name: Build furnace

on:
  push:
    branches: master
  pull_request:
    branches: master

defaults:
  run:
    shell: bash

env:
  BUILD_TYPE: Release

jobs:
  # Do a plain build, like we would expect a user to do it on their end.
  build:
    strategy:
      matrix:
        config:
          - { name: 'Windows MSVC', os: windows-latest, compiler: msvc, shell: bash }
          - { name: 'Windows MinGW', os: windows-latest, compiler: mingw, shell: 'msys2 {0}' }
          - { name: 'macOS', os: macos-latest, shell: bash }
          - { name: 'Ubuntu', os: ubuntu-18.04, shell: bash }
      fail-fast: false

    name: "Build: ${{ matrix.config.name }}"
    runs-on: ${{ matrix.config.os }}
    defaults:
      run:
        shell: ${{ matrix.config.shell }}

    steps:
    - name: Checkout
      uses: actions/checkout@v2
      with:
        submodules: recursive

    - name: Setup Toolchain [Windows MSVC]
      if: ${{ runner.os == 'Windows' && matrix.config.compiler == 'msvc' }}
      uses: seanmiddleditch/gha-setup-vsdevenv@v3

    - name: Setup Toolchain [Windows MinGW]
      if: ${{ runner.os == 'Windows' && matrix.config.compiler == 'mingw' }}
      uses: msys2/setup-msys2@v2
      with:
        msystem: MINGW64
        update: true
        install: |
          mingw-w64-x86_64-toolchain
          mingw-w64-x86_64-cmake
          make

    - name: Install Dependencies [macOS]
      if: ${{ runner.os == 'macOS' }}
      run: |
        export HOMEBREW_NO_INSTALL_CLEANUP=1
        brew update
        brew install \
          pkg-config \
          sdl2 \
          libsndfile \
          zlib \
          jack

    - name: Install Dependencies [Ubuntu]
      if: ${{ runner.os == 'Linux' }}
      run: |
        sudo apt update
        sudo apt install \
          libsdl2-dev \
          libsndfile1-dev \
          zlib1g-dev \
          libjack-jackd2-dev

    - name: Configure
      run: |
        export USE_WAE=ON
        export CMAKE_EXTRA_ARGS=()
        if [ '${{ runner.os }}' == 'Windows' ]; then
          if [ '${{ matrix.config.compiler }}' == 'mingw' ]; then
            CMAKE_EXTRA_ARGS+=('-G' 'MSYS Makefiles')
          elif [ '${{ matrix.config.compiler }}' == 'msvc' ]; then
            # FIXME We don't want all the MSVC warnings to cause errors yet
            export USE_WAE=OFF
          fi
        fi

        cmake \
          -B ${PWD}/build \
          -DCMAKE_INSTALL_PREFIX=${PWD}/target \
          -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} \
          -DWARNINGS_ARE_ERRORS=${USE_WAE} \
          "${CMAKE_EXTRA_ARGS[@]}"

    - name: Build
      run: |
        export VERBOSE=1
        cmake \
          --build ${PWD}/build \
          --config ${{ env.BUILD_TYPE }} \
          --parallel 2

    - name: Install
      run: |
        cmake \
          --install ${PWD}/build \
          --config ${{ env.BUILD_TYPE }}

  # Now do a build that we can package. (static runtime linking on MSVC, zipping on Windows, CPack on Darwin, appimage stuff on Ubuntu)
  # We rebuild here because the build dependencies may be slightly different and might trigger a full rebuild anyway.
  package:
    needs: build
    strategy:
      matrix:
        config:
          - { name: 'Windows MSVC', os: windows-latest, compiler: msvc, shell: bash }
          - { name: 'Windows MinGW', os: windows-latest, compiler: mingw, shell: 'msys2 {0}' }
          - { name: 'macOS', os: macos-latest, shell: bash }
          - { name: 'Ubuntu', os: ubuntu-18.04, shell: bash }
      fail-fast: false

    name: "Package: ${{ matrix.config.name }}"
    runs-on: ${{ matrix.config.os }}
    defaults:
      run:
        shell: ${{ matrix.config.shell }}

    steps:
    - name: Checkout
      uses: actions/checkout@v2
      with:
        submodules: recursive

    - name: Setup Toolchain [Windows MSVC]
      if: ${{ runner.os == 'Windows' && matrix.config.compiler == 'msvc' }}
      uses: seanmiddleditch/gha-setup-vsdevenv@v3

    - name: Setup Toolchain [Windows MinGW]
      if: ${{ runner.os == 'Windows' && matrix.config.compiler == 'mingw' }}
      uses: msys2/setup-msys2@v2
      with:
        msystem: MINGW64
        update: true
        install: |
          mingw-w64-x86_64-toolchain
          mingw-w64-x86_64-cmake
          make
          p7zip

    - name: Install Dependencies [macOS]
      if: ${{ runner.os == 'macOS' }}
      run: |
        export HOMEBREW_NO_INSTALL_CLEANUP=1
        brew update
        brew install \
          pkg-config \
          sdl2 \
          libsndfile \
          zlib \
          jack

