midnight (UTC)
  # See: https://crontab.guru/#0_0_*_*_*
  schedule:
    - cron:  '0 0 * * *'
jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
        # Credentials for pushing commits and tags are persisted by actions/checkout@v2 by default
        # See: https://github.com/actions/checkout#usage
        with:
          ref: master
          # Fetch full history for the master branch
          # See: https://github.com/actions/checkout#usage
          fetch-depth: 0
          # EMBARKBOT_GITHUB_TOKEN should correspond to https://github.com/embarkbot
          token: ${{ secrets.EMBARKBOT_GITHUB_TOKEN }}
      - name: Fetch all tags
        # See: https://github.com/actions/checkout#fetch-all-tags
        run: |
          git fetch --depth=1 origin +refs/tags/*:refs/tags/*
      - name: Setup Node.js
        uses: actions/setup-node@v1
        with:
          node-version: '^10.17.0'
      - name: Update npm
        run: |
          npm i -g npm
      - name: Update yarn
        run: |
          curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version $(npm show yarn@${YARN_VERSION} version --json | npx json -- -1 2>/dev/null)
        env:
          YARN_VERSION: '^1.19.1'
      - name: Install dependencies
        run: |
          export PATH="${HOME}/.yarn/bin:${HOME}/.config/yarn/global/node_modules/.bin:${PATH}"
          echo Node.js is $(node --version)
          echo npm is v$(npm --version)
          echo yarn is v$(yarn --version); echo
          yarn install
          npm run cwtree
      - name: Build
        # Run typecheck in addition to build since both tsc and babel generate files into packages' dist/ directories
        run: |
          export PATH="${HOME}/.yarn/bin:${HOME}/.config/yarn/global/node_modules/.bin:${PATH}"
          echo Node.js is $(node --version)
          echo npm is v$(npm --version)
          echo yarn is v$(yarn --version); echo
          npm run typecheck
          npm run build
          npm run cwtree
      - name: Release
        run: |
          export PATH="${HOME}/.yarn/bin:${HOME}/.config/yarn/global/node_modules/.bin:${PATH}"
          echo Node.js is $(node --version)
          echo npm is v$(npm --version)
          echo yarn is v$(yarn --version); echo
          git config user.name 'EmbarkBot'
          git config user.email '<59620708+embarkbot@users.noreply.github.com>'
          npm config set //registry.npmjs.org/:_authToken=${NPM_TOKEN}
          npm whoami 1>/dev/null
          echo Logged into NPM as user $(npm whoami); echo
          npm run release:nightly
          npm run cwtree
        env:
          # GH_TOKEN is the env variable referenced by `lerna version|publish` for authenticating via GitHub token in order to create a release
          # See: https://github.com/lerna/lerna/tree/master/commands/version#--create-release-type
          # EMBARKBOT_GITHUB_TOKEN should correspond to https://github.com/embarkbot
          GH_TOKEN: ${{ secrets.EMBARKBOT_GITHUB_TOKEN }}
          IS_GITHUB_ACTIONS_WORKFLOW: 't'
          # EMBARKBOT_NPM_TOKEN should correspond to https://www.npmjs.com/~embarkbot
          NPM_TOKEN: ${{ secrets.EMBARKBOT_NPM_TOKEN }}
      - name: Remove NPM credentials
        if: always()
        # Delete .npmrc instead of running `npm logout` because the logout command permanently invalidates the current token
        run: |
          rm -f ${HOME}/.npmrc