name: Build and Push teamspeak-server Docker Images

on:
  push:
    branches:
      - main
  schedule:
    - cron: '30 */6 * * *'

jobs:
  check-digests:
    runs-on: docker-build
    outputs:
      alpine_changed: ${{ steps.set_output.outputs.alpine_changed }}
      debian_changed: ${{ steps.set_output.outputs.debian_changed }}

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

      - name: Get current base image digests
        id: get_digests
        run: |
          mkdir -p .cache
          
          alpine_digest=$(docker pull alpine:latest > /dev/null && docker inspect --format='{{index .RepoDigests 0}}' alpine:latest)
          debian_digest=$(docker pull gitea.fithwum.tech/fithwum/debian-base:bookworm > /dev/null && docker inspect --format='{{index .RepoDigests 0}}' gitea.fithwum.tech/fithwum/debian-base:bookworm)

          echo "alpine_digest=$alpine_digest" >> $GITHUB_ENV
          echo "debian_digest=$debian_digest" >> $GITHUB_ENV

          echo "$alpine_digest" > .cache/alpine.digest.new
          echo "$debian_digest" > .cache/debian.digest.new

          echo "::set-output name=alpine_digest::$alpine_digest"
          echo "::set-output name=debian_digest::$debian_digest"

      - name: Compare with previous digests
        id: set_output
        run: |
          alpine_changed=false
          debian_changed=false

          if [ ! -f .cache/alpine.digest.old ] || [ "$(cat .cache/alpine.digest.old)" != "$(cat .cache/alpine.digest.new)" ]; then
            alpine_changed=true
          fi

          if [ ! -f .cache/debian.digest.old ] || [ "$(cat .cache/debian.digest.old)" != "$(cat .cache/debian.digest.new)" ]; then
            debian_changed=true
          fi

          echo "alpine_changed=$alpine_changed" >> $GITHUB_OUTPUT
          echo "debian_changed=$debian_changed" >> $GITHUB_OUTPUT

      - name: Save new digests
        run: |
          mv .cache/alpine.digest.new .cache/alpine.digest.old
          mv .cache/debian.digest.new .cache/debian.digest.old

          git config user.name "${{ secrets.GIT_USERNAME }}"
          git config user.email "${{ secrets.GIT_EMAIL }}"
          git add .cache/*.digest.old
          git commit -m "Update digest cache" || echo "No changes to commit"
          git push

  build:
    needs: check-digests
    if: needs.check-digests.outputs.alpine_changed == 'true' || needs.check-digests.outputs.debian_changed == 'true'
    runs-on: docker-build

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

      - 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

      - name: Build and Push alpine image
        if: needs.check-digests.outputs.alpine_changed == 'true'
        run: |
          docker buildx build --platform linux/amd64 --push -t gitea.fithwum.tech/fithwum/teamspeak-server:alpine ./alpine

      - name: Build and Push basic image
        if: needs.check-digests.outputs.debian_changed == 'true'
        run: |
          docker buildx build --platform linux/amd64 --push -t gitea.fithwum.tech/fithwum/teamspeak-server:basic ./basic

      - name: Build and Push debian image
        if: needs.check-digests.outputs.debian_changed == 'true'
        run: |
          docker buildx build --platform linux/amd64 --push -t gitea.fithwum.tech/fithwum/teamspeak-server:debian ./debian




















# name: Build and Push teamspeak-server Docker Images

# on:
#   push:
#     branches:
#       - main

# 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=teamspeak-server
          
#           # Set the tag based on the folder name (alpine, basic, debian)
#           IMAGE_TAG_ALPINE=alpine
#           IMAGE_TAG_BASIC=basic
#           IMAGE_TAG_DEBIAN=debian

#           echo "IMAGE_TAG_ALPINE=${IMAGE_TAG_ALPINE}" >> $GITHUB_ENV
#           echo "IMAGE_TAG_BASIC=${IMAGE_TAG_BASIC}" >> $GITHUB_ENV
#           echo "IMAGE_TAG_DEBIAN=${IMAGE_TAG_DEBIAN}" >> $GITHUB_ENV
          
#           # Set image names for each subfolder Dockerfile
#           IMAGE_ALPINE=${IMAGE_REGISTRY}/${IMAGE_ORG}/${IMAGE_REPO}:${IMAGE_TAG_ALPINE}
#           IMAGE_BASIC=${IMAGE_REGISTRY}/${IMAGE_ORG}/${IMAGE_REPO}:${IMAGE_TAG_BASIC}
#           IMAGE_DEBIAN=${IMAGE_REGISTRY}/${IMAGE_ORG}/${IMAGE_REPO}:${IMAGE_TAG_DEBIAN}

#           echo "IMAGE_ALPINE=${IMAGE_ALPINE}" >> $GITHUB_ENV
#           echo "IMAGE_BASIC=${IMAGE_BASIC}" >> $GITHUB_ENV
#           echo "IMAGE_DEBIAN=${IMAGE_DEBIAN}" >> $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 alpine Docker Image
#       - name: Build and Push alpine Docker Image
#         run: |
#           docker buildx build --platform linux/amd64 --push -t ${{ env.IMAGE_ALPINE }} ./alpine

#       # Build and Push basic Docker Image
#       - name: Build and Push basic Docker Image
#         run: |
#           docker buildx build --platform linux/amd64 --push -t ${{ env.IMAGE_BASIC }} ./basic

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