XNSim/XNCore/XNServiceObject.cpp

#include "XNServiceObject.h"
#include "XNServiceObject_p.h"
#include "XNEventManager.h"
#include "XNFramework.h"

XNServiceObject::XNServiceObject() : XNObject(new XNServiceObjectPrivate())
{
	T_D();
	d->_initialType = 0;
}

XNServiceObject::~XNServiceObject()
{
}

XNServiceObject::XNServiceObject(PrivateType *p) : XNObject(p)
{
}

const std::string &XNServiceObject::GetVersion()
{
	T_D();
	return d->_sVersion;
}

const std::string &XNServiceObject::GetDescription()
{
	T_D();
	return d->_sDescription;
}

const std::string &XNServiceObject::GetAuthor()
{
	T_D();
	return d->_sAuthor;
}

const std::string &XNServiceObject::GetXmlPath()
{
	T_D();
	return d->_sXmlPath;
}

const XNTimePoint &XNServiceObject::GetCreateTime()
{
	T_D();
	return d->_cCreateTime;
}

const XNTimePoint &XNServiceObject::GetChangeTime()
{
	T_D();
	return d->_cChangeTime;
}

void XNServiceObject::SetVersion(const std::string &version)
{
	T_D();
	d->_sVersion = version;
}

void XNServiceObject::SetDescription(const std::string &sDescription)
{
	T_D();
	d->_sDescription = sDescription;
}

void XNServiceObject::SetAuthor(const std::string &sAuthor)
{
	T_D();
	d->_sAuthor = sAuthor;
}

void XNServiceObject::SetXmlPath(const std::string &sXmlPath)
{
	T_D();
	d->_sXmlPath = sXmlPath;
}

void XNServiceObject::SetCreateTime(const XNTimePoint &cTime)
{
	T_D();
	d->_cCreateTime = cTime;
}

void XNServiceObject::SetChangeTime(const XNTimePoint &cTime)
{
	T_D();
	d->_cChangeTime = cTime;
}

int XNServiceObject::RegisterEventHandler(const std::string &eventName, XNEventCallback callback,
										  bool async, XNEvent::Priority priority)
{
	// 注册事件处理器
	T_D();
	auto framework = GetFramework();
	if (framework) {
		auto eventManager = framework->GetEventManager();
		if (eventManager) {
			return eventManager->RegisterEventHandler(eventName, callback, GetUniqueId(), async,
													  priority);
		}
	}
	return -1;
}

void XNServiceObject::TriggerEvent(const std::string &eventName, const std::any &eventData,
								   bool forceAsync, XNEvent::Priority priority)
{
	// 触发事件
	T_D();
	auto framework = GetFramework();
	if (framework) {
		auto eventManager = framework->GetEventManager();
		if (eventManager) {
			eventManager->TriggerEvent(eventName, eventData, forceAsync, priority);
		}
	}
}

int XNServiceObject::RegisterRTEventHandler(const std::string &eventName, XNEventCallback callback)
{
	return RegisterEventHandler(eventName, callback, true, XNEvent::Priority::RealTime);
}

void XNServiceObject::TriggerRTEvent(const std::string &eventName, const std::any &eventData)
{
	TriggerEvent(eventName, eventData, true, XNEvent::Priority::RealTime);
}

void XNServiceObject::SetInitializeType(uint32_t initialType)
{
	T_D();
	d->_initialType = initialType;
}

void XNServiceObject::Initialize()
{
	T_D();
	if (d->_initialType == 0) {
		ParseXml();
	} else {
		ParseConfig();
	}
}

void XNServiceObject::ParseXml()
{
	T_D();
	tinyxml2::XMLDocument doc;
	if (doc.LoadFile(GetXmlPath().c_str()) != tinyxml2::XML_SUCCESS) {
		LOG_WARNING("Failed to open the service configuration file: %1!", GetXmlPath());
		return;
	}

	tinyxml2::XMLElement *rootNode = doc.RootElement();
	if (!rootNode) {
		LOG_WARNING("Invalid XML file format: %1!", GetXmlPath());
		return;
	}

	const char *serviceName = rootNode->FirstChildElement("Name")->GetText();
	if (serviceName != GetObjectName()) {
		LOG_WARNING("The service name in the configuration file of service %1 is not consistent "
					"with the service name in the configuration file of service %2!",
					GetObjectName(), serviceName);
		return;
	}

	d->_sDescription = rootNode->FirstChildElement("Description")->GetText();
	d->_sAuthor		 = rootNode->FirstChildElement("Author")->GetText();
	d->_sVersion	 = rootNode->FirstChildElement("Version")->GetText();

