name: Android Build

on:
  push:
    branches:
      - master
  pull_request:

jobs:
  x64:
    runs-on: ubuntu-24.04

    strategy:
      matrix:
        build_type:
          - release

    steps:
    - name: Set BUILD_TYPE variable
      run: echo "BUILD_TYPE=${{ matrix.build_type }}" >> $GITHUB_ENV

    - uses: actions/checkout@v4
    - name: Fetch submodules
      run: git submodule update --init --recursive

    - name: Setup CCache
      uses: hendrikmuhs/ccache-action@v1.2

    - name: Set up gradle caches
      uses: actions/cache@v4
      with:
        path: |
          ~/.gradle/caches
          ~/.gradle/wrapper
        key: ${{ runner.os }}-pandroid-x86_64-${{ github.sha }}
        restore-keys: |
          ${{ runner.os }}-pandroid-x86_64-

    - name: Setup Vulkan SDK
      uses: humbletim/setup-vulkan-sdk@v1.2.0
      with:
        vulkan-query-version: 1.3.296.0
        vulkan-use-cache: true
        vulkan-components: Vulkan-Headers, Vulkan-Loader, SPIRV-Tools, Glslang

    - name: Setup Java
      uses: actions/setup-java@v4
      with:
        distribution: 'zulu'
        java-version: '17'

    - name: Configure CMake
      run: cmake -B ${{github.workspace}}/build -DBUILD_HYDRA_CORE=1 -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_TOOLCHAIN_FILE=${ANDROID_NDK_ROOT}/build/cmake/android.toolchain.cmake -DANDROID_ABI=x86_64 -DENABLE_VULKAN=0 -DENABLE_USER_BUILD=ON -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache

    - name: Build
      run: |
        # Apply patch for GLES compatibility
        git apply ./.github/gles.patch
        # Build the project with CMake
        cmake --build ${{github.workspace}}/build --config ${{ env.BUILD_TYPE }}

        # Strip the generated library and move it to the appropriate location
        ${ANDROID_NDK_ROOT}/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-strip --strip-unneeded ./build/libAlber.so
        mv ./build/libAlber.so ./src/pandroid/app/src/main/jniLibs/x86_64/

        # Build the Android app with Gradle
        cd src/pandroid
        ./gradlew assemble${{ env.BUILD_TYPE }}
        cd ../..

    - name: Upload artifacts
      uses: actions/upload-artifact@v4
      with:
        name: Android APKs (x86-64)
        path: |
          ./src/pandroid/app/build/outputs/apk/${{ env.BUILD_TYPE }}/app-${{ env.BUILD_TYPE }}.apk

  arm64:
    runs-on: ubuntu-24.04

    strategy:
      matrix:
        build_type:
          - release

    steps:
    - name: Set BUILD_TYPE variable
      run: echo "BUILD_TYPE=${{ matrix.build_type }}" >> $GITHUB_ENV

    - uses: actions/checkout@v4
    - name: Fetch submodules
      run: git submodule update --init --recursive

    - name: Setup CCache
      uses: hendrikmuhs/ccache-action@v1.2

    - name: Set up gradle caches
      uses: actions/cache@v4
      with:
        path: |
          ~/.gradle/caches
          ~/.gradle/wrapper
        key: ${{ runner.os }}-pandroid-arm64-${{ github.sha }}
        restore-keys: |
          ${{ runner.os }}-pandroid-arm64-

    - name: Setup Vulkan SDK
      uses: humbletim/setup-vulkan-sdk@v1.2.0
      with:
        vulkan-query-version: 1.3.296.0
        vulkan-use-cache: true
        vulkan-components: Vulkan-Headers, Vulkan-Loader, SPIRV-Tools, Glslang

    - name: Setup Java
      uses: actions/setup-java@v4
      with:
        distribution: 'zulu'
        java-version: '17'

    - name: Configure CMake
      run: cmake -B ${{github.workspace}}/build -DBUILD_HYDRA_CORE=1 -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_TOOLCHAIN_FILE=${ANDROID_NDK_ROOT}/build/cmake/android.toolchain.cmake -DANDROID_ABI=arm64-v8a -DENABLE_VULKAN=0 -DENABLE_USER_BUILD=ON -DCMAKE_CXX_FLAGS="-march=armv8-a+crypto" -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache

    - name: Build
      run: |
        # Apply patch for GLES compatibility
        git apply ./.github/gles.patch
        # Build the project with CMake
        cmake --build ${{github.workspace}}/build --config ${{ env.BUILD_TYPE }}

        # Strip the generated library and move it to the appropriate location
        ${ANDROID_NDK_ROOT}/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-strip --strip-unneeded ./build/libAlber.so
        mv ./build/libAlber.so ./src/pandroid/app/src/main/jniLibs/arm64-v8a/
        
        # Build the Android app with Gradle
        cd src/pandroid
        ./gradlew assemble${{ env.BUILD_TYPE }}
        ls -R app/build/outputs
        cd ../..

    - name: Upload artifacts
      uses: actions/upload-artifact@v4
      with:
        name: Android APKs (arm64)
        path: |
          ./src/pandroid/app/build/outputs/apk/${{ env.BUILD_TYPE }}/app-${{ env.BUILD_TYPE }}.apk