set -eo pipefail

if ! command -v rustup >/dev/null 2>&1; then

echo >&2 "Error: rustup is not installed. Please install before running this script."

exit 1

cd "$(dirname "$0")"

ROOT="$(pwd -P)"

BUILDDIR="$(mktemp -d)"

LOG="$ROOT/build_shadowsocks.log"

echo "Build log: $LOG"

cd "$BUILDDIR"

echo "Builddir: $BUILDDIR" > "$LOG" 2>&1

echo "- Cloning shadowsocks-android and submodules…"

git clone --recursive --shallow-submodules --depth 1 https://github.com/shadowsocks/shadowsocks-android >> "$LOG" 2>&1

echo "- Adding android native targets for rust…"

rustup target add armv7-linux-androideabi aarch64-linux-android x86_64-linux-android >> "$LOG" 2>&1

echo "- Building shadowsocks-android…"

cd "shadowsocks-android"

./gradlew mergeReleaseJniLibFolders -PTARGET_ABI=arm >> "$LOG" 2>&1

./gradlew mergeReleaseJniLibFolders -PTARGET_ABI=arm64 >> "$LOG" 2>&1

./gradlew mergeReleaseJniLibFolders -PTARGET_ABI=x86_64 >> "$LOG" 2>&1

echo "- Copy created so files…"

cp -a core/build/rustJniLibs/android/* "$ROOT/app/src/main/jniLibs/" >> "$LOG" 2>&1

echo "- Cleanup…"

cd "$ROOT"

rm -rf "$BUILDDIR"