name: Playwright Tests
on:
  push:
    branches: [master]
  pull_request:
permissions:
  contents: read
jobs:
  playwright:
    timeout-minutes: 60
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - uses: actions/setup-node@v3
        with:
          cache: "npm"
          node-version-file: ".node-version"

      - name: Install dependencies
        run: npm ci

      - name: Cache playwright browsers
        id: cache-playwright
        uses: actions/cache@v3
        with:
          path: |
            ~/.cache/ms-playwright
          key: cache-playwright-${{ hashFiles('package-lock.json') }} # playwright version is included in package-lock, so this serves as a reasonable cache key

      - if: ${{ steps.cache-playwright.outputs.cache-hit != 'true' }}
        name: Install Playwright Browsers
        run: npx playwright install --with-deps chromium

      - name: Grab latest dictionaries from dictionaries branch
        uses: actions/checkout@v3
        with:
          repository: themoeway/yomitan # so that this works on forks
          ref: dictionaries
          path: dictionaries

      - name: Grab latest screenshots from master branch
        uses: dawidd6/action-download-artifact@5e780fc7bbd0cac69fc73271ed86edf5dcb72d67 # pin@v2
        continue-on-error: true
        id: master-screenshots
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          repo: themoeway/yomitan # so that this works on forks
          name: playwright-screenshots
          branch: master
          workflow: playwright.yml
          workflow_conclusion: success
          path: test/playwright/__screenshots__/

      - name: "[PR] Generate new screenshots & compare against master"
        id: playwright
        run: |
          npx playwright test 2>&1 | tee ./playwright-output || true
        continue-on-error: true
        if: github.event_name == 'pull_request' && steps.master-screenshots.outcome != 'failure'

      - name: "[Push] Generate new authoritative screenshots for master"
        id: playwright-master
        run: npx playwright test -u
        if: github.event_name == 'push'

      - uses: actions/upload-artifact@v3
        with:
          name: playwright-screenshots
          path: test/playwright/__screenshots__/

      - uses: actions/upload-artifact@v3
        with:
          name: playwright-report
          path: playwright-report/

      - name: "[PR] Store steps.master-screenshots.outcome in a file"
        run: echo ${{ steps.master-screenshots.outcome }} > ./master-screenshots-outcome
        if: github.event_name == 'pull_request'

      - uses: actions/upload-artifact@v3
        with:
          name: master-screenshots-outcome
          path: master-screenshots-outcome
        if: github.event_name == 'pull_request'

      - uses: actions/upload-artifact@v3
        with:
          name: playwright-output
          path: playwright-output
        if: github.event_name == 'pull_request'