name: Deploy backend to HuggingFace Space

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

concurrency:
  group: deploy-backend
  cancel-in-progress: false

permissions:
  contents: read

jobs:
  push-to-space:
    name: Push main to HF Space
    runs-on: ubuntu-latest
    timeout-minutes: 10
    if: >-
      github.event_name == 'workflow_dispatch' ||
      (github.event.workflow_run.conclusion == 'success' &&
       github.event.workflow_run.head_branch == 'main')
    env:
      HF_USERNAME: apoorvrajdev
      HF_SPACE: image-captioning-api
    steps:
      - name: Checkout full history
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Configure git identity
        run: |
          git config user.name "apoorvrajdev"
          git config user.email "apoorvrajmgr@gmail.com"

      - name: Push to HuggingFace Space
        env:
          HF_TOKEN: ${{ secrets.HF_TOKEN }}
        run: |
          if [ -z "${HF_TOKEN}" ]; then
            echo "::error::HF_TOKEN secret is not set. Add it under repo Settings → Secrets and variables → Actions."
            exit 1
          fi
          git remote add space "https://${HF_USERNAME}:${HF_TOKEN}@huggingface.co/spaces/${HF_USERNAME}/${HF_SPACE}"
          git push space HEAD:main