poll.yml

name: Poll for New Versions

on:
  schedule:
    - cron: '0 * * * *'
  workflow_dispatch:

jobs:
  poll:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write

    steps:
      - name: Get latest version from PyPI
        id: pypi
        run: |
          VERSION=$(curl -sf https://pypi.org/pypi/chromadb/json | python3 -c 'import json,sys; print(json.load(sys.stdin)["info"]["version"])')
          echo "Raw version: $VERSION"
          if [[ "$VERSION" =~ (a|b|rc|alpha|beta) ]]; then
            echo "Version $VERSION is a pre-release, skipping"
            echo "version=none" >> $GITHUB_OUTPUT
            exit 0
          fi
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "PyPI latest stable: $VERSION"

      - name: Get existing releases from GitHub
        id: github
        run: |
          TAGS=$(curl -s -H "Authorization: Bearer ${{ github.token }}" \
            "https://api.github.com/repos/${{ github.repository }}/releases" | \
            python3 -c "import sys, json; releases = json.load(sys.stdin); print(' '.join([r['tag_name'] for r in releases]))" || echo "")
          echo "existing=$TAGS" >> $GITHUB_OUTPUT
          echo "Existing releases: $TAGS"

      - name: Check if release needed
        id: check
        run: |
          PYPI_VERSION="${{ steps.pypi.outputs.version }}"
          EXISTING="${{ steps.github.outputs.existing }}"
          
          if [ "$PYPI_VERSION" = "none" ]; then
            echo "status=skip" >> $GITHUB_OUTPUT
            echo "Latest version is pre-release, skipping"
            exit 0
          fi
          
          for tag in $EXISTING; do
            if [ "$tag" = "$PYPI_VERSION" ]; then
              echo "status=already_released" >> $GITHUB_OUTPUT
              echo "Version $PYPI_VERSION already exists"
              exit 0
            fi
            if [ "$tag" = "v$PYPI_VERSION" ]; then
              echo "status=already_released" >> $GITHUB_OUTPUT
              echo "Version $PYPI_VERSION already exists (with v prefix)"
              exit 0
            fi
          done
          
          echo "status=needs_release" >> $GITHUB_OUTPUT
          echo "Version $PYPI_VERSION needs a release"

      - name: Checkout code
        uses: actions/checkout@v5
        with:
          ref: main
          fetch-depth: 1
        if: steps.check.outputs.status == 'needs_release'

      - name: Create release branch
        if: steps.check.outputs.status == 'needs_release'
        run: |
          PYPI_VERSION="${{ steps.pypi.outputs.version }}"
          
          git config user.name "GitHub Actions"
          git config user.email "actions@github.com"
          
          git checkout -b "release/$PYPI_VERSION" origin/main
          
          echo "$PYPI_VERSION" > VERSION
          git add VERSION
          git commit -m "Version $PYPI_VERSION"
          
          git push origin "release/$PYPI_VERSION" --force
          
          echo "Branch pushed, triggering build..."

      - name: Trigger build workflow
        if: steps.check.outputs.status == 'needs_release'
        env:
          PAT: ${{ secrets.PAT }}
        run: |
          PYPI_VERSION="${{ steps.pypi.outputs.version }}"
          
          WORKFLOW_ID=$(curl -s -H "Authorization: Bearer $PAT" \
            "https://api.github.com/repos/${{ github.repository }}/actions/workflows" | \
            python3 -c "import sys, json; workflows = json.load(sys.stdin)['workflows']; print([w['id'] for w in workflows if w['name'] == 'Build and Release'][0])")
          
          curl -X POST -H "Authorization: Bearer $PAT" \
            -H "Accept: application/vnd.github+json" \
            "https://api.github.com/repos/${{ github.repository }}/actions/workflows/$WORKFLOW_ID/dispatches" \
            -d '{"ref":"release/'$PYPI_VERSION'"}'