# on:
#     workflow_dispatch:
on:
  push:
  workflow_dispatch:

jobs:
  central_controller:
    name: Central Controller Build
    strategy:
      matrix:
        runner: [gha-runner-x64, gha-runner-arm64]
    runs-on: ${{ matrix.runner }}
    steps:
    - name: checkout
      uses: actions/checkout@v4
  
    - name: GCP Auth
      uses: google-github-actions/auth@v2
      with:
        credentials_json: ${{ secrets.DOCKER_REGISTRY_WRITER}}
  
    - name: Set up GCloud CLI
      uses: google-github-actions/setup-gcloud@v2

    - name: Docker Auth
      run: gcloud auth configure-docker us-central1-docker.pkg.dev --quiet

    - name: Get branch name and sanitize
      id: branch
      run: |
        BRANCH_NAME="${GITHUB_REF##*/}"
        SANITIZED_BRANCH="${BRANCH_NAME//\//-}"
        echo "branch_name=$SANITIZED_BRANCH" >> $GITHUB_OUTPUT
    
    - name: Get short git commit SHA
      id: sha
      run: |
        calculatedSha=$(git rev-parse --short ${{ github.sha }})
        echo "COMMIT_SHORT_SHA=$calculatedSha" >> $GITHUB_ENV

    - name: Build & Push Docker Image
      run: |
        docker build -t us-central1-docker.pkg.dev/zerotier-421eb9/docker-images/ztcentral-controller:${{ env.COMMIT_SHORT_SHA }}-${{ steps.branch.outputs.branch_name }}-${{ runner.arch }} -f ext/central-controller-docker/Dockerfile.new . --push
            
  multi-arch-docker:
    runs-on: gha-runner-x64
    needs: central_controller
    steps:
    - name: Checkout
      uses: actions/checkout@v4

    - name: GCP Auth
      uses: google-github-actions/auth@v2
      with:
        credentials_json: ${{ secrets.DOCKER_REGISTRY_WRITER}}

    - name: Set up GCloud CLI
      uses: google-github-actions/setup-gcloud@v2

    - name: Docker Auth
      run: gcloud auth configure-docker us-central1-docker.pkg.dev --quiet

    - name: Get branch name and sanitize
      id: branch
      run: |
        BRANCH_NAME="${GITHUB_REF##*/}"
        SANITIZED_BRANCH="${BRANCH_NAME//\//-}"
        echo "branch_name=$SANITIZED_BRANCH" >> $GITHUB_OUTPUT
    
    - name: Get short git commit SHA
      id: sha
      run: |
        calculatedSha=$(git rev-parse --short ${{ github.sha }})
        echo "COMMIT_SHORT_SHA=$calculatedSha" >> $GITHUB_ENV

    - name: Create and push multi-arch manifest
      run: |
        docker manifest create us-central1-docker.pkg.dev/zerotier-421eb9/docker-images/ztcentral-controller:${{ env.COMMIT_SHORT_SHA }}-${{ steps.branch.outputs.branch_name }} \
          --amend us-central1-docker.pkg.dev/zerotier-421eb9/docker-images/ztcentral-controller:${{ env.COMMIT_SHORT_SHA }}-${{ steps.branch.outputs.branch_name }}-X64 \
          --amend us-central1-docker.pkg.dev/zerotier-421eb9/docker-images/ztcentral-controller:${{ env.COMMIT_SHORT_SHA }}-${{ steps.branch.outputs.branch_name }}-ARM64
        docker manifest push us-central1-docker.pkg.dev/zerotier-421eb9/docker-images/ztcentral-controller:${{ env.COMMIT_SHORT_SHA }}-${{ steps.branch.outputs.branch_name }}