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

on: push

jobs:
  prepare_backend_environment:
    name: Fullstack | prepare backend environment
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3

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

      - name: Neo4J | Build image
        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6
        with:
          context: neo4j
          file: neo4j/Dockerfile
          target: community
          load: true
          tags: ghcr.io/ocelot-social-community/ocelot-social/neo4j:community
          cache-from: type=gha,scope=neo4j
          cache-to: type=gha,mode=max,scope=neo4j

      - name: Backend | Build image
        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6
        with:
          context: backend
          file: backend/Dockerfile
          target: test
          load: true
          tags: ghcr.io/ocelot-social-community/ocelot-social/backend:test
          cache-from: type=gha,scope=backend-test
          cache-to: type=gha,mode=max,scope=backend-test

      - name: Pull third-party images
        run: |
          docker pull quay.io/minio/minio:latest
          docker pull quay.io/minio/mc:latest
          docker pull maildev/maildev:latest

      - name: Save all images
        run: |
          docker save "ghcr.io/ocelot-social-community/ocelot-social/backend:test" > /tmp/backend.tar
          docker save "ghcr.io/ocelot-social-community/ocelot-social/neo4j:community" > /tmp/neo4j.tar
          docker save "quay.io/minio/minio:latest" > /tmp/minio.tar
          docker save "quay.io/minio/mc:latest" > /tmp/minio-mc.tar
          docker save "maildev/maildev:latest" > /tmp/mailserver.tar

      - name: Cache docker images
        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v4.0.2
        with:
          path: |
            /tmp/backend.tar
            /tmp/neo4j.tar
            /tmp/minio.tar
            /tmp/minio-mc.tar
            /tmp/mailserver.tar
          key: ${{ github.run_id }}-e2e-backend-environment-cache

  prepare_webapp_image:
    name: Fullstack | prepare webapp image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3

      - name: Webapp | Build 'test' image
        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6
        with:
          context: .
          file: webapp/Dockerfile
          target: test
          load: true
          tags: ghcr.io/ocelot-social-community/ocelot-social/webapp:test
          cache-from: type=gha,scope=webapp-test
          cache-to: type=gha,mode=max,scope=webapp-test

      - name: Save image for test jobs
        run: docker save "ghcr.io/ocelot-social-community/ocelot-social/webapp:test" > /tmp/webapp.tar

      - name: Cache docker image
        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # 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: Delete huge unnecessary tools folder
        run: rm -rf /opt/hostedtoolcache

      - name: Checkout code
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - name: Setup Node.js
        uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
        with:
          node-version-file: 'backend/.nvmrc'
          cache: 'yarn'

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

      - name: Install cypress requirements
        run: |
          sudo wget --no-verbose -O /opt/cucumber-json-formatter "https://github.com/cucumber/json-formatter/releases/download/v19.0.0/cucumber-json-formatter-linux-386"
          sudo chmod +x /opt/cucumber-json-formatter
          cd backend
          yarn install
          yarn build
          cd ..
          yarn install
      
      - name: Cache docker image
        
        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # 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

  list_features:
    name: List Feature Files
    runs-on: ubuntu-latest
    outputs:
      features: ${{ steps.list.outputs.features }}
    steps:
      - name: Checkout code
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - name: List feature files
        id: list
        run: |
          FEATURES=$(find cypress/e2e/ -maxdepth 1 -name "*.feature" -printf '%f\n' | sort | jq -R -s -c 'split("\n") | map(select(length > 0))')
          echo "features=$FEATURES" >> $GITHUB_OUTPUT

  fullstack_tests:
    name: E2E | ${{ matrix.feature }}
    if: success()
    needs: [prepare_backend_environment, prepare_webapp_image, prepare_cypress, list_features]
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        feature: ${{ fromJson(needs.list_features.outputs.features) }}
    steps:
      - name: Delete huge unnecessary tools folder
        run: rm -rf /opt/hostedtoolcache

      - name: Checkout code
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - name: Setup Node.js
        uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
        with:
          node-version-file: 'backend/.nvmrc'
          cache: 'yarn'

      - name: Restore cypress cache
        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # 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 backend environment cache
        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v4.0.2
        with:
          path: |
            /tmp/backend.tar
            /tmp/neo4j.tar
            /tmp/minio.tar
            /tmp/minio-mc.tar
            /tmp/mailserver.tar
          key: ${{ github.run_id }}-e2e-backend-environment-cache

      - name: Restore webapp cache
        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # 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/minio.tar
          docker load < /tmp/minio-mc.tar
          docker load < /tmp/mailserver.tar
          docker load < /tmp/webapp.tar
          docker compose -f docker-compose.yml -f docker-compose.test.yml up --detach backend mailserver webapp

          echo "Waiting for backend (max 120s)..."
          timeout 120 bash -c 'until curl -sf -X POST -H "Content-Type: application/json" -d "{\"query\":\"{__typename}\"}" http://localhost:4000 > /dev/null 2>&1; do sleep 5; done'
          echo "Backend is ready."

          echo "Waiting for webapp (max 120s)..."
          timeout 120 bash -c 'until curl -sf http://localhost:3000 > /dev/null 2>&1; do sleep 5; done'
          echo "Webapp is ready."

      - name: Full stack tests | run tests
        id: e2e-tests
        run: yarn run cypress:run --spec "cypress/e2e/${{ matrix.feature }}"

      - 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: ${{ failure() && steps.e2e-tests.conclusion == 'failure' }}
        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
        with:
          name: e2e-report-${{ matrix.feature }}
          path: /home/runner/work/Ocelot-Social/Ocelot-Social/cypress/reports/cucumber_html_report

  e2e_status:
    name: E2E | Status
    if: always()
    needs: [fullstack_tests]
    runs-on: ubuntu-latest
    steps:
      - name: Check E2E results
        run: |
          if [ "${{ needs.fullstack_tests.result }}" != "success" ]; then
            echo "E2E tests failed or were cancelled (result: ${{ needs.fullstack_tests.result }})"
            exit 1
          fi