name: Python - Build Release Assets

on:
  release:
    types: [published]

permissions:
  contents: write
  id-token: write
env:
  # Configure a constant location for the uv cache
  UV_CACHE_DIR: /tmp/.uv-cache

jobs:
  python-build-assets:
    if: github.event_name == 'release' && startsWith(github.event.release.tag_name, 'python-')
    name: Python Build Assets and add to Release
    runs-on: ubuntu-latest
    environment: "integration"
    env:
      UV_PYTHON: "3.13"
    defaults:
      run:
        working-directory: python
    steps:
      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
      - name: Set up python and install the project
        id: python-setup
        uses: ./.github/actions/python-setup
        with:
          python-version: ${{ matrix.python-version }}
          os: ${{ runner.os }}
        env:
          # Configure a constant location for the uv cache
          UV_CACHE_DIR: /tmp/.uv-cache
      - name: Resolve the package to build
        env:
          TAG_NAME: ${{ github.event.release.tag_name }}
        run: |
          set -euo pipefail

          TAG="$TAG_NAME"

          # Release tags are either python-<version> for the whole workspace, or
          # python-<package>-<version> for a single package. Package names may
          # themselves contain hyphens (hosting-a2a, azure-ai-search), so the
          # package part cannot be found by splitting on the first hyphen.
          #
          # Versions follow the lifecycle patterns in the python-package-management
          # skill: X.Y.Z, X.Y.ZaYYMMDD, X.Y.ZbYYMMDD, X.Y.ZrcN, each optionally
          # carrying a .N or .postN re-cut suffix.
          VERSION_PATTERN='^[0-9]+\.[0-9]+\.[0-9]+([ab][0-9]+|rc[0-9]+)?(\.[0-9]+|\.post[0-9]+)?$'

          REST="${TAG#python-}"

          if [[ -z "$REST" ]]; then
            echo "Error: tag '$TAG' has no version or package component"
            exit 1
          fi

          if [[ "$REST" =~ $VERSION_PATTERN ]]; then
            # python-<version>: build every workspace package plus the root meta package.
            PACKAGE="all"
            echo "Resolved tag '$TAG' to the full workspace build"
          else
            # python-<package>-<version>: split off the trailing version component and
            # require it to be a real version, so a malformed tag fails here rather
            # than being mistaken for another kind of release.
            CANDIDATE="${REST%-*}"
            VERSION="${REST##*-}"

            if [[ "$CANDIDATE" == "$REST" || -z "$CANDIDATE" ]]; then
              echo "Error: tag '$TAG' is neither python-<version> nor python-<package>-<version>"
              exit 1
            fi

            if [[ ! "$VERSION" =~ $VERSION_PATTERN ]]; then
              echo "Error: tag '$TAG' does not end in a supported version"
              echo "Derived version: '$VERSION'"
              exit 1
            fi

            # Resolve the package part against the real package directories. Tags use
            # hyphens even where the directory uses underscores
            # (python-github-copilot -> github_copilot).
            PACKAGE=""

            for dir in packages/*/; do
              name="${dir#packages/}"
              name="${name%/}"
              if [[ "$name" == "$CANDIDATE" || "${name//_/-}" == "$CANDIDATE" ]]; then
                PACKAGE="$name"
                break
              fi
            done

            if [[ -z "$PACKAGE" ]]; then
              echo "Error: tag '$TAG' does not map to a directory in packages/"
              echo "Derived package name: '$CANDIDATE'"
              echo "Available packages: $(ls packages/)"
              exit 1
            fi

            echo "Resolved tag '$TAG' to package '$PACKAGE'"
          fi

          echo "PACKAGE=$PACKAGE" >> "$GITHUB_ENV"

      - name: Check version
        env:
          TAG_NAME: ${{ github.event.release.tag_name }}
        run: |
          echo "Building and uploading Python release: $TAG_NAME"
          if [[ "$PACKAGE" == "all" ]]; then
            echo "Build scope: all workspace packages and the root meta package"
          else
            echo "Build scope: packages/$PACKAGE"
          fi
      - name: Build the package
        run: |
          set -euo pipefail
          if [[ "$PACKAGE" == "all" ]]; then
            uv run poe build
          else
            uv run poe --directory "packages/$PACKAGE" build
          fi
      - name: Release
        uses: softprops/action-gh-release@718ea10b132b3b2eba29c1007bb80653f286566b # v3.0.1
        with:
          files: |
            python/dist/*