name: CI
# remade the CI now not broken anymore
on:
  push:
    branches: [ main, master ]
    paths:
      - '**.cpp'
      - '**.h'
      - '**.c'
      - '**/meson.build'
      - 'meson.build'
      - '**/CMakeLists.txt'
      - 'CMakeLists.txt'
      - '.github/workflows/ci.yml'
  pull_request:
    branches: [ main, master ]
    paths:
      - '**.cpp'
      - '**.h'
      - '**.c'
      - '**/meson.build'
      - 'meson.build'
      - '**/CMakeLists.txt'
      - 'CMakeLists.txt'
      - '.github/workflows/ci.yml'

jobs:
  build-release:
    runs-on: ubuntu-latest
    env:
      BUILD_DIR: build_meson
      BUNDLE_DIR: out/minecraft-client
    concurrency:
      group: build-linux-release-${{ github.ref }}
      cancel-in-progress: true
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install system dependencies
        run: |
          sudo apt-get update -qq
          sudo apt-get install -y -qq build-essential python3 python3-pip \
            libgl1-mesa-dev libglu1-mesa-dev libsdl2-dev libglfw3-dev libpng-dev \
            zlib1g-dev pkg-config clang lld ccache libssl-dev patchelf > /dev/null

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.x'

      - name: Install Meson and Ninja
        run: pip install meson ninja -q

      - name: Restore ccache
        uses: actions/cache@v4
        with:
          path: ~/.ccache
          key: ${{ runner.os }}-ccache-release-${{ hashFiles('**/meson.build') }}

      - name: Configure Meson
        run: |
          mkdir -p ${{ runner.temp }}/ccache
          CC="ccache clang" CXX="ccache clang++" CCACHE_DIR="${{ runner.temp }}/ccache" \
          meson setup ${{ env.BUILD_DIR }} --buildtype=release -Dwarning_level=0 > /dev/null

      - name: Build
        run: |
          CCACHE_DIR="${{ runner.temp }}/ccache" \
          ninja -C ${{ env.BUILD_DIR }} -j$(nproc) > /dev/null

      - name: Prepare bundle directory
        run: mkdir -p ${{ env.BUNDLE_DIR }}/lib

      - name: Copy binary
        run: cp ${{ env.BUILD_DIR }}/Minecraft.Client/Minecraft.Client ${{ env.BUNDLE_DIR }}/

      - name: Copy source assets
        run: |
          cp -r Minecraft.Assets/Common ${{ env.BUNDLE_DIR }}/
          cp -r Minecraft.Assets/Common/music ${{ env.BUNDLE_DIR }}/
          cp -r Minecraft.Assets/DurangoMedia/Sound ${{ env.BUNDLE_DIR }}/

      - name: Copy built assets
        run: |
          mkdir -p ${{ env.BUNDLE_DIR }}/Common/Media
          cp ${{ env.BUILD_DIR }}/Minecraft.Assets/MediaLinux.arc ${{ env.BUNDLE_DIR }}/Common/Media/
          cp ${{ env.BUILD_DIR }}/Minecraft.Assets/languages.loc ${{ env.BUNDLE_DIR }}/Common/

      - name: Collect shared libraries
        run: |
          EXE="${{ env.BUNDLE_DIR }}/Minecraft.Client"
          ldd "$EXE" | awk '/=>/ { print $3 }' | grep -v '^(' | \
          grep -Ev '/(libc|libm|libdl|libpthread|librt|libgcc_s|libstdc\+\+|ld-linux)[^/]*\.so' | \
          sort -u | xargs -I{} cp -L {} ${{ env.BUNDLE_DIR }}/lib/ || true

      - name: Fix RPATH
        run: patchelf --set-rpath '$ORIGIN/lib' ${{ env.BUNDLE_DIR }}/Minecraft.Client
        ## useless but still good
      - name: Generate launcher and readme
        run: |
          cat > ${{ env.BUNDLE_DIR }}/run.sh << 'EOF'
          #!/usr/bin/env bash
          DIR="$(cd "$(dirname "$0")" && pwd)"
          cd "$DIR"
          export LD_LIBRARY_PATH="$DIR/lib:$LD_LIBRARY_PATH"
          exec ./Minecraft.Client "$@"
          EOF
          chmod +x ${{ env.BUNDLE_DIR }}/run.sh
          
          echo -e "4JCraft Linux Build\nRun via ./run.sh" > ${{ env.BUNDLE_DIR }}/README.txt

