name: Android

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        abi: [arm64-v8a, armeabi-v7a, x86_64]
        api: [21]
    env:
      ANDROID_ABI: ${{ matrix.abi }}
      ANDROID_API: ${{ matrix.api }}
      NDK_OUT_DIR: ${{ github.workspace }}/out/${{ matrix.abi }}
      NDK_LIBS_DIR: ${{ github.workspace }}/libs/${{ matrix.abi }}

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Show ANDROID_NDK_ROOT
        run: |
          echo "ANDROID_NDK_ROOT=${ANDROID_NDK_ROOT}"
          test -d "${ANDROID_NDK_ROOT}" || (echo "ANDROID_NDK_ROOT not set or invalid" && exit 1)

      - name: Install dependencies
        run: |
          sudo apt update
          sudo apt install -y file

      - name: Build with ndk-build
        working-directory: android/jni
        run: |
          mkdir -p "${NDK_OUT_DIR}" "${NDK_LIBS_DIR}"
          "${ANDROID_NDK_ROOT}/ndk-build" -j \
            APP_ABI="${ANDROID_ABI}" \
            APP_PLATFORM="android-${ANDROID_API}" \
            NDK_OUT="${NDK_OUT_DIR}" \
            NDK_LIBS_OUT="${NDK_LIBS_DIR}"

      - name: Show outputs
        run: |
          set -euxo pipefail
          find "${NDK_LIBS_DIR}" -maxdepth 2 -type f -print0 | xargs -0 ls -lh || true
          file "${NDK_LIBS_DIR}/"* || true

      - name: Upload artifacts
        uses: actions/upload-artifact@v7
        with:
          name: libusb-android-${{ matrix.abi }}-api${{ matrix.api }}
          path: |
            libs/${{ matrix.abi }}/
          if-no-files-found: error