    - name: Install Dependencies [Ubuntu]
      if: ${{ runner.os == 'Linux' }}
      run: |
        sudo apt update
        sudo apt install \
          libsdl2-dev \
          libsndfile1-dev \
          zlib1g-dev \
          libjack-jackd2-dev \
          appstream
        wget "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage"
        chmod +x appimagetool-x86_64.AppImage

    - name: Set package identity
      id: package-identity
      run: |
        package_name="furnace-${GITHUB_SHA}"
        package_ext=""
        if [ '${{ runner.os }}' == 'Windows' ]; then
          package_name="${package_name}-Windows"
          if [ '${{ matrix.config.compiler }}' == 'mingw' ]; then
            package_name="${package_name}-MinGW"
          else
            package_name="${package_name}-MSVC"
          fi
          package_ext=".zip"
        elif [ '${{ runner.os }}' == 'macOS' ]; then
          package_name="${package_name}-macOS"
          package_ext=".dmg"
        else
          package_name="${package_name}-Linux"
          package_ext=".AppImage"
        fi

        echo "Package identity: ${package_name}"
        echo "Package file: ${package_name}${package_ext}"

        echo "::set-output name=id::${package_name}"
        echo "::set-output name=filename::${package_name}${package_ext}"

    - name: Configure
      run: |
        export USE_WAE=ON
        export CMAKE_EXTRA_ARGS=()
        if [ '${{ runner.os }}' == 'Windows' ]; then
          if [ '${{ matrix.config.compiler }}' == 'mingw' ]; then
            CMAKE_EXTRA_ARGS+=('-G' 'MSYS Makefiles')
          elif [ '${{ matrix.config.compiler }}' == 'msvc' ]; then
            # FIXME We don't want all the MSVC warnings to cause errors yet
            export USE_WAE=OFF

            # Force static linking
            # 1. Make MSVC runtime configurable
            CMAKE_EXTRA_ARGS+=('-DCMAKE_POLICY_DEFAULT_CMP0091=NEW')
            # 2. Use static (debug) runtime
            if [ '${{ env.BUILD_TYPE }}' == 'Debug' ]; then
              CMAKE_EXTRA_ARGS+=('-DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreadedDebug')
            else
              CMAKE_EXTRA_ARGS+=('-DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreaded')
            fi

            # Fix SDL static linking (see linked issues in patch file)
            pushd extern/SDL
            env EMAIL=root@localhost git am ../SDL-Fix-MSVC-static-runtime-linking.patch
            popd
          fi
        elif [ '${{ runner.os }}' == 'macOS' ]; then
          CMAKE_EXTRA_ARGS+=('-DCMAKE_OSX_DEPLOYMENT_TARGET="10.9"')
        fi

        cmake \
          -B ${PWD}/build \
          -DCMAKE_INSTALL_PREFIX=/usr \
          -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} \
          -DWARNINGS_ARE_ERRORS=${USE_WAE} \
          "${CMAKE_EXTRA_ARGS[@]}"

    - name: Build
      run: |
        export VERBOSE=1
        cmake \
          --build ${PWD}/build \
          --config ${{ env.BUILD_TYPE }} \
          --parallel 2

    - name: Package [Windows]
      if: ${{ runner.os == 'Windows' }}
      run: |
        binPath=build
        if [ '${{ matrix.config.compiler }}' == 'msvc' ]; then
          binPath="${binPath}/${{ env.BUILD_TYPE }}"
        fi
        if [ '${{ matrix.config.compiler }}' == 'mingw' ]; then
          strip -s "${binPath}/furnace.exe"
        fi

        mkdir target
        pushd target

        cp -v ../LICENSE LICENSE.txt
        cp -v ../README.md README.txt
        cp -vr ../{papers,demos} ../${binPath}/furnace.exe ./

        7z a -tzip ../${{ steps.package-identity.outputs.filename }} *
        popd

    - name: Package [macOS]
      if: ${{ runner.os == 'macOS' }}
      run: |
        pushd build
        cpack
        mv Furnace-*-Darwin.dmg ../${{ steps.package-identity.outputs.filename }}
        popd

    - name: Package [Ubuntu]
      if: ${{ runner.os == 'Linux' }}
      run: |
        strip -s build/furnace

        mkdir -p target/furnace.AppDir
        make -C ${PWD}/build DESTDIR=${PWD}/target/furnace.AppDir install
        pushd target

        pushd furnace.AppDir
        cp -v usr/share/{icons/hicolor/1024x1024/apps/furnace.png,applications/furnace.desktop} ./
        ln -s furnace.png .DirIcon
        mv -v usr/share/metainfo/{furnace.appdata,org.tildearrow.furnace.metainfo}.xml
        cp -v ../../res/AppRun ./
        popd

        ../appimagetool-x86_64.AppImage furnace.AppDir
        mv Furnace-*.AppImage ../${{ steps.package-identity.outputs.filename }}
        popd

    - name: Upload artifact
      uses: actions/upload-artifact@v3
      with:
        name: ${{ steps.package-identity.outputs.id }}
        path: ${{ steps.package-identity.outputs.filename }}