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: minecraft-client-linux
          path: ${{ env.BUNDLE_DIR }}
          retention-days: 7

  build-debug:
    runs-on: ubuntu-latest
    env:
      BUILD_DIR: build_debug
      BUNDLE_DIR: out/minecraft-client-debug
    concurrency:
      group: build-linux-debug-${{ github.ref }}
      cancel-in-progress: true
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install system dependencies
        run: |
          sudo apt-get update -qq
          sudo apt-get install -y -qq build-essential python3 python3-pip \
            libgl1-mesa-dev libglu1-mesa-dev libsdl2-dev libglfw3-dev libpng-dev \
            zlib1g-dev pkg-config clang lld ccache libssl-dev patchelf > /dev/null

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.x'

      - name: Install Meson and Ninja
        run: pip install meson ninja -q

      - name: Restore ccache
        uses: actions/cache@v4
        with:
          path: ~/.ccache
          key: ${{ runner.os }}-ccache-debug-${{ hashFiles('**/meson.build') }}

      - name: Configure Meson
        run: |
          mkdir -p ${{ runner.temp }}/ccache
          CC="ccache clang" CXX="ccache clang++" CCACHE_DIR="${{ runner.temp }}/ccache" \
          meson setup ${{ env.BUILD_DIR }} --buildtype=debug -Dwarning_level=0 > /dev/null

      - name: Build
        run: |
          CCACHE_DIR="${{ runner.temp }}/ccache" \
          ninja -C ${{ env.BUILD_DIR }} -j$(nproc) > /dev/null

      - name: Prepare bundle directory
        run: mkdir -p ${{ env.BUNDLE_DIR }}/lib

      - name: Copy binary
        run: cp ${{ env.BUILD_DIR }}/Minecraft.Client/Minecraft.Client ${{ env.BUNDLE_DIR }}/Minecraft.Client.debug

      - name: Copy source assets
        run: |
          cp -r Minecraft.Assets/Common ${{ env.BUNDLE_DIR }}/
          cp -r Minecraft.Assets/Common/music ${{ env.BUNDLE_DIR }}/
          cp -r Minecraft.Assets/DurangoMedia/Sound ${{ env.BUNDLE_DIR }}/

      - name: Copy built assets
        run: |
          mkdir -p ${{ env.BUNDLE_DIR }}/Common/Media
          cp ${{ env.BUILD_DIR }}/Minecraft.Assets/MediaLinux.arc ${{ env.BUNDLE_DIR }}/Common/Media/
          cp ${{ env.BUILD_DIR }}/Minecraft.Assets/languages.loc ${{ env.BUNDLE_DIR }}/Common/

      - name: Collect shared libraries
        run: |
          EXE="${{ env.BUNDLE_DIR }}/Minecraft.Client.debug"
          ldd "$EXE" | awk '/=>/ { print $3 }' | grep -v '^(' | \
          grep -Ev '/(libc|libm|libdl|libpthread|librt|libgcc_s|libstdc\+\+|ld-linux)[^/]*\.so' | \
          sort -u | xargs -I{} cp -L {} ${{ env.BUNDLE_DIR }}/lib/ || true

      - name: Fix RPATH
        run: patchelf --set-rpath '$ORIGIN/lib' ${{ env.BUNDLE_DIR }}/Minecraft.Client.debug

      - name: Generate launcher
        run: |
          cat > ${{ env.BUNDLE_DIR }}/run_debug.sh << 'EOF'
          #!/usr/bin/env bash
          DIR="$(cd "$(dirname "$0")" && pwd)"
          cd "$DIR"
          export LD_LIBRARY_PATH="$DIR/lib:$LD_LIBRARY_PATH"
          exec ./Minecraft.Client.debug "$@"
          EOF
          chmod +x ${{ env.BUNDLE_DIR }}/run_debug.sh

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: minecraft-client-linux-debug
          path: ${{ env.BUNDLE_DIR }}
          retention-days: 7