name: CI

on:
  push:
    branches:
    - main
  pull_request:

jobs:
  deploy:
    runs-on: ubuntu-latest
    # "[skip ci]" also causes Netlify to skip, so these are automatically in harmony
    # https://docs.netlify.com/site-deploys/manage-deploys/#skip-a-deploy
    if: "!contains(github.event.head_commit.message, '[skip ci]')"
    timeout-minutes: 10
    env:
      NETLIFY_SITE_ID: ${{ secrets.NETLIFY_SITE_ID }}
      NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
    steps:
    - name: Wait for Netlify
      # installing via `npx` each run takes a long time, but deploys always take longer
      run: npx netlify-cli watch

  audit:
    runs-on: ubuntu-latest
    needs: deploy
    env:
      LHCI_TOKEN: ${{ secrets.LHCI_TOKEN }}
      LHCI_GITHUB_APP_TOKEN: ${{ secrets.LHCI_GITHUB_APP_TOKEN }}
    steps:
    - uses: actions/checkout@v2
      with:
        fetch-depth: 2
        lfs: false
    - uses: actions/setup-node@v1
      with:
        node-version: 12.x
    - name: Install Lighthouse CI
      run: |
        npm install -g @lhci/cli
        lhci --version
    - name: Audit deploy preview
      if: "github.event_name == 'pull_request'"
      continue-on-error: true
      run: |
        lhci autorun \
          --collect.url=https://deploy-preview-${{ github.event.number }}--jakejarvis.netlify.app/ \
          --collect.url=https://deploy-preview-${{ github.event.number }}--jakejarvis.netlify.app/notes/netlify-analytics-review/ \
          --collect.url=https://deploy-preview-${{ github.event.number }}--jakejarvis.netlify.app/notes/how-to-pull-request-fork-github/amp.html
    - name: Audit jarv.is
      if: "github.event_name == 'push' && github.ref == 'refs/heads/main'"
      continue-on-error: true
      run: |
        lhci autorun \
          --collect.url=https://jarv.is/ \
          --collect.url=https://jarv.is/notes/netlify-analytics-review/ \
          --collect.url=https://jarv.is/notes/how-to-pull-request-fork-github/amp.html
    - name: Upload results as artifact
      uses: actions/upload-artifact@v1
      with:
        name: lhci-results
        path: ./.lighthouseci

  lint:
    runs-on: ubuntu-latest
    if: "!contains(github.event.head_commit.message, '[skip ci]')"
    steps:
    - uses: actions/checkout@v2
      with:
        fetch-depth: 1
        lfs: false
    - uses: actions/setup-node@v1
      with:
        node-version: 12.x
    - uses: actions/setup-go@v2
      with:
        go-version: 1.14.x
    - name: Get Yarn cache location
      # https://github.com/actions/cache/blob/master/examples.md#node---yarn
      # https://github.com/actions/cache/issues/60
      id: yarn-cache
      run: echo "::set-output name=dir::$(yarn cache dir)"
    - name: Cache dependencies
      uses: actions/cache@v1
      with:
        path: ${{ steps.yarn-cache.outputs.dir }}
        key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
        restore-keys: |
          ${{ runner.os }}-yarn-
    - name: Install dependencies
      run: yarn install --no-ignore-optional --frozen-lockfile
    - name: Audit dependencies
      run: yarn audit || true
      continue-on-error: true
    - name: Lint
      run: yarn lint
      continue-on-error: true
    - name: Build
      run: yarn build:hugo --environment development --baseURL / --buildDrafts --buildFuture
    - name: Percy snapshots
      # don't run for all of dependabot's PRs -- I'm using the free plan...
      if: "!contains(github.actor, '[bot]')"
      uses: percy/snapshot-action@v0.1.0
      env:
        PERCY_TOKEN: ${{ secrets.PERCY_TOKEN }}