name: Build C++ DLL

# Trigger on:
#   - PRs targeting main/master that touch C++ source (compile check before merge)
#   - Version tag pushes (e.g. v1.7.0)
#   - Manual dispatch
on:
  pull_request:
    branches: [main, master]
  push:
    tags:
      - 'v*'
  workflow_dispatch:

env:
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true

permissions:
  contents: write

jobs:
  # ── Build x64 and Win32 release DLLs ─────────────────────────────────────────
  build:
    runs-on: windows-2022
    strategy:
      matrix:
        include:
          - platform: x64
            msbuild_platform: x64
          - platform: x86
            msbuild_platform: Win32
          - platform: arm64
            msbuild_platform: ARM64

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Setup MSBuild
        uses: microsoft/setup-msbuild@v3

      # Override the v120 platform toolset with the VS 2022 toolset (v143).
      # The rdpwrap C++ source is standard Win32 API code and compiles cleanly
      # with any modern MSVC version.
      - name: Build rdpwrap.dll (${{ matrix.platform }})
        working-directory: src-x86-x64-Fusix
        run: |
          msbuild RDPWrap.vcxproj `
            /p:Configuration=Release `
            /p:Platform="${{ matrix.msbuild_platform }}" `
            /p:PlatformToolset=v143 `
            /p:WindowsTargetPlatformVersion=10.0

      - name: Upload ${{ matrix.platform }} artifact
        uses: actions/upload-artifact@v4
        with:
          name: rdpwrap-dll-${{ matrix.platform }}
          path: src-x86-x64-Fusix/Release/${{ matrix.platform }}/rdpwrap.dll
          if-no-files-found: error

  # NOTE: Full GitHub Releases (including rdpwrap DLLs) are published by build-and-release.yml.
  # This workflow stops at the artifact upload step so that partial releases are never
  # created on tag pushes. Run build-and-release.yml to produce the canonical release.