name: ocelot.social end-to-end test CI

on: push

jobs:
  prepare_neo4j_image:
    name: Fullstack | prepare neo4j image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.1.7

      - name: Build docker image
        run: |
          docker build --target community -t "ocelotsocialnetwork/neo4j-community:test" neo4j/
          docker save "ocelotsocialnetwork/neo4j-community:test" > /tmp/neo4j.tar
      
      - name: Cache docker image
        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.0.2
        with:
          path: /tmp/neo4j.tar
          key: ${{ github.run_id }}-e2e-neo4j-cache

  prepare_backend_image:
    name: Fullstack | prepare backend image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.1.7

      - name: Build docker image
        run: |
          docker build --target test -t "ocelotsocialnetwork/backend:test" backend/
          docker save "ocelotsocialnetwork/backend:test" > /tmp/backend.tar
      
      - name: Cache docker image
        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.0.2
        with:
          path: /tmp/backend.tar
          key: ${{ github.run_id }}-e2e-backend-cache

  prepare_webapp_image:
    name: Fullstack | prepare webapp image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.1.7

      - name: Build docker image
        run: |
          docker build --target test -t "ocelotsocialnetwork/webapp:test" webapp/
          docker save "ocelotsocialnetwork/webapp:test" > /tmp/webapp.tar
      
      - name: Cache docker image        
        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.0.2
        with:
          path: /tmp/webapp.tar
          key: ${{ github.run_id }}-e2e-webapp-cache

  prepare_cypress:
    name: Fullstack | prepare cypress
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.1.7

      - name: Copy env files
        run: |
          cp webapp/.env.template webapp/.env
          cp backend/.env.test_e2e backend/.env

      - name: Install cypress requirements
        run: |
          wget --no-verbose -O /opt/cucumber-json-formatter "https://github.com/cucumber/json-formatter/releases/download/v19.0.0/cucumber-json-formatter-linux-386"
          cd backend
          yarn install
          yarn build
          cd ..
          yarn install
      
      - name: Cache docker image
        
        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.0.2
        with:
          path: |
            /opt/cucumber-json-formatter
            /home/runner/.cache/Cypress
            /home/runner/work/Ocelot-Social/Ocelot-Social
          key: ${{ github.run_id }}-e2e-cypress

  fullstack_tests:
    name: Fullstack | tests
    if: success()
    needs: [prepare_neo4j_image, prepare_backend_image, prepare_webapp_image, prepare_cypress]
    runs-on: ubuntu-latest
    env:
      jobs: 8
    strategy:
      matrix:
        # run copies of the current job in parallel
        job: [1, 2, 3, 4, 5, 6, 7, 8]
    steps:
      - name: Restore cypress cache
        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.0.2
        with:
          path: |
            /opt/cucumber-json-formatter
            /home/runner/.cache/Cypress
            /home/runner/work/Ocelot-Social/Ocelot-Social
          key: ${{ github.run_id }}-e2e-cypress
          restore-keys: ${{ github.run_id }}-e2e-cypress

      - name: Restore neo4j cache
        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.0.2
        with:
          path: /tmp/neo4j.tar
          key: ${{ github.run_id }}-e2e-neo4j-cache

      - name: Restore backend cache
        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.0.2
        with:
          path: /tmp/backend.tar
          key: ${{ github.run_id }}-e2e-backend-cache

      - name: Restore webapp cache
        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.0.2
        with:
          path: /tmp/webapp.tar
          key: ${{ github.run_id }}-e2e-webapp-cache
          
      - name: Boot up test system | docker compose
        run: |
          chmod +x /opt/cucumber-json-formatter
          sudo ln -fs /opt/cucumber-json-formatter /usr/bin/cucumber-json-formatter
          docker load < /tmp/neo4j.tar
          docker load < /tmp/backend.tar
          docker load < /tmp/webapp.tar
          docker compose -f docker-compose.yml -f docker-compose.test.yml up --build --detach webapp mailserver
          sleep 90s

      - name: Full stack tests | run tests
        id: e2e-tests
        run: yarn run cypress:run --spec $(cypress/parallel-features.sh ${{ matrix.job }} ${{ env.jobs }} )

      - name: Full stack tests | if tests failed, compile html report
        if: ${{ failure() && steps.e2e-tests.conclusion == 'failure' }}
        run: |
          cd cypress/
          node create-cucumber-html-report.js

      - name: Full stack tests | if tests failed, upload report
        id: e2e-report
        if: ${{ failure() && steps.e2e-tests.conclusion == 'failure' }}
        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
        with:
          name: ocelot-e2e-test-report-pr${{ needs.docker_preparation.outputs.pr-number }}
          path: /home/runner/work/Ocelot-Social/Ocelot-Social/cypress/reports/cucumber_html_report

  cleanup_cache:
    name: Cleanup Cache
    needs: fullstack_tests
    runs-on: ubuntu-latest
    continue-on-error: true
    steps:
      - name: Checkout code
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.1.7
      
      - name: Full stack tests | cleanup cache
        run: |
          cacheKeys=$(gh cache list --json key --jq '.[] | select(.key | startswith("${{ github.run_id }}-e2e-")) | .key')
          set +e
          echo "Deleting caches..."
          for cacheKey in $cacheKeys
          do
            gh cache delete "$cacheKey"
          done
          echo "Done"
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}