name: build

on: [push, pull_request]

env:
  NDK_VERSION: 25.2.9519653
  MIN_SDK_VERSION: 21

jobs:
  build:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        abi: ['armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64']

    steps:
      - uses: actions/checkout@v3

      - name: Cache NDK
        id: ndk-cache
        uses: actions/cache@v3
        with:
          path: ndk
          key: ndk-${{ env.NDK_VERSION }}
          restore-keys: |
            ndk-${{ env.NDK_VERSION }}

      - name: Install NDK
        if: steps.ndk-cache.outputs.cache-hit != 'true'
        run: |
          echo "y" | sudo ${ANDROID_HOME}/tools/bin/sdkmanager --install "ndk;${{ env.NDK_VERSION }}"
          mv $ANDROID_HOME/ndk/${{ env.NDK_VERSION }} ndk

      - name: Set NDK environment variable
        run: echo "ANDROID_NDK_HOME=$(pwd)/ndk" >> $GITHUB_ENV

      - name: Build with CMake
        run: |
          cmake -DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK_HOME/build/cmake/android.toolchain.cmake -DANDROID_ABI=${{ matrix.abi }} -DANDROID_PLATFORM=android-${{ env.MIN_SDK_VERSION }} -DANDROID_ARM_NEON=TRUE .
          cmake --build . -- -j$(nproc)

      - name: Rename output
        run: |
          mv libv4a_re.so libv4a_re_${{ matrix.abi }}.so

      - name: Upload artifacts
        uses: actions/upload-artifact@v3
        with:
          name: compiled-binaries
          path: libv4a_re_*.so

  package:
    needs: build
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      # Download the compiled binaries from the 'build' workflow
      - name: Download compiled libraries
        uses: actions/download-artifact@v3
        with:
          name: compiled-binaries
          path: compiled/

      # Prepare Magisk module directory by copying the necessary ABI files
      - name: Prepare Magisk Module
        run: |
          for abi in armeabi-v7a arm64-v8a x86 x86_64; do
            mkdir -p module/common/files
            cp compiled/libv4a_re_$abi.so module/common/files/
          done

      # Zip the Magisk module
      - name: Zip Magisk Module
        run: |
          cd module
          zip -r ../magisk_module.zip ./

      # Upload the zipped Magisk module as an artifact
      - name: Upload Magisk Module
        uses: actions/upload-artifact@v3
        with:
          name: V4A_Magisk_Module
          path: module