name: Go CD

on:
  push:
    branches: [main]
    tags: ["v*"]

jobs:
  build-and-push:
    name: Build and Push Docker Image
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Check out code
        uses: actions/checkout@v4

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

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=ref,event=branch
            type=ref,event=tag
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=sha,format=long

      - name: Build and push
        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

  deploy-staging:
    name: Deploy to Staging
    needs: build-and-push
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/v')

    steps:
      - name: Check out code
        uses: actions/checkout@v4

      # This step runs the deployment command from the Makefile.
      # You will need to add secrets to your GitHub repository for this to work.
      # For example, SSH_PRIVATE_KEY, STAGING_HOST, etc.
      - name: Deploy to staging
        run: make deploy-staging
        env:
          # Example of how you might pass the tag to the makefile
          TAG: ${{ github.ref_name }}
          # Add other environment variables/secrets needed for deployment
          # STAGING_HOST: ${{ secrets.STAGING_HOST }}
          # STAGING_USER: ${{ secrets.STAGING_USER }}
          # SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}