name: Offline Package

on:
  workflow_dispatch:
    inputs:
      image_tag:
        description: "Docker image tag. Defaults to the pushed commit SHA first 8 chars."
        required: false
        default: ""
      platform:
        description: "Target platform for the offline package."
        required: false
        default: "linux/amd64"
      registry_host:
        description: "Gitea Registry host, without scheme"
        required: true
        default: "192.168.100.19:13000"
      registry_owner:
        description: "Gitea package owner"
        required: true
        default: "root"
      registry_image_prefix:
        description: "Image package prefix. Images become <prefix>/<service>."
        required: true
        default: "geo-rankly"
      registry_username:
        description: "Gitea Registry username"
        required: true
        default: "root"
      registry_plain_http:
        description: "Registry uses plain HTTP and must be configured as an insecure registry."
        required: true
        default: "true"
  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 }}
      REGISTRY_HOST: ${{ inputs.registry_host }}
      REGISTRY_OWNER: ${{ inputs.registry_owner }}
      REGISTRY_IMAGE_PREFIX: ${{ inputs.registry_image_prefix }}
      REGISTRY_USERNAME: ${{ inputs.registry_username }}
      REGISTRY_PASSWORD: ${{ secrets.REGISTRY_PASSWORD }}
      REGISTRY_PLAIN_HTTP: ${{ inputs.registry_plain_http }}
      IMAGE_LIST: migrate tenant-api browser-fetch ops-api worker-generate kol-assist-worker scheduler frontend ops-web
    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
            image_tag="$(git rev-parse --short=8 HEAD)"
          fi

          platform="${REQUESTED_PLATFORM:-linux/amd64}"
          registry_host="${REGISTRY_HOST:-192.168.100.19:13000}"
          registry_owner="${REGISTRY_OWNER:-root}"
          registry_image_prefix="${REGISTRY_IMAGE_PREFIX:-geo-rankly}"
          registry_username="${REGISTRY_USERNAME:-root}"
          registry_plain_http="${REGISTRY_PLAIN_HTTP:-true}"

          registry_host="${registry_host#http://}"
          registry_host="${registry_host#https://}"
          registry_host="${registry_host%/}"

          {
            echo "REGISTRY_HOST=${registry_host}"
            echo "REGISTRY_OWNER=${registry_owner}"
            echo "REGISTRY_IMAGE_PREFIX=${registry_image_prefix}"
            echo "REGISTRY_USERNAME=${registry_username}"
            echo "REGISTRY_PLAIN_HTTP=${registry_plain_http}"
          } >> "${GITHUB_ENV}"

          printf '%s\n' "${image_tag}" > .ci-image-tag
          printf '%s\n' "${platform}" > .ci-platform
          echo "Image tag: ${image_tag}"
          echo "Platform: ${platform}"
          echo "Gitea Registry: ${registry_host}/${registry_owner}/${registry_image_prefix}/<service>:${image_tag}"

      - name: Verify current images in Gitea Registry
        run: |
          set -eu
          image_tag="$(cat .ci-image-tag)"
          IMAGE_TAG="${image_tag}" bash deploy/scripts/gitea-registry-images.sh verify || {
            echo "::error::Missing image(s) for ${image_tag}. CI must publish images before packaging."
            exit 1
          }

      - name: Login to Gitea Registry
        run: |
          set -eu
          printf '%s\n' "${REGISTRY_PASSWORD}" \
            | docker login "${REGISTRY_HOST}" -u "${REGISTRY_USERNAME}" --password-stdin

      - name: Build offline deployment package
        run: |
          image_tag="$(cat .ci-image-tag)"
          platform="$(cat .ci-platform)"
          mkdir -p artifacts
          source_registry="${REGISTRY_HOST}/${REGISTRY_OWNER}/${REGISTRY_IMAGE_PREFIX}"
          SOURCE_IMAGE_REGISTRY="${source_registry}" 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