name: Build and Publish Docker Image

on:
  release:
    types: [published]
  pull_request:
    branches: [main]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}
  DOCKERHUB_REGISTRY: docker.io
  DOCKERHUB_IMAGE_NAME: variantconst/openwebui-monitor

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      # 检出代码
      - name: Checkout repository
        uses: actions/checkout@v4

      # 设置 QEMU（支持多平台）
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      # 设置 Docker Buildx（支持多平台构建）
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      # 登录到 GitHub Container Registry (GHCR)
      - name: Log into GHCR
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      # 登录到 Docker Hub
      - name: Log into Docker Hub
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ${{ env.DOCKERHUB_REGISTRY }}
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      # 提取 Docker 元数据
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
            ${{ env.DOCKERHUB_REGISTRY }}/${{ env.DOCKERHUB_IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=sha
            type=raw,value=latest,enable={{is_default_branch}}

      # 构建并推送到 GHCR 和 Docker Hub
      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          provenance: false