name: Docker Image CI

on:
  push:
    branches:
      - "main"
    tags:
      - "*" # This triggers the workflow on any tag push

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    container:
      image: catthehacker/ubuntu:act-latest

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

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

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: gitea.calahilstudios.com
          username: ${{ secrets.REGISTRY_USER }}
          password: ${{ secrets.REGISTRY_TOKEN }}

      - name: Prepare tags
        id: prepare_tags
        run: |
          # The image reference for your Gitea registry
          IMAGE_REF=gitea.calahilstudios.com/calahil/backupbot

          # The main tags: latest and commit SHA
          TAGS="${IMAGE_REF}:latest,${IMAGE_REF}:${{ gitea.sha }}"

          # If the event is a tag push, add the git tag as a tag
          if [[ "${{ gitea.ref_type }}" == "tag" ]]; then
            GIT_TAG_NAME=$(basename "${{ gitea.ref }}")
            TAGS="${TAGS},${IMAGE_REF}:${GIT_TAG_NAME}"
          fi

          # Set the tags as a step output
          echo "DOCKER_TAGS=${TAGS}" >> $GITEA_ENV

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          tags: ${{ steps.prepare_tags.outputs.DOCKER_TAGS }}