/**
 * @file DialogPCLGuassFilter.cpp
 * @brief None
 * @author 陈增辉 (3045316072@qq.com)
 * @version 2.5.0
 * @date 2024/4/5
 * @copyright Copyright (c) Since 2024 中科卫星应用研究院  All rights reserved.
 */

// You may need to build the project (run Qt uic code generator) to get "ui_DialogPCLGuassFilter.h"
// resolved

#include "DialogPCLGuassFilter.h"
#include "ui_DialogPCLGuassFilter.h"

#include "PythonModule/PyAgent.h"
#include "MeshData/meshSingleton.h"
#include "MeshData/meshSet.h"
#include <QMenu>
#include <QDebug>


//auto meshData = MeshData::MeshData::getInstance();

namespace MainWidget {
	DialogPCLGuassFilter::DialogPCLGuassFilter(GUI::MainWindow *parent)
		: QFDialog(parent),
		_ui(new Ui::DialogPCLGuassFilter),
		_mw(parent),
		_selectdlg(new DialogSelectComponents(parent))
	{
		_ui->setupUi(this);
		_ui->geoSelectPoint->setToolTip(tr("Clicked Button Selected Components"));
		setWindowTitle(tr("Guass Filter"));
		_ui->listWidget->setContextMenuPolicy(Qt::CustomContextMenu);
		
		
		connect(_ui->geoSelectPoint, &QPushButton::clicked, [=]()
				{ _selectdlg->clearSelectItems(); _selectdlg->exec(); });
		connect(_selectdlg, SIGNAL(selectedComponentsSig(QList<MeshData::MeshSet *>)), this, SLOT(selectedComponentsSlot(QList<MeshData::MeshSet *>)));
		connect(_ui->listWidget, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(customContextMenuRequestedSlot(const QPoint &)));
		
	}

	DialogPCLGuassFilter::~DialogPCLGuassFilter()
	{
		delete _ui;
		_ui = NULL;
		delete _selectdlg;
		_selectdlg = NULL;
	}
	
	void DialogPCLGuassFilter::accept()
	{
		if (_components.size() == 0)
			return;
		
		QString componentIds, rotate, moveLocation, scale;
		for (auto component : _components)
			componentIds.append(QString(",%1").arg(component->getID()));
		componentIds.remove(0, 1);


		double Sigma=_ui->Sigma->value();
		double threshold=_ui->threshold->value();


		emit excuteAlg( componentIds, Sigma, threshold);

		QString code = QString("MainWindow.createVTKTransform(\"%1\",\"%2\",\"%3\",\"%4\")").arg(componentIds).arg(rotate).arg(moveLocation).arg(scale);
		Py::PythonAgent::getInstance()->submit(code);
		QFDialog::accept();
	}

	void DialogPCLGuassFilter::selectedComponentsSlot(QList<MeshData::MeshSet *> components)
	{
		for (MeshData::MeshSet *set : components)
		{
			if (_components.contains(set))
				continue;
			_components.append(set);
			_ui->listWidget->addItem(set->getName());
		}
	}

	void DialogPCLGuassFilter::customContextMenuRequestedSlot(const QPoint &point)
	{
		QListWidgetItem *curItem = _ui->listWidget->itemAt(point);
		if (!curItem)
			return;

		QMenu *menu = new QMenu(this);
		QAction *deleteItem = new QAction(tr("delete this item"));
		menu->addAction(deleteItem);
		connect(menu, &QMenu::triggered, [=]()
				{ removeCurrentItem(curItem); });
		menu->exec(QCursor::pos());
	}

	void DialogPCLGuassFilter::removeCurrentItem(QListWidgetItem *curItem)
	{
		auto meshData = MeshData::MeshData::getInstance();
		auto meshSet = meshData->getMeshSetByName(curItem->text());
		if (!meshSet)
			return;
		_components.removeOne(meshSet);
		_ui->listWidget->removeItemWidget(curItem);
		delete curItem;
	}
	
	
} // namespace MainWidget