ci.yml

name: CI

on:
  pull_request:
  push:
    branches: [ master ]

jobs:
  scan_ruby:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v7

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true

      - name: Scan for common Rails security vulnerabilities using static analysis
        run: bin/brakeman --no-pager
      
      - name: Scan for known security vulnerabilities in gems used
        run: bin/bundler-audit
      
  scan_js:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v7

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true

      - name: Scan for security vulnerabilities in JavaScript dependencies
        run: bin/importmap audit

  lint:
    runs-on: ubuntu-latest
    env:
      RUBOCOP_CACHE_ROOT: tmp/rubocop
    steps:
      - name: Checkout code
        uses: actions/checkout@v7

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true

      - name: Prepare RuboCop cache
        uses: actions/cache@v6
        env:
          DEPENDENCIES_HASH: ${{ hashFiles('.ruby-version', '**/.rubocop.yml', '**/.rubocop_todo.yml', 'Gemfile.lock') }}
        with:
          path: ${{ env.RUBOCOP_CACHE_ROOT }}
          key: rubocop-${{ runner.os }}-${{ env.DEPENDENCIES_HASH }}-${{ github.ref_name == github.event.repository.default_branch && github.run_id || 'default' }}
          restore-keys: |
            rubocop-${{ runner.os }}-${{ env.DEPENDENCIES_HASH }}-

      - name: Lint code for consistent style
        run: bin/rubocop -f github

  test:
    runs-on: ubuntu-latest

    services:
      postgres:
        image: postgres
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
        ports:
          - 5432:5432
        options: --health-cmd="pg_isready" --health-interval=10s --health-timeout=5s --health-retries=3

      # redis:
      #   image: valkey/valkey:8
      #   ports:
      #     - 6379:6379
      #   options: --health-cmd "redis-cli ping" --health-interval 10s --health-timeout 5s --health-retries 5

    steps:
      - name: Install packages
        run: sudo apt-get update && sudo apt-get install --no-install-recommends -y libpq-dev libvips

      - name: Checkout code
        uses: actions/checkout@v7

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true

      - name: Run tests
        env:
          RAILS_ENV: test
          DATABASE_URL: postgres://postgres:postgres@localhost:5432
          # RAILS_MASTER_KEY: ${{ secrets.RAILS_MASTER_KEY }}
          # REDIS_URL: redis://localhost:6379/0
        run: bin/rails db:test:prepare && bundle exec rspec spec/ --exclude-pattern "**/system/**/*_spec.rb"

  system-test:
    runs-on: ubuntu-latest

    services:
      postgres:
        image: postgres
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
        ports:
          - 5432:5432
        options: --health-cmd="pg_isready" --health-interval=10s --health-timeout=5s --health-retries=3

      # redis:
      #   image: valkey/valkey:8
      #   ports:
      #     - 6379:6379
      #   options: --health-cmd "redis-cli ping" --health-interval 10s --health-timeout 5s --health-retries 5

    steps:
      - name: Install packages
        run: sudo apt-get update && sudo apt-get install --no-install-recommends -y libpq-dev libvips

      - name: Checkout code
        uses: actions/checkout@v7

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true

      - name: Install Playwright browsers
        run: npx playwright install --with-deps chromium

      - name: Run System Tests
        env:
          RAILS_ENV: test
          DATABASE_URL: postgres://postgres:postgres@localhost:5432
          # RAILS_MASTER_KEY: ${{ secrets.RAILS_MASTER_KEY }}
          # REDIS_URL: redis://localhost:6379/0
        run: bin/rails db:test:prepare && bundle exec rspec --pattern "spec/system/**/*_spec.rb"

      - name: Keep screenshots from failed system tests
        uses: actions/upload-artifact@v7
        if: failure()
        with:
          name: screenshots
          path: ${{ github.workspace }}/tmp/screenshots
          if-no-files-found: ignore

  deploy:
    name: Deploy to production
    runs-on: ubuntu-latest
    needs: [lint, test, system-test, scan_ruby, scan_js]
    if: github.event_name == 'push'

    permissions:
      contents: read
      packages: write  # allows GITHUB_TOKEN to push to ghcr.io

    steps:
      - name: Checkout code
        uses: actions/checkout@v7

      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: Set up SSH agent
        uses: webfactory/ssh-agent@v0.10.0
        with:
          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}

      - name: Add server to known hosts
        run: echo "$SSH_KNOWN_HOSTS" >> ~/.ssh/known_hosts
        env:
          SSH_KNOWN_HOSTS: ${{ secrets.SSH_KNOWN_HOSTS }}

      - name: Write .kamal/secrets
        run: |
          printf '%s\n' \
            "RAILS_MASTER_KEY=$RAILS_MASTER_KEY" \
            "POSTGRES_PASSWORD=$POSTGRES_PASSWORD" \
            "BAASHB_DATABASE_PASSWORD=$POSTGRES_PASSWORD" \
            "HETZNER_STORAGE_ACCESS_KEY_ID=$HETZNER_STORAGE_ACCESS_KEY_ID" \
            "HETZNER_STORAGE_SECRET_ACCESS_KEY=$HETZNER_STORAGE_SECRET_ACCESS_KEY" \
            "HETZNER_STORAGE_ENDPOINT=$HETZNER_STORAGE_ENDPOINT" \
            "HETZNER_STORAGE_BUCKET=$HETZNER_STORAGE_BUCKET" \
            "KAMAL_REGISTRY_PASSWORD=$KAMAL_REGISTRY_PASSWORD" \
            > .kamal/secrets
        env:
          RAILS_MASTER_KEY: ${{ secrets.RAILS_MASTER_KEY }}
          POSTGRES_PASSWORD: ${{ secrets.POSTGRES_PASSWORD }}
          HETZNER_STORAGE_ACCESS_KEY_ID: ${{ vars.HETZNER_STORAGE_ACCESS_KEY_ID }}
          HETZNER_STORAGE_SECRET_ACCESS_KEY: ${{ secrets.HETZNER_STORAGE_SECRET_ACCESS_KEY }}
          HETZNER_STORAGE_ENDPOINT: ${{ vars.HETZNER_STORAGE_ENDPOINT }}
          HETZNER_STORAGE_BUCKET: ${{ vars.HETZNER_STORAGE_BUCKET }}
          KAMAL_REGISTRY_PASSWORD: ${{ secrets.GITHUB_TOKEN }}

      - name: Deploy
        run: bin/kamal deploy