_Version.yml

name: _Check version

on:
  workflow_call:
    inputs:
      skipper:
        type: string
        required: false

env:
  PROJECT: PyMca5
  PROJECT_LOWER: pymca5

jobs:
  check-version-exists:
    runs-on: ubuntu-latest
    if: ${{ inputs.skipper != 'dry-run' }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Set up Python
        uses: actions/setup-python@v6
        with:
          python-version: "3.11"

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip requests

      - name: Extract version from __init__.py
        id: extract_version
        shell: python
        run: |
          import os
          path = 'src/PyMca5/__init__.py'

          version = None
          with open(path, 'r') as f:
              for line in f:
                  if line.startswith('__version__'):
                      version = line.replace(' ', '').split('=')[-1].strip().strip('"\'')
                      break
          assert version is not None, "Version not found in __init__.py"
          print(version)
          # Save version to GitHub output
          with open(os.environ['GITHUB_OUTPUT'], 'a') as f:
              f.write(f"version={version}\n")

      - name: Check if git tag exists for the version
        run: |
          VERSION=${{ steps.extract_version.outputs.version }}
          TAG="v$VERSION"
          git fetch --tags
          if git rev-parse "refs/tags/$TAG" >/dev/null 2>&1; then
            echo "❌ Git tag '$TAG' already exists."
            exit 1
          else
            echo "✅ Git tag '$TAG' does not exist."
          fi

      - name: Check if version exists on PyPI and TestPyPI
        env:
          PACKAGE_NAME: ${{ env.PROJECT_LOWER }}
          VERSION: ${{ steps.extract_version.outputs.version }}
        shell: python
        run: |
          import requests

          version = "${{ env.VERSION }}"
          pkg_name = "${{ env.PACKAGE_NAME }}"

          def version_exists(index_url):
              url = f"{index_url}/{pkg_name}/json"
              response = requests.get(url)
              if response.status_code != 200:
                  return False
              data = response.json()
              return version in data.get("releases", {})

          exists_pypi = version_exists("https://pypi.org/pypi")
          exists_testpypi = version_exists("https://test.pypi.org/pypi")

          if exists_pypi or exists_testpypi:
              print(f"❌ Version {version} already exists on PyPI and/or TestPyPI")
              exit(1)
          else:
              print(f"✅ Version {version} is new and OK to publish")

  skipper:
    runs-on: ubuntu-latest
    if: ${{ inputs.skipper == 'dry-run' }}
    steps:
      - name: Pass
        run: echo "Skipping version check because of dry-run"