name: Build and Publish

on:
  push:
    branches:
      - master
      - main
    tags:
      - 'v*.*.*'

env:
  IMAGE_NAME: ultradesu/web-petting

jobs:
  build_docker:
    name: Build and Publish Docker Image
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

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

      - name: Login to Docker Hub
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Extract metadata
        id: meta
        run: |
          VERSION=$(grep '^version' Cargo.toml | head -1 | cut -d'"' -f2)
          echo "cargo_version=${VERSION}" >> $GITHUB_OUTPUT

          if [[ "${{ github.ref }}" == refs/tags/* ]]; then
            TAG_NAME=${GITHUB_REF#refs/tags/}
            echo "docker_tags=${IMAGE_NAME}:${TAG_NAME},${IMAGE_NAME}:${VERSION},${IMAGE_NAME}:latest" >> $GITHUB_OUTPUT
          elif [[ "${{ github.ref }}" == refs/heads/* ]]; then
            BRANCH=${GITHUB_REF#refs/heads/}
            echo "docker_tags=${IMAGE_NAME}:${BRANCH},${IMAGE_NAME}:${VERSION},${IMAGE_NAME}:$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
          else
            echo "docker_tags=${IMAGE_NAME}:$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
          fi

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.docker_tags }}
          cache-from: type=registry,ref=${{ IMAGE_NAME }}:buildcache
          cache-to: type=registry,ref=${{ IMAGE_NAME }}:buildcache,mode=max