name: Build (and tag) Images

on:
  push:
    branches:
    workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

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

      - name: Login to Container Registry
        uses: docker/login-action@v3
        with:
          registry: git.hamburg.ccc.de
          username: ${{ secrets.REGISTRY_USERNAME }}
          password: ${{ secrets.REGISTRY_TOKEN }}
      
      - name: Set image tags
        id: vars
        run: |
          if [ "${{ github.ref_name }}" = "main" ] && [ "${{ github.event_name }}" = "push" ]; then
            echo "tag=latest" >> $GITHUB_OUTPUT
          else
            echo "tag=${{ github.ref_name }}" >> $GITHUB_OUTPUT
          fi

      - name: Build web image
        run: |
          docker build -f ./Containerfile -t git.hamburg.ccc.de/ccchh/sunders/web:${{ steps.vars.outputs.tag }} .
        working-directory: ./web

      - name: Build data_handler image
        run: |
          docker build -f ./Containerfile -t git.hamburg.ccc.de/ccchh/sunders/data_handler:${{ steps.vars.outputs.tag }} .
        working-directory: ./data_handler

      - name: Push images to Container Registry
        run: |
          docker push git.hamburg.ccc.de/ccchh/sunders/web:${{ steps.vars.outputs.tag }}
          docker push git.hamburg.ccc.de/ccchh/sunders/data_handler:${{ steps.vars.outputs.tag }}
        if: github.event_name == 'push'

      - name: Update docker-compose.yml image tags
        run: |
          sed -i "s/:latest/:${{ steps.vars.outputs.tag }}/g" docker-compose.yml

      - name: Start Docker Compose services
        run: |
          docker compose up -d --wait
          docker compose down