name: CI Pull Request

on:
  pull_request:
    branches:
      - main

permissions:
  contents: read

env:
  VCPKG_ROOT: C:\vcpkg
  VCPKG_DOWNLOADS: C:\vcpkg\downloads
  VCPKG_FEATURE_FLAGS: binarycaching
  VCPKG_BINARY_SOURCES: clear;x-gha,readwrite
  RUST_TOOLCHAIN: "1.92"

jobs:
  linux-x64:
    name: Linux x64
    runs-on: ubuntu-24.04
    steps:
      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1

      # Free up disk space on Ubuntu runners
      - name: Free Disk Space
        run: |
          sudo rm -rf /usr/share/dotnet
          sudo rm -rf /usr/local/lib/android
          sudo rm -rf /opt/ghc
          sudo rm -rf /opt/hostedtoolcache/CodeQL
          sudo docker image prune --all --force
          df -h

      - uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
        with:
          toolchain: ${{ env.RUST_TOOLCHAIN }}

      - uses: swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
        with:
          shared-key: kingfisher-${{ runner.os }}-${{ runner.arch }}
          cache-on-failure: true

      - name: Install Linux test dependencies
        run: |
          sudo apt-get update -qq
          sudo apt-get install -y --no-install-recommends \
            cmake pkg-config libboost-all-dev patch perl ragel

      - name: Run tests
        run: make tests
        env:
          CARGO_BUILD_JOBS: 1

  linux-arm64:
    name: Linux arm64
    runs-on: ubuntu-24.04-arm
    steps:
      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
      
      # Free up disk space on Ubuntu runners
      - name: Free Disk Space
        run: |
          sudo rm -rf /usr/share/dotnet
          sudo rm -rf /usr/local/lib/android
          sudo rm -rf /opt/ghc
          sudo rm -rf /opt/hostedtoolcache/CodeQL
          sudo docker image prune --all --force
          df -h
      
      - uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
        with:
          toolchain: ${{ env.RUST_TOOLCHAIN }}
      
      - uses: swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
        with:
          shared-key: kingfisher-${{ runner.os }}-${{ runner.arch }}
          cache-on-failure: true
      
      - name: Install Linux test dependencies
        run: |
          sudo apt-get update -qq
          sudo apt-get install -y --no-install-recommends \
            cmake pkg-config libboost-all-dev patch perl ragel

      - name: Run tests
        run: make tests
        env:
          CARGO_BUILD_JOBS: 1

  macos-arm64:
    name: macOS arm64
    runs-on: macos-14
    steps:
      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
      - uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
        with:
          toolchain: ${{ env.RUST_TOOLCHAIN }}
      - uses: swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
        with:
          shared-key: kingfisher-${{ runner.os }}-${{ runner.arch }}
          cache-on-failure: true

      - name: Install macOS test dependencies
        run: |
          brew list cmake >/dev/null 2>&1 || brew install cmake
          brew list boost >/dev/null 2>&1 || brew install boost
          brew list pkg-config >/dev/null 2>&1 || brew install pkg-config
          brew list ragel >/dev/null 2>&1 || brew install ragel

      - name: Run tests
        run: make tests

  windows:
    name: Windows ${{ matrix.arch }}
    runs-on: ${{ matrix.runs_on }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - arch: x64
            runs_on: windows-latest
            msystem: MINGW64
          - arch: arm64
            runs_on: windows-11-arm
            msystem: CLANGARM64

    steps:
      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
      - uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
        with:
          toolchain: ${{ env.RUST_TOOLCHAIN }}

      - name: Set up MSYS2
        uses: msys2/setup-msys2@cafece8e6baf9247cf9b1bf95097b0b983cc558d # v2.31.0
        with:
          msystem: ${{ matrix.msystem }}
          update: true
          install: >-
            make
            git

      - uses: swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
        with:
          shared-key: kingfisher-${{ runner.os }}-${{ runner.arch }}
          cache-on-failure: true

      - name: Prepare Windows dependencies
        shell: msys2 {0}
        run: WINDOWS_ONLY_DEPS=1 make windows-${{ matrix.arch }}

      - name: Run tests
        shell: msys2 {0}
        run: |
          set -eu -o pipefail

          if [ "${{ matrix.arch }}" = "arm64" ]; then
            toolchain_root=/clangarm64
            target_triple=aarch64-pc-windows-gnullvm
          else
            toolchain_root=/mingw64
            target_triple=x86_64-pc-windows-gnu
          fi

          export LIBHS_NO_PKG_CONFIG=1
          export HYPERSCAN_ROOT="$(cygpath -m "$toolchain_root")"
          export PKG_CONFIG_PATH="$toolchain_root/lib/pkgconfig"

          if ! command -v cargo >/dev/null 2>&1 && [ -n "${USERPROFILE:-}" ]; then
            cargo_home_candidate="$(cygpath -u "${USERPROFILE}")/.cargo/bin"
            if [ -d "$cargo_home_candidate" ]; then
              export PATH="$cargo_home_candidate:$PATH"
            fi
          fi

          if [ "${{ matrix.arch }}" = "x64" ]; then
            extra_native_lib_dirs="-L native=/mingw64/lib"
            if command -v x86_64-w64-mingw32-gcc >/dev/null 2>&1; then
              libgcc_a_path="$(x86_64-w64-mingw32-gcc -print-libgcc-file-name 2>/dev/null || true)"
              if [ -n "$libgcc_a_path" ] && [ -f "$libgcc_a_path" ]; then
                libgcc_dir="$(dirname "$libgcc_a_path")"
                extra_native_lib_dirs="$extra_native_lib_dirs -L native=$libgcc_dir"
                echo "Using libgcc from $libgcc_dir"
              fi
            fi
            export RUSTFLAGS="${RUSTFLAGS:-} $extra_native_lib_dirs -C target-feature=+crt-static -C link-arg=-static"
          else
            export RUSTFLAGS="${RUSTFLAGS:-} -L native=/clangarm64/lib -C target-feature=+crt-static -C link-arg=-static"
          fi

          echo "▶ cargo test --release --workspace --all-targets --target $target_triple"
          cargo test --release --workspace --all-targets --target "$target_triple"