name: Build and Push EdgeNode Docker Image

on:
  push:
    tags:
      - 'v*'
    branches:
      - master
      - main
  pull_request:
    branches:
      - master
      - main
  workflow_dispatch:
    inputs:
      build_type:
        description: 'Build type (community or plus)'
        required: true
        default: 'community'
        type: choice
        options:
          - community
          - plus

env:
  REGISTRY_GHCR: ghcr.io
  IMAGE_NAME_GHCR: ${{ github.repository }}
  REGISTRY_DOCKER: docker.io
  IMAGE_NAME_DOCKER: ${{ secrets.DOCKER_HUB_USERNAME }}/edge-node

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    
    strategy:
      matrix:
        include:
          - platform: linux/amd64
            arch: amd64
          - platform: linux/arm64
            arch: arm64

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

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

      - name: Log in to GitHub Container Registry
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY_GHCR }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Log in to Docker Hub
        if: github.event_name != 'pull_request' && secrets.DOCKER_HUB_USERNAME != ''
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ${{ env.REGISTRY_GHCR }}/${{ env.IMAGE_NAME_GHCR }}
            ${{ env.REGISTRY_DOCKER }}/${{ env.IMAGE_NAME_DOCKER }}
          tags: |
            type=ref,event=branch
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=sha,prefix={{branch}}-
            type=raw,value=latest,enable={{is_default_branch}}

      - name: Determine build type
        id: build_type
        run: |
          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
            echo "build_type=${{ inputs.build_type }}" >> $GITHUB_OUTPUT
          else
            echo "build_type=community" >> $GITHUB_OUTPUT
          fi

      - name: Build and push GHCR
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          platforms: ${{ matrix.platform }}
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          build-args: |
            VERSION=${{ github.ref_name }}
            BUILD_TYPE=${{ steps.build_type.outputs.build_type }}
            TARGETARCH=${{ matrix.arch }}

  publish-manifest:
    runs-on: ubuntu-latest
    needs: build
    if: github.event_name != 'pull_request'
    permissions:
      contents: read
      packages: write

    steps:
      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY_GHCR }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Create manifest for GHCR
        run: |
          docker manifest create \
            ${{ env.REGISTRY_GHCR }}/${{ env.IMAGE_NAME_GHCR }}:${{ github.ref_name }} \
            --amend ${{ env.REGISTRY_GHCR }}/${{ env.IMAGE_NAME_GHCR }}:${{ github.ref_name }}-amd64 \
            --amend ${{ env.REGISTRY_GHCR }}/${{ env.IMAGE_NAME_GHCR }}:${{ github.ref_name }}-arm64
          docker manifest push ${{ env.REGISTRY_GHCR }}/${{ env.IMAGE_NAME_GHCR }}:${{ github.ref_name }}

      - name: Log in to Docker Hub
        if: secrets.DOCKER_HUB_USERNAME != ''
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}

      - name: Create manifest for Docker Hub
        if: secrets.DOCKER_HUB_USERNAME != ''
        run: |
          docker manifest create \
            ${{ env.REGISTRY_DOCKER }}/${{ env.IMAGE_NAME_DOCKER }}:${{ github.ref_name }} \
            --amend ${{ env.REGISTRY_DOCKER }}/${{ env.IMAGE_NAME_DOCKER }}:${{ github.ref_name }}-amd64 \
            --amend ${{ env.REGISTRY_DOCKER }}/${{ env.IMAGE_NAME_DOCKER }}:${{ github.ref_name }}-arm64
          docker manifest push ${{ env.REGISTRY_DOCKER }}/${{ env.IMAGE_NAME_DOCKER }}:${{ github.ref_name }}