name: Deploy IFT (core)

on:
  workflow_run:
    workflows: [CI]
    types: [completed]
    branches: [master, main]
  workflow_dispatch:

concurrency:
  group: eventhub-back-deploy-ift
  cancel-in-progress: false

env:
  REGISTRY: git.sabilin.com/eventhub
  BUILDKIT_PROGRESS: quiet
  DOCKER_BUILDKIT: 1

jobs:
  deploy-ift-core:
    if: |
      github.event_name == 'workflow_dispatch' ||
      (github.event_name == 'workflow_run' && github.event.workflow_run.conclusion == 'success')
    runs-on: ubuntu-latest
    timeout-minutes: 90
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ github.event_name == 'workflow_run' && github.event.workflow_run.head_sha || github.sha }}
          fetch-depth: 2

      - name: Compute image tag
        id: meta
        run: |
          set -euo pipefail
          if [ "${{ github.event_name }}" = "workflow_run" ]; then
            SHA="${{ github.event.workflow_run.head_sha }}"
          else
            SHA="${GITHUB_SHA}"
          fi
          echo "tag=sha-${SHA:0:12}" >> "$GITHUB_OUTPUT"

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

      - name: Login to registry
        uses: docker/login-action@v2
        with:
          registry: git.sabilin.com
          username: ${{ secrets.REGISTRY_USER }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Verify eventhub image from CI
        run: |
          set -euo pipefail
          TAG="${{ steps.meta.outputs.tag }}"
          if ! docker buildx imagetools inspect "${REGISTRY}/eventhub:${TAG}" >/dev/null 2>&1; then
            echo "Образ eventhub:${TAG} не найден — сначала должен пройти CI (build + test + push)."
            exit 1
          fi
          echo "OK: eventhub:${TAG} (из CI, без пересборки)"

      # Вспомогательные образы Back: rebuild при изменениях, иначе promote :ift -> sha-*.
      - name: Publish auxiliary images
        run: |
          set -euo pipefail
          TAG="${{ steps.meta.outputs.tag }}"
          if [ "${{ github.event_name }}" = "workflow_run" ]; then
            HEAD="${{ github.event.workflow_run.head_sha }}"
          else
            HEAD="${GITHUB_SHA}"
          fi
          FILES="$(git diff --name-only "${HEAD}^" "${HEAD}" 2>/dev/null || git show --pretty="" --name-only "${HEAD}")"
          bash scripts/publish-ift-aux-images.sh "${REGISTRY}" "${TAG}" "${FILES}"

      - name: Deploy core on IFT via SSH
        uses: appleboy/ssh-action@v0.1.5
        with:
          host: ${{ secrets.IFT_SSH_HOST }}
          username: ${{ secrets.IFT_SSH_USER }}
          key: ${{ secrets.IFT_SSH_PRIVATE_KEY }}
          script: |
            export REGISTRY_USER='${{ secrets.REGISTRY_USER }}'
            export REGISTRY_PASSWORD='${{ secrets.REGISTRY_PASSWORD }}'
            bash /opt/eventhub-ift/devops/scripts/deploy-service.sh ift core ${{ steps.meta.outputs.tag }}