name: E2E Tests

on:
  push:
    branches:
      - dev
      - master
  pull_request:
    branches:
      - dev
      - master
  workflow_dispatch:

env:
  NODE_OPTIONS: --max_old_space_size=6144

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  prepare-dependencies:
    name: Prepare dependencies
    runs-on: ubuntu-latest
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Prepare dependencies
        uses: ./.github/actions/prepare-dependencies

  prepare-container-dependencies:
    name: Prepare container dependencies
    runs-on: ubuntu-latest
    container:
      image: mcr.microsoft.com/playwright:v1.62.1-noble
      options: --user 1001
    defaults:
      run:
        shell: bash
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Prepare dependencies
        uses: ./.github/actions/prepare-dependencies
        with:
          node-modules-cache-key: node-modules-container-v1

  # ── Build the demo once and share it across test jobs via artifact ──────────
  build-demo:
    name: Build demo
    needs: prepare-dependencies
    runs-on: ubuntu-latest
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Setup Node with shared dependencies
        uses: ./.github/actions/setup
        with:
          node-modules-cache: true

      - name: Build demo
        uses: ./.github/actions/build
        with:
          target: build-demo-e2e
          github-token: ${{ secrets.GITHUB_TOKEN }}
          is-test: true

      - name: Upload demo build
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        with:
          name: demo-dist
          path: demo/dist/
          if-no-files-found: error
          retention-days: 3

  # ── Build the e2e test app and share it via artifact ────────────────────────
  build-e2e-test-app:
    name: Build e2e test app
    needs: prepare-dependencies
    runs-on: ubuntu-latest
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Setup Node with shared dependencies
        uses: ./.github/actions/setup
        with:
          node-modules-cache: true

      - name: Build e2e test app
        uses: ./.github/actions/build
        with:
          target: build-e2e-test-app-e2e
          github-token: ${{ secrets.GITHUB_TOKEN }}
          is-test: true

      - name: Upload e2e test app build
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        with:
          name: e2e-test-app-dist
          path: test/e2e/app/dist/
          if-no-files-found: error
          retention-days: 3

  # ── Build the gallery and share it via artifact ─────────────────────────────
  build-gallery:
    name: Build gallery
    needs: prepare-dependencies
    runs-on: ubuntu-latest
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Setup Node with shared dependencies
        uses: ./.github/actions/setup
        with:
          node-modules-cache: true

      - name: Build gallery
        uses: ./.github/actions/build
        with:
          target: build-gallery
          github-token: ${{ secrets.GITHUB_TOKEN }}
          is-test: true

      - name: Upload gallery build
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        with:
          name: gallery-dist
          path: gallery/dist/
          if-no-files-found: error
          retention-days: 3

  # ── Run Playwright tests against Chromium ──────────────────────────────────
  e2e-demo:
    name: E2E demo (${{ matrix.shardIndex }}/${{ matrix.shardTotal }})
    needs:
      - build-demo
      - prepare-container-dependencies
    runs-on: ubuntu-latest
    container:
      image: mcr.microsoft.com/playwright:v1.62.1-noble
      options: --user 1001 --ipc=host
    defaults:
      run:
        shell: bash
    timeout-minutes: 20
    strategy:
      fail-fast: false
      matrix:
        shardIndex:
          - 1
          - 2
        shardTotal:
          - 2
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Setup Node with shared dependencies
        uses: ./.github/actions/setup
        with:
          node-modules-cache: true
          node-modules-cache-key: node-modules-container-v1

      - name: Download demo build
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          name: demo-dist
          path: demo/dist/

      - name: Run Playwright demo tests
        run: yarn test:e2e:demo --shard=${{ matrix.shardIndex }}/${{ matrix.shardTotal }}
        timeout-minutes: 15

      - name: Upload demo blob report
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        if: always()
        with:
          name: blob-report-demo-${{ matrix.shardIndex }}
          path: test/e2e/reports/demo/
          if-no-files-found: warn
          retention-days: 3

  e2e-app:
    name: E2E app (${{ matrix.shardIndex }}/${{ matrix.shardTotal }})
    needs:
      - build-e2e-test-app
      - prepare-container-dependencies
    runs-on: ubuntu-latest
    container:
      image: mcr.microsoft.com/playwright:v1.62.1-noble
      options: --user 1001 --ipc=host
    defaults:
      run:
        shell: bash
    timeout-minutes: 20
    strategy:
      fail-fast: false
      matrix:
        shardIndex:
          - 1
          - 2
          - 3
          - 4
        shardTotal:
          - 4
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Setup Node with shared dependencies
        uses: ./.github/actions/setup
        with:
          node-modules-cache: true
          node-modules-cache-key: node-modules-container-v1

