#!/bin/bash
set -e

export ANDROID_NDK_HOME=/home/kuba/.Android/Sdk/ndk/29.0.14206865/

# Configuration
PROJECT_NAME="jecna_supl_client"
LIB_NAME="lib${PROJECT_NAME}"
KOTLIN_RES_DIR="bindings/kotlin/src/main/resources"
KOTLIN_SRC_DIR="bindings/kotlin/src/main/kotlin"

# Targets
LINUX_TARGET="x86_64-unknown-linux-gnu"
ANDROID_TARGETS=("aarch64-linux-android" "armv7-linux-androideabi" "x86_64-linux-android")
WINDOWS_TARGET="x86_64-pc-windows-gnu"

echo "=== Building for Linux ($LINUX_TARGET) ==="
cargo build --release --target $LINUX_TARGET

echo "=== Building for Android ==="
for target in "${ANDROID_TARGETS[@]}"; do
    echo "--- Building $target ---"
    cargo ndk -t $target build --release
done

echo "=== Building for Windows ($WINDOWS_TARGET) ==="
if rustup target list --installed | grep -q "$WINDOWS_TARGET" && command -v x86_64-w64-mingw32-gcc >/dev/null; then
    cargo build --release --target $WINDOWS_TARGET
else
    echo "Warning: Windows target or x86_64-w64-mingw32-gcc not found. Skipping Windows build."
fi

echo "=== Generating Kotlin Bindings ==="
# Use the Linux library for metadata extraction
GEN_LIB_PATH="target/$LINUX_TARGET/release/${LIB_NAME}.so"
if [ ! -f "$GEN_LIB_PATH" ]; then
    # Fallback to host build if linux target failed/was different
    GEN_LIB_PATH="target/release/${LIB_NAME}.so"
fi

cargo run --features uniffi-cli --bin uniffi-bindgen generate \
    --library "$GEN_LIB_PATH" \
    --language kotlin \
    --out-dir "$KOTLIN_SRC_DIR" \
    --no-format

echo "=== Organizing Native Libraries ==="

if [ -n "$ANDROID_NDK_HOME" ] && [ -f "$ANDROID_NDK_HOME/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-strip" ]; then
    STRIP="$ANDROID_NDK_HOME/toolchains/llvm/prebuilt/linux-x86_64/bin/llvm-strip"
else
    STRIP="strip"
fi
echo "Using strip tool: $STRIP"

# Linux x86_64
mkdir -p "$KOTLIN_RES_DIR/linux-x86-64"
cp "target/$LINUX_TARGET/release/${LIB_NAME}.so" "$KOTLIN_RES_DIR/linux-x86-64/${LIB_NAME}.so"
"$STRIP" --strip-all "$KOTLIN_RES_DIR/linux-x86-64/${LIB_NAME}.so"

# Android
mkdir -p "$KOTLIN_RES_DIR/lib/arm64-v8a"
cp "target/aarch64-linux-android/release/${LIB_NAME}.so" "$KOTLIN_RES_DIR/lib/arm64-v8a/${LIB_NAME}.so"
"$STRIP" --strip-all "$KOTLIN_RES_DIR/lib/arm64-v8a/${LIB_NAME}.so"

mkdir -p "$KOTLIN_RES_DIR/lib/armeabi-v7a"
cp "target/armv7-linux-androideabi/release/${LIB_NAME}.so" "$KOTLIN_RES_DIR/lib/armeabi-v7a/${LIB_NAME}.so"
"$STRIP" --strip-all "$KOTLIN_RES_DIR/lib/armeabi-v7a/${LIB_NAME}.so"

mkdir -p "$KOTLIN_RES_DIR/lib/x86_64"
cp "target/x86_64-linux-android/release/${LIB_NAME}.so" "$KOTLIN_RES_DIR/lib/x86_64/${LIB_NAME}.so"
"$STRIP" --strip-all "$KOTLIN_RES_DIR/lib/x86_64/${LIB_NAME}.so"

# Windows
WIN_DLL="target/$WINDOWS_TARGET/release/${PROJECT_NAME}.dll"
if [ -f "$WIN_DLL" ]; then
    mkdir -p "$KOTLIN_RES_DIR/win32-x86-64"
    cp "$WIN_DLL" "$KOTLIN_RES_DIR/win32-x86-64/${PROJECT_NAME}.dll"
fi

# This is just for me cuz I have memory like a goldfish and I will forget how to upload it to central... Leave me alone
echo "=== Build Complete ==="
echo "To upload to Sonatype Central:"
echo "1. cd bindings/kotlin"
echo "2. JAVA_HOME=/usr/lib/jvm/java-17-openjdk ./gradlew clean zipBundle"
echo "3. Upload the file 'bindings/kotlin/build/distributions/sonatype-bundle.zip'"
echo "   at https://central.sonatype.com/publishing/deployments"