name: Build and Push Multi-Arch Docker Images

on:
  push:
    branches:
      - main
    paths:
      - 'debian/buster/**'
      - 'debian/bullseye/**'
      - 'debian/bookworm/**'
      - 'debian/docker-build/**'

jobs:
  build:
    runs-on: docker-build

    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set image tags and names
        id: vars
        run: |
          IMAGE_REGISTRY=gitea.fithwum.tech
          IMAGE_ORG=fithwum
          IMAGE_REPO=base-image
          IMAGE_NAME=debian
          
          # Set the tag based on the folder name (buster, bullseye, bookworm, docker-build)
          IMAGE_TAG_BUSTER=buster
          IMAGE_TAG_BULLSEYE=bullseye
          IMAGE_TAG_BOOKWORM=bookworm
          IMAGE_TAG_DOCKER_BUILD=docker-build

          echo "IMAGE_TAG_BUSTER=${IMAGE_TAG_BUSTER}" >> $GITHUB_ENV
          echo "IMAGE_TAG_BULLSEYE=${IMAGE_TAG_BULLSEYE}" >> $GITHUB_ENV
          echo "IMAGE_TAG_BOOKWORM=${IMAGE_TAG_BOOKWORM}" >> $GITHUB_ENV
          echo "IMAGE_TAG_DOCKER_BUILD=${IMAGE_TAG_DOCKER_BUILD}" >> $GITHUB_ENV
          
          # Set image names for each subfolder Dockerfile
          IMAGE_BUSTER=${IMAGE_REGISTRY}/${IMAGE_ORG}/${IMAGE_REPO}/${IMAGE_NAME}:${IMAGE_TAG_BUSTER}
          IMAGE_BULLSEYE=${IMAGE_REGISTRY}/${IMAGE_ORG}/${IMAGE_REPO}/${IMAGE_NAME}:${IMAGE_TAG_BULLSEYE}
          IMAGE_BOOKWORM=${IMAGE_REGISTRY}/${IMAGE_ORG}/${IMAGE_REPO}/${IMAGE_NAME}:${IMAGE_TAG_BOOKWORM}
          IMAGE_DOCKER_BUILD=${IMAGE_REGISTRY}/${IMAGE_ORG}/${IMAGE_REPO}/${IMAGE_NAME}:${IMAGE_TAG_DOCKER_BUILD}

          echo "IMAGE_BUSTER=${IMAGE_BUSTER}" >> $GITHUB_ENV
          echo "IMAGE_BULLSEYE=${IMAGE_BULLSEYE}" >> $GITHUB_ENV
          echo "IMAGE_BOOKWORM=${IMAGE_BOOKWORM}" >> $GITHUB_ENV
          echo "IMAGE_DOCKER_BUILD=${IMAGE_DOCKER_BUILD}" >> $GITHUB_ENV

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

      - name: Log in to Gitea Registry
        run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login gitea.fithwum.tech -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin

      # Build and Push Docker Images for buster, bullseye, bookworm, docker-build
      - name: Build and Push buster Docker Image
        run: |
          docker buildx build --platform linux/amd64,linux/arm64 --push -t ${IMAGE_BUSTER} ./debian/buster

      - name: Build and Push bullseye Docker Image
        run: |
          docker buildx build --platform linux/amd64 --push -t ${IMAGE_BULLSEYE} ./debian/bullseye

      - name: Build and Push bookworm Docker Image
        run: |
          docker buildx build --platform linux/amd64 --push -t ${IMAGE_BOOKWORM} ./debian/bookworm

      - name: Build and Push docker-build Docker Image
        run: |
          docker buildx build --platform linux/amd64 --push -t ${IMAGE_DOCKER_BUILD} ./debian/docker-build