name: Build

on:
  push:
    branches:
      - master

  pull_request:
    types:
      - opened
      - reopened
      - synchronize

  workflow_dispatch:

permissions:
  contents: read

env:
  CONFIG: RelWithDebInfo


jobs:

  # ============================================================
  # Windows / MSVC
  # ============================================================

  windows:
    name: Windows x64 / MSVC
    runs-on: windows-2022

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0
          submodules: recursive

      - name: Setup Python 3.14
        id: python
        uses: actions/setup-python@v6
        with:
          python-version: "3.14"
          architecture: "x64"

      - name: Show environment
        shell: pwsh
        run: |
          python --version
          cmake --version

          Write-Host "Python:"
          Get-Command python

          Write-Host "MSVC:"
          & "${env:ProgramFiles}\Microsoft Visual Studio\Installer\vswhere.exe" `
            -latest `
            -products * `
            -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 `
            -property installationPath

      # README: bootstrap vcpkg + install DirectX DXC
      - name: Prepare Windows dependencies
        shell: cmd
        run: |
          call setup.bat

      - name: Configure
        shell: pwsh
        run: |
          $pythonExe = "${{ steps.python.outputs.python-path }}"
          $pythonRoot = Split-Path $pythonExe

          Write-Host "Python root: $pythonRoot"

          cmake -S . -B build `
            -G "Visual Studio 17 2022" `
            -A x64 `
            "-DPython3_ROOT_DIR=$pythonRoot"

      - name: Build
        shell: pwsh
        run: |
          cmake --build build `
            --config $env:CONFIG `
            --parallel

      - name: Copy shaders
        shell: pwsh
        run: |
          $output = "build/bin/$env:CONFIG"

          New-Item `
            -ItemType Directory `
            -Force `
            -Path "$output/shaders" | Out-Null

          Copy-Item `
            -Path "shaders/*" `
            -Destination "$output/shaders" `
            -Recurse `
            -Force

      - name: Upload Windows build
        uses: actions/upload-artifact@v4
        with:
          name: maszyna-windows-x64-${{ env.CONFIG }}
          path: |
            build/bin/${{ env.CONFIG }}/
          if-no-files-found: error
          retention-days: 14

      - name: Upload Windows debug symbols
        uses: actions/upload-artifact@v4
        with:
          name: maszyna-windows-x64-symbols-${{ env.CONFIG }}
          path: |
            build/pdb/${{ env.CONFIG }}/*.pdb
            build/bin/${{ env.CONFIG }}/*.map
          if-no-files-found: warn
          retention-days: 14


  # ============================================================
  # Linux / GCC
  # ============================================================

  linux:
    name: Linux x64 / GCC
    runs-on: ubuntu-24.04

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0
          submodules: recursive

      - name: Setup Python 3.14
        id: python
        uses: actions/setup-python@v6
        with:
          python-version: "3.14"

      - name: Install Linux dependencies
        run: |
          sudo apt-get update

          sudo apt-get install -y \
            build-essential \
            libgl1-mesa-dev \
            libglew-dev \
            libglfw3-dev \
            libpng-dev \
            libopenal-dev \
            libluajit-5.1-dev \
            libserialport-dev \
            libsndfile1-dev \
            xorg-dev \
            libxkbcommon-dev \
            libwayland-dev \
            wayland-protocols

      #
      # Existing MaSzyna CI already builds OpenAL Soft 1.24.2,
      # so retain that instead of relying only on Ubuntu's package.
      #
      - name: Build OpenAL Soft
        run: |
          git clone \
            --depth 1 \
            --branch 1.24.2 \
            https://github.com/kcat/openal-soft.git \
            /tmp/openal-soft

          cmake \
            -S /tmp/openal-soft \
            -B /tmp/openal-soft/build \
            -DCMAKE_BUILD_TYPE=Release \
            -DALSOFT_EXAMPLES=OFF \
            -DALSOFT_UTILS=OFF

          cmake \
            --build /tmp/openal-soft/build \
            --parallel "$(nproc)"

          sudo cmake \
            --install /tmp/openal-soft/build

          sudo ldconfig

      #
      # This workaround already exists in the current GitHub CI.
      # GCC doesn't like this GLM function in its current form.
      #
      - name: Patch GLM for GCC
        run: |
          sed -i \
            's/GLM_FUNC_QUALIFIER std::string format(const char\* message, \.\.\.)/inline std::string format(const char* message, ...)/' \
            ref/glm/glm/gtx/string_cast.inl

          grep -n \
            "std::string format(const char\* message" \
            ref/glm/glm/gtx/string_cast.inl

      - name: Show environment
        run: |
          gcc --version
          g++ --version
          cmake --version
          python --version

      - name: Configure
        run: |
          cmake \
            -S . \
            -B build \
            -DCMAKE_BUILD_TYPE="${CONFIG}" \
            -DWITH_BETTER_RENDERER=OFF \
            -DWITH_ZMQ=OFF \
            -DWITH_OPENVR=OFF \
            -DUSE_LTO=OFF \
            -DPython3_EXECUTABLE="${{ steps.python.outputs.python-path }}" \
            -DCMAKE_CXX_FLAGS="-Wno-attributes -fno-inline-functions-called-once"

      - name: Build
        run: |
          cmake \
            --build build \
            --parallel "$(nproc)"

      - name: Copy shaders
        run: |
          mkdir -p build/bin/shaders
          cp -R shaders/. build/bin/shaders/

      - name: Upload Linux build
        uses: actions/upload-artifact@v4
        with:
          name: maszyna-linux-x64-${{ env.CONFIG }}
          path: |
            build/bin/
          if-no-files-found: error
          retention-days: 14