      - name: Download e2e test app build
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          name: e2e-test-app-dist
          path: test/e2e/app/dist/

      - name: Run Playwright app tests
        run: yarn test:e2e:app --shard=${{ matrix.shardIndex }}/${{ matrix.shardTotal }}
        timeout-minutes: 15

      - name: Upload app blob report
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        if: always()
        with:
          name: blob-report-app-${{ matrix.shardIndex }}
          path: test/e2e/reports/app/
          if-no-files-found: warn
          retention-days: 3

  e2e-gallery:
    name: E2E gallery (${{ matrix.shardIndex }}/${{ matrix.shardTotal }})
    needs:
      - build-gallery
      - prepare-container-dependencies
    runs-on: ubuntu-latest
    container:
      image: mcr.microsoft.com/playwright:v1.62.1-noble
      options: --user 1001 --ipc=host
    defaults:
      run:
        shell: bash
    timeout-minutes: 20
    strategy:
      fail-fast: false
      matrix:
        shardIndex:
          - 1
          - 2
          - 3
          - 4
        shardTotal:
          - 4
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Setup Node with shared dependencies
        uses: ./.github/actions/setup
        with:
          node-modules-cache: true
          node-modules-cache-key: node-modules-container-v1

      - name: Download gallery build
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          name: gallery-dist
          path: gallery/dist/

      - name: Run Playwright gallery tests
        run: yarn test:e2e:gallery --shard=${{ matrix.shardIndex }}/${{ matrix.shardTotal }}
        timeout-minutes: 15

      - name: Upload gallery blob report
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        if: always()
        with:
          name: blob-report-gallery-${{ matrix.shardIndex }}
          path: test/e2e/reports/gallery/
          if-no-files-found: warn
          retention-days: 3

  report:
    name: Report
    needs:
      - e2e-demo
      - e2e-app
      - e2e-gallery
    runs-on: ubuntu-latest
    if: ${{ always() }}
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: Check out files from GitHub
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Setup Node with shared dependencies
        uses: ./.github/actions/setup
        with:
          node-modules-cache: true

      - name: Download demo blob reports
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        continue-on-error: true
        with:
          pattern: blob-report-demo-*
          path: test/e2e/reports/demo/

      - name: Download app blob reports
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        continue-on-error: true
        with:
          pattern: blob-report-app-*
          path: test/e2e/reports/app/

      - name: Download gallery blob reports
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        continue-on-error: true
        with:
          pattern: blob-report-gallery-*
          path: test/e2e/reports/gallery/

      - name: Stage blobs for merge
        run: node test/e2e/collect-blob-reports.mjs

      - name: Merge blob reports
        run: npx playwright merge-reports -c test/e2e/playwright.merge.config.ts test/e2e/reports/blob

      - name: Upload merged HTML report
        id: upload-report
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        with:
          name: playwright-report
          path: test/e2e/reports/combined/
          retention-days: 14

      - name: Post report to PR
        if: >-
          github.event_name == 'pull_request' &&
          (needs.e2e-demo.result == 'failure' ||
          needs.e2e-app.result == 'failure' ||
          needs.e2e-gallery.result == 'failure')
        uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
        with:
          script: |
            const { default: postReportComment } = await import(
              `${process.env.GITHUB_WORKSPACE}/test/e2e/post-report-comment.mjs`
            );
            await postReportComment({ github, context, core });

      - name: Check suite results
        run: |
          failed=0
          for suite in \
            "demo:${{ needs.e2e-demo.result }}" \
            "app:${{ needs.e2e-app.result }}" \
            "gallery:${{ needs.e2e-gallery.result }}"; do
            name="${suite%%:*}"
            result="${suite#*:}"
            echo "E2E ${name}: ${result}"
            if [ "$result" != "success" ]; then
              failed=1
            fi
          done
          exit "$failed"