name: Build and Push Docker Image

on:
  workflow_dispatch:
    inputs:
      version:
        description: "application version for OpenViking"
        required: true
        type: string
  push:
    branches: [ "main" ]
    tags: [ "v*.*.*" ]
  pull_request:
    branches: [ "main" ]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      attestations: write
      id-token: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          submodules: recursive

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

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

      - name: Build and push Docker image
        id: push
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: ${{ github.ref_type == 'tag' || github.event_name == 'workflow_dispatch' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          build-args: |
            # fallback to 0.0.0 if no version is provided
            OPENVIKING_VERSION=${{ (github.event_name == 'workflow_dispatch' && github.event.inputs.version) || (github.ref_type == 'tag' && github.ref_name) || '0.0.0' }}
