name: Build & release Docker images

on:
  push:
    branches:
      - "**"
    tags:
      - 'v*'
    paths:
      - 'cmd/seaweedfs-csi-driver/Dockerfile'
      - 'cmd/seaweedfs-csi-driver/*.go'
      - 'pkg/driver/**'
      - 'go.*'
      - '.github/**'

  # Build on PR
  pull_request:

  # Allow trigger for external PRs
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Fetch history
        run: git fetch --prune --unshallow

      - name: Configure Git
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

      - name: Get the current tag name
        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" | sed 's/\//_/g' >> $GITHUB_ENV

      - name: Setup QEMU
        uses: docker/setup-qemu-action@v1

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

      - name: Login to DockerHub
        if: ${{ startsWith(github.ref, 'refs/tags/') }}
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Login to GitHub Container Registry
        if: ${{ startsWith(github.ref, 'refs/tags/') }}
        uses: docker/login-action@v1 
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Annotate Docker images
        if: ${{ startsWith(github.ref, 'refs/tags/') }}
        id: docker_meta
        uses: crazy-max/ghaction-docker-meta@v1
        with:
          images: ${{ github.repository }}

      - name: Build Docker image
        uses: docker/build-push-action@v2
        with:
          context: .
          file: ./cmd/seaweedfs-csi-driver/Dockerfile
          platforms: linux/amd64
          push: false
          labels: ${{ steps.docker_meta.outputs.labels }}
          tags: ${{ github.repository }}:${{ env.RELEASE_VERSION }}

      - name: Publish Docker image to DockerHub & GitHub Container Registry
        uses: docker/build-push-action@v2
        with:
          context: .
          file: ./cmd/seaweedfs-csi-driver/Dockerfile
          platforms: linux/amd64
          push: ${{ startsWith(github.ref, 'refs/tags/') }}
          labels: ${{ steps.docker_meta.outputs.labels }}
          tags: |
            ${{ github.repository }}:${{ env.RELEASE_VERSION }}
            ghcr.io/${{ github.repository }}:${{ env.RELEASE_VERSION }}

      - name: Update DockerHub repo description
        if: ${{ startsWith(github.ref, 'refs/tags/') }}
        uses: peter-evans/dockerhub-description@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}
          repository: ${{ github.repository }}

      - name: Create Release
        if: ${{ startsWith(github.ref, 'refs/tags/') }}
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref }}
          release_name: Release ${{ env.RELEASE_VERSION }}