	// 解析时间
	const char *createTimeStr = rootNode->FirstChildElement("CreateTime")->GetText();
	const char *changeTimeStr = rootNode->FirstChildElement("ChangeTime")->GetText();
	d->_cCreateTime			  = XNSim::parseISOTime(createTimeStr);
	d->_cChangeTime			  = XNSim::parseISOTime(changeTimeStr);

	tinyxml2::XMLElement *nodeCmds = rootNode->FirstChildElement("CommandList");
	if (nodeCmds) {
		for (tinyxml2::XMLElement *nodeCmd = nodeCmds->FirstChildElement("Command");
			 nodeCmd != nullptr; nodeCmd   = nodeCmd->NextSiblingElement("Command")) {
			const char *cmdName		   = nodeCmd->Attribute("Name");
			const char *cmdDescription = nodeCmd->Attribute("Description");
			const char *cmdCall		   = nodeCmd->Attribute("Call");
			// TODO: 处理命令信息
		}
	}
}

void XNServiceObject::ParseConfig()
{
	T_D();
	std::vector<std::string> nameAndVersion = XNSim::split(GetXmlPath(), ",");
	std::string serviceName					= nameAndVersion[0];
	std::string serviceVersion				= nameAndVersion[1];
	// 获取数据库路径
	std::string dbPath = std::getenv("XNCore");
	if (dbPath.empty()) {
		LOG_ERROR("0x1015 未设置XNCore环境变量, 引擎将退出!");
		return;
	}
	dbPath += "/database/XNSim.db";

	// 打开数据库
	sqlite3 *db;
	if (sqlite3_open(dbPath.c_str(), &db) != SQLITE_OK) {
		LOG_ERROR("0x1016 打开数据库失败: %1", sqlite3_errmsg(db));
		return;
	}

	// 准备SQL语句
	std::string sql = "SELECT * FROM XNServiceVersion WHERE ClassName = ? AND Version = ?";
	sqlite3_stmt *stmt;
	if (sqlite3_prepare_v2(db, sql.c_str(), -1, &stmt, nullptr) != SQLITE_OK) {
		LOG_ERROR("0x1017 准备SQL语句失败: %1", sqlite3_errmsg(db));
		sqlite3_close(db);
		return;
	}

	// 绑定参数
	if (sqlite3_bind_text(stmt, 1, serviceName.c_str(), serviceName.length(), nullptr) != SQLITE_OK
		|| sqlite3_bind_text(stmt, 2, serviceVersion.c_str(), serviceVersion.length(), nullptr)
			   != SQLITE_OK) {
		LOG_ERROR("0x1018 绑定参数失败: %1", sqlite3_errmsg(db));
		sqlite3_finalize(stmt);
		sqlite3_close(db);
		return;
	}

	// 执行查询
	if (sqlite3_step(stmt) != SQLITE_ROW) {
		LOG_ERROR("0x1019 未找到服务名称为%1,版本号%2的记录", serviceName.c_str(),
				  serviceVersion.c_str());
		sqlite3_finalize(stmt);
		sqlite3_close(db);
		return;
	}
	d->_sDescription = XNSim::getStringFromSqlite3(stmt, 5);
	d->_sAuthor		 = XNSim::getStringFromSqlite3(stmt, 4);
	d->_sVersion	 = XNSim::getStringFromSqlite3(stmt, 2);

	// 解析时间
	std::string createTimeStr = XNSim::getStringFromSqlite3(stmt, 6);
	std::string changeTimeStr = XNSim::getStringFromSqlite3(stmt, 7);
	d->_cCreateTime			  = XNSim::parseISOTime(createTimeStr);
	d->_cChangeTime			  = XNSim::parseISOTime(changeTimeStr);

	// 读取服务命令列表
	std::string commandListStr = XNSim::getStringFromSqlite3(stmt, 8);
	if (!commandListStr.empty()) {
		try {
			XN_JSON commandList = XN_JSON::parse(commandListStr);
			if (commandList.is_array()) {
				for (const auto &cmd : commandList) {
					if (cmd.contains("Name") && cmd.contains("Description")
						&& cmd.contains("Call")) {
						LOG_INFO("0x1021 服务命令: %1", cmd["Name"].get<std::string>());
						// TODO: 处理服务命令信息
						// d->_commandList.emplace_back(
						// 	cmd["Name"].get<std::string>(),
						// 	cmd["Description"].get<std::string>(),
						// 	cmd["Call"].get<std::string>()
						// );
					}
				}
			}
		} catch (const std::exception &e) {
			LOG_WARNING("0x1020 解析服务命令列表失败: %1", e.what());
		}
	}

	// 读取其他参数
	std::string otherParamsStr = XNSim::getStringFromSqlite3(stmt, 9);
	if (!otherParamsStr.empty()) {
		try {
			d->_otherParams = XN_JSON::parse(otherParamsStr);
		} catch (const std::exception &e) {
			LOG_WARNING("0x1020 解析其他参数失败: %1", e.what());
		}
	}

	// 清理资源
	sqlite3_finalize(stmt);
	sqlite3_close(db);
}

void XNServiceObject::PrepareForExecute()
{
	T_D();
	RegisterDDSParticipant();
}

void XNServiceObject::RegisterDDSParticipant()
{
	T_D();
	//TODO 注册服务状态主题参与者
}

XNFrameworkPtr XNServiceObject::GetFramework() const
{
	T_D();
	return d->pFramework;
}

void XNServiceObject::SetFramework(XNFrameworkPtr framework)
{
	T_D();
	d->pFramework = framework;
}