name: Offline Package

on:
  workflow_dispatch:
    inputs:
      image_tag:
        description: "Docker image tag. Defaults to the current tag name or short commit SHA."
        required: false
        default: ""
      platform:
        description: "Target platform for the offline package."
        required: false
        default: "linux/amd64"
  push:
    tags:
      - "v*"

permissions:
  contents: read

jobs:
  package:
    name: Build Offline Package
    runs-on: ubuntu-latest
    timeout-minutes: 180
    env:
      DOCKER_BUILDKIT: "1"
      REQUESTED_IMAGE_TAG: ${{ inputs.image_tag }}
      REQUESTED_PLATFORM: ${{ inputs.platform }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Docker CLI and buildx
        run: |
          if command -v docker >/dev/null 2>&1 && docker buildx version >/dev/null 2>&1; then
            docker version
            docker buildx version
            exit 0
          fi

          apt-get update
          apt-get install -y ca-certificates curl gnupg
          install -m 0755 -d /etc/apt/keyrings
          curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
          chmod a+r /etc/apt/keyrings/docker.asc
          . /etc/os-release
          echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu ${VERSION_CODENAME} stable" > /etc/apt/sources.list.d/docker.list
          apt-get update
          apt-get install -y docker-ce-cli docker-buildx-plugin docker-compose-plugin
          docker version
          docker buildx version

      - name: Check Docker daemon
        run: docker info

      - name: Resolve package metadata
        run: |
          image_tag="${REQUESTED_IMAGE_TAG}"
          if [ -z "${image_tag}" ]; then
            case "${GITHUB_REF:-}" in
              refs/tags/*)
                image_tag="${GITHUB_REF#refs/tags/}"
                ;;
              *)
                image_tag="$(git rev-parse --short=12 HEAD)"
                ;;
            esac
          fi

          platform="${REQUESTED_PLATFORM:-linux/amd64}"
          printf '%s\n' "${image_tag}" > .ci-image-tag
          printf '%s\n' "${platform}" > .ci-platform
          echo "Image tag: ${image_tag}"
          echo "Platform: ${platform}"

      - name: Build offline deployment package
        run: |
          image_tag="$(cat .ci-image-tag)"
          platform="$(cat .ci-platform)"
          mkdir -p artifacts
          PACKAGE_OUTPUT_DIR="${PWD}/artifacts" bash deploy/scripts/package.sh "${image_tag}" "${platform}"
          ls -lh artifacts

      - name: Upload offline package
        uses: actions/upload-artifact@v3
        with:
          name: geo-rankly-offline-package
          path: |
            artifacts/*.tar.gz
            artifacts/*.sha256
          if-no-files-found: error
          retention-days: 14