#!/bin/bash

# VavCore Android Unit Tests Build Script
# This script builds the unit tests using Android NDK

set -e

echo "=== VavCore Android Unit Tests Build ==="

# Configuration
BUILD_TYPE=${1:-Debug}
ABI=${2:-arm64-v8a}
BUILD_DIR="build-${ABI}"

echo "Build type: ${BUILD_TYPE}"
echo "ABI: ${ABI}"
echo "Build directory: ${BUILD_DIR}"

# Check if NDK is available
if [ -z "$ANDROID_NDK_HOME" ] && [ -z "$ANDROID_NDK_ROOT" ]; then
    echo "Error: ANDROID_NDK_HOME or ANDROID_NDK_ROOT must be set"
    exit 1
fi

NDK_PATH="${ANDROID_NDK_HOME:-$ANDROID_NDK_ROOT}"
echo "Using NDK: ${NDK_PATH}"

# Create build directory
mkdir -p "${BUILD_DIR}"
cd "${BUILD_DIR}"

# Configure with CMake
cmake .. \
    -DCMAKE_TOOLCHAIN_FILE="${NDK_PATH}/build/cmake/android.toolchain.cmake" \
    -DANDROID_ABI="${ABI}" \
    -DANDROID_NATIVE_API_LEVEL=29 \
    -DCMAKE_BUILD_TYPE="${BUILD_TYPE}" \
    -G "Ninja"

# Build
cmake --build . --config "${BUILD_TYPE}" -j$(nproc 2>/dev/null || echo 4)

echo ""
echo "=== Build Complete ==="
echo "Test executable: ${BUILD_DIR}/VavCoreUnitTests"
echo ""
echo "To run tests on device:"
echo "  adb push ${BUILD_DIR}/VavCoreUnitTests /data/local/tmp/"
echo "  adb shell chmod +x /data/local/tmp/VavCoreUnitTests"
echo "  adb shell /data/local/tmp/VavCoreUnitTests"