#!/usr/bin/env bash

# Find the NDK.

if [[ -z "${ANDROID_NDK_HOME:-}" || -z "${ANDROID_NDK_ROOT:-}" ]]; then
    pushd ..
    echo "Initializing NDK. Can take a few seconds."
    NDK_VERSION=$(./gradlew -q printNdkVersion | tail -1)
    export ANDROID_NDK_HOME="$ANDROID_HOME/ndk/$NDK_VERSION"
    export ANDROID_NDK_ROOT="$ANDROID_NDK_HOME"
    popd || exit
else
    echo "Using ANDROID_NDK_HOME=${ANDROID_NDK_HOME} and ANDROID_NDK_ROOT=${ANDROID_NDK_ROOT}"
fi

if [[ -z "${ANDROID_NDK_API_VERSION:-}" ]]; then
    export ANDROID_NDK_API_VERSION=21
    echo "The ANDROID_NDK_API_VERSION environment variable is not set. Defaulting to ${ANDROID_NDK_API_VERSION}"
fi

if [[ "$(uname -s)" == "Darwin" ]]; then
    export NDK_HOST_TAG="darwin-x86_64"
elif [[ "$(uname -s)" == "Linux" ]]; then
    export NDK_HOST_TAG="linux-x86_64"
else
    echo "Unsupported OS."
fi