/**
 * @file XNModelManager.cpp
 * @author	jinchao
 * @brief 模型管理器类源文件
 * @version	1.0
 * @date 2024-11-06
 *
 * @copyright Copyright (c) 2024 XN
 *
 */
#include "XNModelManager.h"
#include "XNModelManager_p.h"
#include "XNModelObject.h"
#include <QLibrary>
#include <QMetaObject>
#include <QPointer>

// 构造函数
XNModelManager::XNModelManager(QObject *parent)
	: XNBaseFrameObject(*new XNModelManagerPrivate(this), parent)
{
	setUniqueId(6);
	setObjectName("XNModelManager");
	Q_D(XNModelManager);
	d->ModelIDAssigned.resize(10000, false);
}

// 析构函数
XNModelManager::~XNModelManager()
{
}

XNModelManager::XNModelManager(XNModelManagerPrivate &dd, QObject *parent)
	: XNBaseFrameObject(dd, parent)
{
	Q_D(XNModelManager);
	d->ModelIDAssigned.resize(10000, false);
}

// 运行前最后准备
void XNModelManager::OnPrepareForExecute()
{
	Q_D(XNModelManager);
	emit PrepareForExecute();
	d->_status = XNFrameObjectStatus::Ready;
	LOG_INFO("XNModelManager is prepared!");
	emit PrepareForExecuteSuccess();
}

void XNModelManager::OnInitialize()
{
	Q_D(XNModelManager);
	LOG_INFO("XNModelManager Initialize Success!");
	d->_status = XNFrameObjectStatus::Initialized;
	emit InitializeSuccess();
}

void XNModelManager::OnLoadModel(const QString &modelPath, const QString &className)
{
	Q_D(XNModelManager);
	QLibrary lib(modelPath);
	if (lib.load()) {
		typedef void (*InitialModelFunc)();
		QString initialModelName = "Initial" + className;
		InitialModelFunc initialModel =
			(InitialModelFunc)lib.resolve(initialModelName.toUtf8().constData());
		if (initialModel) {
			initialModel();
			QMetaType metaType = QMetaType::fromName(className.toUtf8().constData());
			if (metaType.isValid()) {
				QObject *obj = static_cast<QObject *>(metaType.create());
				if (obj) {
					XNModelObject *model = qobject_cast<XNModelObject *>(obj);
					if (model) {
						quint32 modelID = RegisterModel();
						if (modelID == 0) {
							LOG_WARNING("0x2174 Assign Model ID Failed, Model ID is used up!");
							delete obj;
							return;
						}
						model->setParent(this);
						model->setObjectName(className);
						model->setUniqueId(modelID);
						model->SetBaseFreq(d->dBaseFreq);
						QString configFilePath =
							QFileInfo(modelPath).absolutePath() + "/" + className + ".mcfg";
						model->SetXmlPath(configFilePath);
						connect(model, &XNModelObject::RegisterFunction, this,
								&XNModelManager::OnRegisterFunction);
						connect(this, &XNModelManager::PrepareForExecute, model,
								&XNModelObject::OnPrepareForExecute);
						model->OnInitialize();
					} else {
						LOG_WARNING("0x2175 Model %1 Instantiation Failed, Not a subclass of "
									"XNModelObject!",
									className);
						delete obj;
						return;
					}
				} else {
					LOG_WARNING("0x2176 Model %1 Instantiation Failed, Not a subclass of QObject!",
								className);
					delete obj;
					return;
				}
			} else {
				LOG_WARNING("0x2173 Model %1 Not found in dynamic link library %2!", className,
							modelPath);
			}
		} else {
			LOG_WARNING("0x2177 InitialModel function not found in dynamic link library %2!",
						modelPath);
		}
	} else {
		LOG_WARNING("0x2172 Model %1 Dynamic link library loading failed! Error: %2", className,
					lib.errorString());
	}
}

void XNModelManager::OnSetBaseFreq(const double &dBaseFreq)
{
	Q_D(XNModelManager);
	d->dBaseFreq = dBaseFreq;
}

// 模型注册
quint32 XNModelManager::RegisterModel()
{
	Q_D(XNModelManager);
	// 从10000～19999的编号中分配ID
	for (int i = 0; i < 10000; i++) {
		if (d->ModelIDAssigned[i])
			continue;
		else {
			d->ModelIDAssigned[i] = true;
			return i + 10000;
		}
	}
	return 0;
}

// 获取模型指针
XNModelObject *XNModelManager::GetModel(quint32 modelID)
{
	Q_D(XNModelManager);
	if (d->ModelIDAssigned[modelID - 10000]) {
		QList<XNModelObject *> modelList = findChildren<XNModelObject *>();
		for (auto &model : modelList) {
			if (model->getUniqueId() == modelID)
				return model;
		}
		return nullptr;
	} else
		return nullptr;
}

void XNModelManager::OnRegisterFunction(quint32 id, XNCallBack fun, quint32 freqGroup,
										quint32 RunPos, quint32 RunPriorty)
{
	Q_D(XNModelManager);
	if (d->ModelIDAssigned[id - 10000]) {
		emit RegisterFunction(id, fun, freqGroup, RunPos, RunPriorty);
	} else {
		LOG_WARNING(
			"0x2177 Submission of periodic function was rejected, model ID %1 is not registered!",
			id);
	}
}