name: Build Audio Library (Windows)

on:
  push:
    branches: [main, develop]
  pull_request:
    branches: [main, develop]
  workflow_dispatch: # Allow manual triggering

jobs:
  build-windows:
    runs-on: windows-latest

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

      - name: Setup vcpkg
        uses: microsoft/setup-msbuild@v2

      - name: Cache vcpkg packages
        uses: actions/cache@v4
        with:
          path: |
            ${{ env.VCPKG_INSTALLATION_ROOT }}\installed
            ${{ env.VCPKG_INSTALLATION_ROOT }}\packages
          key: vcpkg-${{ runner.os }}-${{ hashFiles('**/vcpkg.json') }}
          restore-keys: |
            vcpkg-${{ runner.os }}-

      - name: Install vcpkg dependencies
        run: |
          vcpkg install portaudio:x64-windows
          vcpkg install libsndfile:x64-windows
          vcpkg install libsamplerate:x64-windows
          vcpkg integrate install

      - name: Setup MSVC environment
        uses: microsoft/setup-msbuild@v2

      - name: Setup Developer Command Prompt
        uses: ilammy/msvc-dev-cmd@v1
        with:
          arch: x64

      - name: Debug Makefile and environment
        run: |
          echo "Current directory:"
          dir
          echo "Makefile exists:"
          if exist Makefile (echo Yes) else (echo No)
          echo "Available make targets:"
          make help || echo "Help target not available"
          echo "VCPKG_ROOT: %VCPKG_ROOT%"
          echo "VCPKG_INSTALLATION_ROOT: %VCPKG_INSTALLATION_ROOT%"
          echo "System detection:"
          echo %OS%
          echo "Compiler detection:"
          where cl || echo "cl not found in PATH"
          where gcc || echo "gcc not found in PATH"
          echo "Testing Windows detection in Makefile:"
          make -n all | head -5 || echo "Make dry-run failed"
        shell: cmd
        working-directory: libs/audio
        env:
          VCPKG_INSTALLATION_ROOT: ${{ env.VCPKG_ROOT }}
          OS: Windows_NT

      - name: Check dependencies
        run: |
          echo "Attempting to check dependencies..."
          make check-deps || echo "check-deps target failed or not available, continuing..."
        shell: cmd
        working-directory: libs/audio
        continue-on-error: true
        env:
          VCPKG_INSTALLATION_ROOT: ${{ env.VCPKG_ROOT }}
          OS: Windows_NT

      - name: Build audio library (Force Windows detection)
        run: |
          echo "Forcing Windows build with explicit variables..."
          make all CC=cl CFLAGS="/O2 /W3 /MD /TC /I\"%VCPKG_INSTALLATION_ROOT%\installed\x64-windows\include\"" LDFLAGS="/DLL /LIBPATH:\"%VCPKG_INSTALLATION_ROOT%\installed\x64-windows\lib\"" LIBS="portaudio.lib libsndfile.lib libsamplerate.lib" LIBNAME="libaudio.dll" OBJ_EXT=".obj"
        shell: cmd
        working-directory: libs/audio
        env:
          VCPKG_INSTALLATION_ROOT: ${{ env.VCPKG_ROOT }}
          OS: Windows_NT

      - name: Upload build artifacts
        uses: actions/upload-artifact@v4
        with:
          name: libaudio-windows-x64
          path: |
            libs/audio/libaudio.dll
            libs/audio/*.lib
          retention-days: 30

      - name: Run tests (if available)
        run: |
          if exist tests.exe (
            echo Running tests...
            tests.exe
          ) else (
            echo No tests found, skipping...
          )
        shell: cmd
        working-directory: libs/audio
        continue-on-error: true

  build-matrix:
    runs-on: windows-latest
    strategy:
      matrix:
        architecture: [x64, x86]
        configuration: [Release, Debug]

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

      - name: Setup vcpkg
        uses: microsoft/setup-msbuild@v2

      - name: Cache vcpkg packages
        uses: actions/cache@v4
        with:
          path: |
            ${{ env.VCPKG_INSTALLATION_ROOT }}\installed
            ${{ env.VCPKG_INSTALLATION_ROOT }}\packages
          key: vcpkg-${{ matrix.architecture }}-${{ matrix.configuration }}-${{ hashFiles('**/vcpkg.json') }}
          restore-keys: |
            vcpkg-${{ matrix.architecture }}-${{ matrix.configuration }}-

      - name: Setup MSVC environment and Developer Command Prompt
        uses: ilammy/msvc-dev-cmd@v1
        with:
          arch: ${{ matrix.architecture }}

      - name: Install vcpkg dependencies
        run: |
          vcpkg install portaudio:${{ matrix.architecture }}-windows
          vcpkg install libsndfile:${{ matrix.architecture }}-windows
          vcpkg install libsamplerate:${{ matrix.architecture }}-windows
          vcpkg integrate install

      - name: Build library (${{ matrix.architecture }}, ${{ matrix.configuration }})
        run: |
          $arch = "${{ matrix.architecture }}"
          $config = "${{ matrix.configuration }}"
          $vcpkg_path = $env:VCPKG_ROOT

          $cflags = "/O2 /W3 /MD /TC"
          if ($config -eq "Debug") {
              $cflags += " /Zi"
          }
          $cflags += " /I`"$vcpkg_path\installed\$arch-windows\include`""

          $ldflags = "/DLL /LIBPATH:`"$vcpkg_path\installed\$arch-windows\lib`""

          Write-Host "Building with MSVC for $arch $config..."
          if ($config -eq "Debug") {
              make debug CC=cl CFLAGS="$cflags" LDFLAGS="$ldflags" LIBS="portaudio.lib libsndfile.lib libsamplerate.lib" LIBNAME="libaudio.dll" OBJ_EXT=".obj"
          } else {
              make all CC=cl CFLAGS="$cflags" LDFLAGS="$ldflags" LIBS="portaudio.lib libsndfile.lib libsamplerate.lib" LIBNAME="libaudio.dll" OBJ_EXT=".obj"
          }
        shell: powershell
        working-directory: libs/audio
        env:
          VCPKG_INSTALLATION_ROOT: ${{ env.VCPKG_ROOT }}
          OS: Windows_NT

      - name: Upload artifacts (${{ matrix.architecture }}, ${{ matrix.configuration }})
        uses: actions/upload-artifact@v4
        with:
          name: libaudio-windows-${{ matrix.architecture }}-${{ matrix.configuration }}
          path: |
            libs/audio/libaudio.dll
            libs/audio/*.lib
            libs/audio/*.pdb
          retention-days: 30