name: Build and Release

on:
  push:
    tags:
      - 'v*' # Trigger on version tags
  workflow_dispatch:
    inputs:
      tag:
        description: 'Release tag (e.g., v1.0.1)'
        required: true
        type: string

jobs:
  build:
    runs-on: windows-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4

    - name: Add MSBuild to PATH
      uses: microsoft/setup-msbuild@v2

    - name: Build the proxy DLL
      run: msbuild paho-mqtt3as-proxy.slnx /p:Configuration=Release /p:Platform=x64 /p:PlatformToolset=v143

    - name: Upload Build Artifacts
      uses: actions/upload-artifact@v4
      with:
        name: paho-mqtt3as-dll
        # By default, x64 MSBuild outputs go to x64\Release\ for the solution.
        path: x64/Release/paho-mqtt3as.dll

  release:
    needs: build
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
    - name: Download Artifacts
      uses: actions/download-artifact@v4
      with:
        name: paho-mqtt3as-dll
        path: ./release-artifacts
        
    - name: Create Draft Release
      uses: softprops/action-gh-release@v2
      with:
        tag_name: ${{ inputs.tag || github.ref_name }}
        draft: true
        files: ./release-artifacts/paho-mqtt3as.dll
        generate_release_notes: true