#include "ObjectViewer.hpp"
#include <models/ObjectListModel.hpp>
#include "ViewerWidget.hpp"
#include <QDebug>
#include <QMenu>

ObjectViewer::ObjectViewer(ViewerWidget* viewer, QWidget* parent, Qt::WindowFlags f)
: ViewerInterface(parent, f)
{
	mainLayout = new QHBoxLayout;

	objectList = new QTableView;

	objectMenu = new QMenu(objectList);
	objectList->setContextMenuPolicy(Qt::CustomContextMenu);
	auto viewModelAction = new QAction("View Model", objectMenu);
	objectMenu->addAction(viewModelAction);
	connect(viewModelAction, SIGNAL(triggered()), this, SLOT(menuViewModel()));
	connect(objectList, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(onCustomContextMenu(QPoint)));

	mainLayout->addWidget(objectList);

	previewWidget = viewer;
	previewWidget->setMinimumSize(250,250);

	infoLayout = new QGridLayout;

	previewID = new QLabel;
	previewModel = new QLabel;
	previewClass = new QLabel;
	infoLayout->addWidget(new QLabel("ID"), 1, 0);
	infoLayout->addWidget(previewID, 1, 1);
	infoLayout->addWidget(new QLabel("Type"), 2, 0);
	infoLayout->addWidget(previewClass, 2, 1);
	infoLayout->addWidget(new QLabel("Model"), 3, 0);
	infoLayout->addWidget(previewModel, 3, 1);

	mainLayout->addLayout(infoLayout);

	this->setLayout(mainLayout);

	setViewerWidget(previewWidget);
}

void ObjectViewer::setViewerWidget(ViewerWidget* widget)
{
	//widgetLayout->removeWidget(previewWidget);
	previewWidget = widget;
	infoLayout->addWidget(previewWidget, 0, 0, 1, 2);
}

void ObjectViewer::worldChanged()
{
	if( objectList->model() )
	{
		delete objectList->model();
	}

	objectList->setModel(new ObjectListModel(world()->data, objectList));
	connect(objectList->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)), this, SLOT(showItem(QModelIndex)));
}

static std::map<ObjectInformation::ObjectClass, QString> gDataType =
{
	{ ObjectInformation::_class("OBJS"), "Object" },
	{ ObjectInformation::_class("CARS"), "Vehicle" },
	{ ObjectInformation::_class("PEDS"), "Pedestrian" },
	{ ObjectInformation::_class("HIER"), "Cutscene" }
};

void ObjectViewer::showItem(qint16 item)
{
	auto def = world()->data->objectTypes[item];

	if( def )
	{
		previewID->setText(QString::number(def->ID));
		previewClass->setText(gDataType[def->class_type]);

		if(def->class_type == ObjectData::class_id)
		{
			auto v = std::static_pointer_cast<ObjectData>(def);
			previewModel->setText(QString::fromStdString(v->modelName));
		}
		else if(def->class_type == VehicleData::class_id)
		{
			auto v = std::static_pointer_cast<VehicleData>(def);
			previewModel->setText(QString::fromStdString(v->modelName));
		}
		else if(def->class_type == CharacterData::class_id)
		{
			auto v = std::static_pointer_cast<CharacterData>(def);
			previewModel->setText(QString::fromStdString(v->modelName));
		}

		previewWidget->showObject(item);
	}
}

void ObjectViewer::showItem(QModelIndex model)
{
	showItem(model.internalId());
}

void ObjectViewer::onCustomContextMenu(const QPoint& p)
{
	contextMenuIndex = objectList->indexAt(p);
    if ( contextMenuIndex.isValid() )
	{
        objectMenu->exec(objectList->mapToGlobal(p));
    }    
}

void ObjectViewer::menuViewModel()
{
	if( contextMenuIndex.isValid() )
	{
		auto id = contextMenuIndex.internalId();
		showObjectModel(id);
	}
}