name: Build and Push Docker Image

on:
  push:
    branches:
      - main
    tags:
      - 'v*.*.*'

jobs:
  test:
    runs-on: docker
    container:
      image: ruby:3.3-alpine
    defaults:
      run:
        working-directory: ./app

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install system dependencies
        run: |
          apk add --no-cache build-base libffi-dev linux-headers postgresql-dev git

      - name: Install Ruby dependencies
        run: |
          gem install bundler -v 2.6.7
          bundle config path vendor/bundle
          bundle install --jobs 4 --retry 3

      - name: Run RSpec tests
        run: |
          mkdir -p tmp
          bundle exec rspec \
            --format progress \
            --format RspecJunitFormatter \
            --out tmp/rspec_results.xml

      - name: Upload test results
        uses: actions/upload-artifact@v4
        if: always()
        with:
          name: rspec-results
          path: app/tmp/rspec_results.xml

  build:
    needs: test
    runs-on: docker
    if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/'))

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

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

      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ secrets.DOCKER_IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=raw,value=latest,enable={{is_default_branch}}

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max