//
// libtgvoip is free and unencumbered public domain software.
// For more information, see http://unlicense.org or the UNLICENSE file
// you should have received with this source code distribution.
//

#include "VoIPServerConfig.h"
#include <stdlib.h>
#include "tools/logging.h"
#include <sstream>
#include <locale>

using namespace tgvoip;

ServerConfig *ServerConfig::sharedInstance = NULL;

ServerConfig::ServerConfig()
{
}

ServerConfig::~ServerConfig()
{
}

ServerConfig *ServerConfig::GetSharedInstance()
{
	if (!sharedInstance)
		sharedInstance = new ServerConfig();
	return sharedInstance;
}

bool ServerConfig::GetBoolean(std::string name, bool fallback)
{
	MutexGuard sync(mutex);
	if (ContainsKey(name) && config[name].is_bool())
		return config[name].bool_value();
	return fallback;
}

double ServerConfig::GetDouble(std::string name, double fallback)
{
	MutexGuard sync(mutex);
	if (ContainsKey(name) && config[name].is_number())
		return config[name].number_value();
	return fallback;
}

int32_t ServerConfig::GetInt(std::string name, int32_t fallback)
{
	MutexGuard sync(mutex);
	if (ContainsKey(name) && config[name].is_number())
		return config[name].int_value();
	return fallback;
}

uint32_t ServerConfig::GetUInt(std::string name, uint32_t fallback)
{
	MutexGuard sync(mutex);
	if (ContainsKey(name) && config[name].is_number())
		return static_cast<uint32_t>(config[name].int_value());
	return fallback;
}

std::string ServerConfig::GetString(std::string name, std::string fallback)
{
	MutexGuard sync(mutex);
	if (ContainsKey(name) && config[name].is_string())
		return config[name].string_value();
	return fallback;
}

void ServerConfig::Update(std::string jsonString)
{
	MutexGuard sync(mutex);
	LOGD("=== Updating voip config ===");
	LOGD("%s", jsonString.c_str());
	std::string jsonError;
	config = json11::Json::parse(jsonString, jsonError);
	if (!jsonError.empty())
		LOGE("Error parsing server config: %s", jsonError.c_str());
}

bool ServerConfig::ContainsKey(std::string key)
{
	return config.object_items().find(key) != config.object_items().end();
}