name: Build and Push Docker Image

on:
  push:
    branches:
      - main
      - master
    paths:
      - 'server.js'
      - 'package.json'
      - 'package-lock.json'
      - 'Dockerfile'
      - 'docker-compose.yml'
      - 'db/**'
      - 'public/**'
      - '.gitea/workflows/**'
      - '!public/**/*.md'
      - '!**/*.md'
      - '!.gitea/workflows/**'
      - '!.gitignore'
  pull_request:
    branches:
      - main
      - master
    paths:
      - 'server.js'
      - 'package.json'
      - 'package-lock.json'
      - 'Dockerfile'
      - 'docker-compose.yml'
      - 'db/**'
      - 'public/**'
      - '.gitea/workflows/**'
      - '!public/**/*.md'
      - '!**/*.md'
      - '!.gitea/workflows/**'
      - '!.gitignore'

env:
  REGISTRY: ${{ secrets.REGISTRY || 'gitea.fx-se.de' }}
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    runs-on: ubuntu-latest
    
    steps:
#      - name: Cache Gitea Actions
#        uses: actions/cache@v3
#        with:
#          path: |
#            ~/.cache/actcache
#            ~/.cache/act
#          key: ${{ runner.os }}-act-${{ hashFiles('**/.gitea/workflows/*.yml') }}
#          restore-keys: |
#            ${{ runner.os }}-act-
      
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Log in to Gitea Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.PACKAGE_TOKEN }}
      
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=sha,format=short,prefix=
            type=raw,value=latest,enable={{is_default_branch}}
      
      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          push: true
          platforms: linux/amd64,linux/arm64
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          build-args: |
            COMMIT_HASH=${{ github.sha }}
            BUILD_DATE=${{ github.event.head_commit.timestamp }}
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
          cache-to: type=inline
      
      - name: Image digest
        run: echo "Image pushed with digest ${{ steps.meta.outputs.digest }}"