version-check.yml

name: Plexe Version Check

on:
  pull_request:
    branches: [main]

jobs:
  check-version-bump:
    name: Verify Version Bump
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Fetch main branch
        run: git fetch origin main:main

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.12'

      - name: Install packaging module
        run: pip install packaging

      - name: Check for changes in plexe/
        id: check-changes
        run: |
          if git diff --name-only origin/main...HEAD | grep '^plexe/' | grep -vq 'CODE_INDEX.md$'; then
            echo "has_changes=true" >> $GITHUB_OUTPUT
            echo "✅ Changes detected in plexe/ (excluding auto-generated files)"
          else
            echo "has_changes=false" >> $GITHUB_OUTPUT
            echo "ℹ️ No relevant changes detected in plexe/"
          fi

      - name: Verify version bump
        if: steps.check-changes.outputs.has_changes == 'true'
        run: |
          # Extract version from current branch
          CURRENT_VERSION=$(python3 -c "
          import tomllib
          import sys
          with open('pyproject.toml', 'rb') as f:
              data = tomllib.load(f)
          # Try old Poetry format first, then new PEP 621 format
          if 'tool' in data and 'poetry' in data['tool'] and 'version' in data['tool']['poetry']:
              print(data['tool']['poetry']['version'])
          elif 'project' in data and 'version' in data['project']:
              print(data['project']['version'])
          else:
              print('❌ Error: Could not find version in pyproject.toml', file=sys.stderr)
              print('Expected tool.poetry.version or project.version', file=sys.stderr)
              sys.exit(1)
          ")

          # Extract version from main branch
          MAIN_VERSION=$(git show origin/main:pyproject.toml | python3 -c "
          import tomllib
          import sys
          data = tomllib.loads(sys.stdin.read())
          # Try old Poetry format first, then new PEP 621 format
          if 'tool' in data and 'poetry' in data['tool'] and 'version' in data['tool']['poetry']:
              print(data['tool']['poetry']['version'])
          elif 'project' in data and 'version' in data['project']:
              print(data['project']['version'])
          else:
              print('❌ Error: Could not find version in origin/main pyproject.toml', file=sys.stderr)
              print('Expected tool.poetry.version or project.version', file=sys.stderr)
              sys.exit(1)
          ")

          echo "Current branch version: $CURRENT_VERSION"
          echo "Main branch version: $MAIN_VERSION"

          # Parse versions and compare
          python3 << EOF
          from packaging import version

          current = version.parse("$CURRENT_VERSION")
          main = version.parse("$MAIN_VERSION")

          if current <= main:
              print(f"❌ ERROR: Version must be incremented!")
              print(f"   Current: {current}")
              print(f"   Main: {main}")
              print(f"")
              print(f"Please bump the version in pyproject.toml")
              exit(1)
          else:
              print(f"✅ Version properly incremented from {main} to {current}")
              exit(0)
          EOF

      - name: Version check passed
        if: steps.check-changes.outputs.has_changes == 'false'
        run: |
          echo "✅ No changes detected in plexe/, version check skipped"