name: Build

on: [push, pull_request]

jobs:
  linux-build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        build-type: ["debug", "release"]

    name: Linux ${{ matrix.build-type }}
    steps:
    - name: Checkout Source
      uses: actions/checkout@v4
      with:
        submodules: recursive

    - name: Install Dependencies
      run: |
        sudo apt update
        sudo apt install flex bison meson libfreetype-dev libglew-dev libffi-dev libpng-dev libsndfile-dev libturbojpeg0-dev libwebp-dev libsdl2-dev zlib1g-dev

    - name: Build
      run: |
        mkdir -p out/${{ matrix.build-type }}
        meson -Dbuildtype=${{ matrix.build-type }} out/${{ matrix.build-type }}
        ninja -C out/${{ matrix.build-type }}

    - name: Test
      run: out/${{ matrix.build-type }}/src/xsystem4 test/Run/test.ain

  flatpak-build:
    name: Flatpak
    runs-on: ubuntu-latest
    container:
      image: ghcr.io/flathub-infra/flatpak-github-actions:gnome-48
      options: --privileged
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: recursive
    - uses: flatpak/flatpak-github-actions/flatpak-builder@v6
      with:
        bundle: xsystem4-linux-x86_64-nightly.flatpak
        manifest-path: technology.haniwa.xsystem4.yml
        cache-key: flatpak-builder-${{ github.sha }}

  windows-build:
    runs-on: windows-latest
    name: Windows

    defaults:
      run:
        shell: msys2 {0}

    steps:
      - name: Checkout Source
        uses: actions/checkout@v4
        with:
          submodules: recursive

      - name: Setup MSYS2
        uses: msys2/setup-msys2@v2
        with:
          update: true
          install: >-
            base-devel
            git
            nasm
            diffutils
            zip
            mingw-w64-x86_64-gcc
            mingw-w64-x86_64-meson
            mingw-w64-x86_64-pkg-config
            mingw-w64-x86_64-SDL2
            mingw-w64-x86_64-freetype
            mingw-w64-x86_64-libjpeg-turbo
            mingw-w64-x86_64-libwebp
            mingw-w64-x86_64-libpng
            mingw-w64-x86_64-libsndfile
            mingw-w64-x86_64-glew

      - name: Cache FFmpeg
        id: cache-ffmpeg
        uses: actions/cache@v4
        with:
          path: FFmpeg/destdir
          key: ${{ runner.os }}-ffmpeg-n7.1.2

      - name: Build FFmpeg
        if: ${{ steps.cache-ffmpeg.outputs.cache-hit != 'true' }}
        run: |
          git clone --depth 1 --branch n7.1.2 https://github.com/FFmpeg/FFmpeg.git
          cd FFmpeg
          ./configure --disable-everything \
            --enable-decoder=mpegvideo \
            --enable-decoder=mpeg1video \
            --enable-decoder=mpeg2video \
            --enable-decoder=mp2 \
            --enable-parser=mpegaudio \
            --enable-parser=mpegvideo \
            --enable-demuxer=mpegps \
            --enable-demuxer=mpegts \
            --enable-demuxer=mpegtsraw \
            --enable-demuxer=mpegvideo \
            --enable-decoder=vc1 \
            --enable-decoder=wmapro \
            --enable-parser=vc1 \
            --enable-hwaccel=vc1_d3d11va \
            --enable-hwaccel=vc1_d3d11va2 \
            --enable-hwaccel=vc1_dxva2 \
            --enable-demuxer=asf \
            --enable-protocol=file \
            --enable-filter=scale \
            --enable-static \
            --disable-shared \
            --extra-libs=-static \
            --extra-cflags=--static \
            --prefix=/mingw64
          make -j$(nproc)
          mkdir destdir
          DESTDIR=destdir make install
          cd ..

      - name: Install FFmpeg
        run: |
          cp -a FFmpeg/destdir/. /

      - name: Build
        run: |
          mkdir debug
          meson debug -Dbuildtype=debug
          ninja -C debug
          mkdir release
          meson release -Dbuildtype=release
          ninja -C release

      - name: Test
        run: |
          debug/src/xsystem4.exe test/Run/test.ain
          release/src/xsystem4.exe test/Run/test.ain

      - name: Copy licenses
        run: |
          ls /mingw64/share/licenses
          mkdir dist
          cp -r /mingw64/share/licenses dist/

      - name: Package
        run: |
          cp release/src/xsystem4.exe COPYING README.md game_compatibility.md dist/
          cp debug/src/xsystem4.exe dist/xsystem4-debug.exe
          cp /mingw64/bin/glew32.dll dist/
          cp extra/*.lnk dist/
          cp -r fonts dist/
          cp -r shaders dist/
          mv dist xsystem4
          zip -r -9 xsystem4-windows-x86_64-nightly.zip xsystem4

      - name: Upload build artifact
        uses: actions/upload-artifact@v4
        with:
          name: xsystem4
          path: xsystem4-windows-x86_64-nightly.zip

  nightly:
    name: Update nightly release
    needs: [windows-build, flatpak-build]
    if: ${{ github.repository == 'nunuhara/xsystem4' && github.ref == 'refs/heads/master' }}
    runs-on: ubuntu-latest
    steps:
      - name: Download release artifacts
        uses: actions/download-artifact@v5
        with:
          merge-multiple: true

      - name: Update nightly tag
        uses: richardsimko/update-tag@v1
        with:
          tag_name: nightly
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Release nightly
        uses: softprops/action-gh-release@v2
        with:
          prerelease: true
          name: nightly
          tag_name: nightly
          files: |
            xsystem4-windows-x86_64-nightly.zip
            xsystem4-linux-x86_64-nightly.flatpak
          fail_on_unmatched_files: true