release.yml

name: Release wht.ps1

on:
  push:
    branches:
      - main
    paths:
      - 'wht.ps1' # Only trigger if the script itself changes

permissions:
  contents: write

env:
  SCRIPT_NAME: "wht.ps1"

jobs:
  release:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4
      with:
        fetch-depth: 0

    - name: Set up Git identity
      run: |
        git config --global user.name "${{ github.actor }}"
        git config --global user.email "${{ github.actor }}@users.noreply.github.com"

    # Extract version from the specific script line: $scriptVersion = "x.x.x"
    - name: Extract version
      id: extract_version
      run: |
        NEW_VERSION=$(grep -Po '(?<=\$scriptVersion = ")([0-9]+\.[0-9]+\.[0-9]+)' ${{ env.SCRIPT_NAME }})
        echo "Detected version: $NEW_VERSION"
        echo "NEW_VERSION=$NEW_VERSION" >> $GITHUB_ENV

    # Check if this version tag already exists to avoid errors/duplicates
    - name: Check if tag exists
      id: check_tag
      run: |
        if git rev-parse "v$NEW_VERSION" >/dev/null 2>&1; then
          echo "Tag v$NEW_VERSION already exists."
          echo "TAG_EXISTS=true" >> $GITHUB_ENV
        else
          echo "Tag v$NEW_VERSION does not exist. Proceeding with release."
          echo "TAG_EXISTS=false" >> $GITHUB_ENV
        fi

    # Create the git tag and push it
    - name: Create and push tag
      if: env.TAG_EXISTS == 'false'
      run: |
        git tag -a "v$NEW_VERSION" -m "Release version $NEW_VERSION"
        git push origin "v$NEW_VERSION"

    # Extract the .NOTES block for the release body
    - name: Extract release notes
      if: env.TAG_EXISTS == 'false'
      run: |
        RELEASE_NOTES=$(sed -n '/^.NOTES/,/^#>/p' ${{ env.SCRIPT_NAME }} | sed '1d;$d')
        echo "RELEASE_NOTES<<EOF" >> $GITHUB_ENV
        echo "$RELEASE_NOTES" >> $GITHUB_ENV
        echo "EOF" >> $GITHUB_ENV

    # Create the GitHub Release (No files attached, just the tag and notes)
    - name: Create Release
      if: env.TAG_EXISTS == 'false'
      uses: softprops/action-gh-release@v2
      env:
        GITHUB_TOKEN: ${{ secrets.PAT_GITHUB }} 
      with:
        tag_name: v${{ env.NEW_VERSION }}
        name: Release v${{ env.NEW_VERSION }}
        body: ${{ env.RELEASE_NOTES }}
        draft: false
        prerelease: false