name: Prettier

on:
  push:
    branches:
      - master

jobs:
  autofix-markdown:
    name: Autofix Markdown files using Prettier
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
        with:
          # Fetch changes to previous commit - required for 'only_changed' in Prettier action
          fetch-depth: 0

      # Beginning of yarn setup, keep in sync between all workflows, see ci.yml
      - name: use node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v1
        with:
          node-version: ${{ matrix.node-version }}
          registry-url: https://registry.npmjs.org/ # Needed for auth
      - name: cache all node_modules
        id: cache-modules
        uses: actions/cache@v2
        with:
          path: '**/node_modules'
          key: ${{ runner.os }}-v${{ matrix.node-version }}-node_modules-${{ hashFiles('yarn.lock', '**/package.json') }}
      - name: find location of global yarn cache
        id: yarn-cache
        if: steps.cache-modules.outputs.cache-hit != 'true'
        run: echo "::set-output name=dir::$(yarn cache dir)"
      - name: cache global yarn cache
        uses: actions/cache@v2
        if: steps.cache-modules.outputs.cache-hit != 'true'
        with:
          path: ${{ steps.yarn-cache.outputs.dir }}
          key: ${{ runner.os }}-yarn-${{ hashFiles('yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-
      - name: yarn install
        run: yarn install --frozen-lockfile
      # End of yarn setup

      - name: Run Prettier on ADOPTERS.md
        uses: creyD/prettier_action@v3.1
        with:
          # Modifies commit only if prettier autofixed the ADOPTERS.md
          prettier_options: --config docs/prettier.config.js --write ADOPTERS.md
          only_changed: true
          commit_message: 'Autofix ADOPTERS.md using Prettier'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
