name: Build and Push Docker Image

on:
  workflow_run:
    workflows: ["tests"]
    types:
      - completed

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    env:
      RUNNER_TOOL_CACHE: /toolcache
      REVERB_APP_KEY: ${{ secrets.REVERB_APP_KEY }}
      REVERB_APP_SECRET: ${{ secrets.REVERB_APP_SECRET }}

    steps:
      - name: Check out repository code
        uses: actions/checkout@v4

      - name: Get version
        id: get_version
        run: echo "::set-output name=version::$(cat VERSION)"

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          registry: git.matthiasg.dev
          username: ninluc
          password: ${{ secrets.REGISTRY_TOKEN }}

      - name: Cache Docker layers (registry-backed)
        uses: actions/cache@v4
        with:
          path: /tmp/.buildx-cache
          key: buildx-cache-${{ github.sha }}
          restore-keys: |
            buildx-cache-

      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          file: Dockerfile
          push: true
          tags: git.matthiasg.dev/ninluc/perceptron-viewer/perceptron-viewer:latest, git.matthiasg.dev/ninluc/perceptron-viewer/perceptron-viewer:${{ steps.get_version.outputs.version }}

  # notify:
  #   needs: build
  #   runs-on: ubuntu-latest

  #   steps:
  #     - name: Notify Watchtower
  #       run: "curl -i -X POST -H \"Authorization: Bearer ${{ secrets.WATCHTOWER_TOKEN }}\" https://watchtower.beermaker.matthiasg.dev/v1/update"