/**
 * Copyright (c) 2019 Paul-Louis Ageneau
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <chrono>
#include <iostream>
#include <thread>

#include <rtc/rtc.hpp>

using namespace std;
using namespace chrono_literals;

void test_connectivity();
void test_turn_connectivity();
void test_track();
void test_capi_connectivity();
void test_capi_track();
void test_websocket();
void test_websocketserver();
void test_capi_websocketserver();
size_t benchmark(chrono::milliseconds duration);

void test_benchmark() {
	size_t goodput = benchmark(10s);

	if (goodput == 0)
		throw runtime_error("No data received");

	const size_t threshold = 1000; // 1 MB/s;
	if (goodput < threshold)
		throw runtime_error("Goodput is too low");
}

int main(int argc, char **argv) {
	// C++ API tests
	try {
		cout << endl << "*** Running WebRTC connectivity test..." << endl;
		test_connectivity();
		cout << "*** Finished WebRTC connectivity test" << endl;
	} catch (const exception &e) {
		cerr << "WebRTC connectivity test failed: " << e.what() << endl;
		return -1;
	}
	try {
		cout << endl << "*** Running WebRTC TURN connectivity test..." << endl;
		test_turn_connectivity();
		cout << "*** Finished WebRTC TURN connectivity test" << endl;
	} catch (const exception &e) {
		cerr << "WebRTC TURN connectivity test failed: " << e.what() << endl;
		return -1;
	}
#if RTC_ENABLE_MEDIA
	try {
		cout << endl << "*** Running WebRTC Track test..." << endl;
		test_track();
		cout << "*** Finished WebRTC Track test" << endl;
	} catch (const exception &e) {
		cerr << "WebRTC Track test failed: " << e.what() << endl;
		return -1;
	}
#endif
#if RTC_ENABLE_WEBSOCKET
// TODO: Temporarily disabled as the echo service is unreliable
/*
	try {
		cout << endl << "*** Running WebSocket test..." << endl;
		test_websocket();
		cout << "*** Finished WebSocket test" << endl;
	} catch (const exception &e) {
		cerr << "WebSocket test failed: " << e.what() << endl;
		return -1;
	}
*/
	try {
		cout << endl << "*** Running WebSocketServer test..." << endl;
		test_websocketserver();
		cout << "*** Finished WebSocketServer test" << endl;
	} catch (const exception &e) {
		cerr << "WebSocketServer test failed: " << e.what() << endl;
		return -1;
	}
#endif
	try {
		// Every created object must have been destroyed, otherwise the wait will block
		cout << endl << "*** Running cleanup..." << endl;
		if(rtc::Cleanup().wait_for(10s) == future_status::timeout)
			throw std::runtime_error("Timeout");
		cout << "*** Finished cleanup..." << endl;
	} catch (const exception &e) {
		cerr << "Cleanup failed: " << e.what() << endl;
		return -1;
	}

	// C API tests
	try {
		cout << endl << "*** Running WebRTC C API connectivity test..." << endl;
		test_capi_connectivity();
		cout << "*** Finished WebRTC C API connectivity test" << endl;
	} catch (const exception &e) {
		cerr << "WebRTC C API connectivity test failed: " << e.what() << endl;
		return -1;
	}
#if RTC_ENABLE_MEDIA
	try {
		cout << endl << "*** Running WebRTC C API track test..." << endl;
		test_capi_track();
		cout << "*** Finished WebRTC C API track test" << endl;
	} catch (const exception &e) {
		cerr << "WebRTC C API track test failed: " << e.what() << endl;
		return -1;
	}
#endif
#if RTC_ENABLE_WEBSOCKET
	try {
		cout << endl << "*** Running WebSocketServer C API test..." << endl;
		test_capi_websocketserver();
		cout << "*** Finished WebSocketServer C API test" << endl;
	} catch (const exception &e) {
		cerr << "WebSocketServer C API test failed: " << e.what() << endl;
		return -1;
	}
#endif
	try {
		cout << endl << "*** Running C API cleanup..." << endl;
		rtcCleanup();
		cout << "*** Finished C API cleanup..." << endl;
	} catch (const exception &e) {
		cerr << "C API cleanup failed: " << e.what() << endl;
		return -1;
	}
/*
	// Benchmark
	try {
		cout << endl << "*** Running WebRTC benchmark..." << endl;
		test_benchmark();
		cout << "*** Finished WebRTC benchmark" << endl;
	} catch (const exception &e) {
		cerr << "WebRTC benchmark failed: " << e.what() << endl;
		std::this_thread::sleep_for(2s);
		return -1;
	}
*/
	return 0;
}