#include "vtoolendline.h"
#include <QDebug>
#include <QMenu>

#include "../widgets/vmaingraphicsscene.h"

VToolEndLine::VToolEndLine(VDomDocument *doc, VContainer *data, const qint64 &id,
                           const QString &typeLine, const QString &formula, const qint32 &angle,
                           const qint64 &basePointId, Tool::Enum typeCreation,
                           QGraphicsItem *parent):VToolPoint(doc, data, id, parent){
    this->typeLine = typeLine;
    this->formula = formula;
    this->angle = angle;
    this->basePointId = basePointId;

    //Лінія, що з'єднує дві точки
    VPointF basePoint = data->GetPoint(basePointId);
    VPointF point = data->GetPoint(id);
    mainLine = new QGraphicsLineItem(QLineF(basePoint.toQPointF(), point.toQPointF()), this);
    mainLine->setPen(QPen(Qt::black, widthHairLine));
    mainLine->setFlag(QGraphicsItem::ItemStacksBehindParent, true);
    if(typeLine == "none"){
        mainLine->setVisible(false);
    } else {
        mainLine->setVisible(true);
    }

    if(typeCreation == Tool::FromGui){
        AddToFile();
    }
}

void VToolEndLine::FullUpdateFromFile(){
    QString name;
    qreal mx, my;
    QDomElement domElement = doc->elementById(QString().setNum(id));
    if(domElement.isElement()){
        name = domElement.attribute("name", "");
        mx = domElement.attribute("mx", "").toDouble()*PrintDPI/25.4;
        my = domElement.attribute("my", "").toDouble()*PrintDPI/25.4;
        typeLine = domElement.attribute("typeLine", "");
        formula = domElement.attribute("length", "");
        basePointId = domElement.attribute("basePoint", "").toLongLong();
        angle = domElement.attribute("angle", "").toInt();
    }
    VPointF point = VAbstractTool::data->GetPoint(id);
    RefreshBaseGeometry(name, point.x(), point.y(), mx, my);
    VPointF basePoint = VAbstractTool::data->GetPoint(basePointId);
    mainLine->setLine(QLineF(basePoint.toQPointF(), point.toQPointF()));
    if(typeLine == "none"){
        mainLine->setVisible(false);
    } else {
        mainLine->setVisible(true);
    }
}

void VToolEndLine::contextMenuEvent(QGraphicsSceneContextMenuEvent *event){
    if(!ignoreContextMenuEvent){
        QMenu menu;
        QAction *actionOption = menu.addAction("Властивості");
        QAction *selectedAction = menu.exec(event->screenPos());
        if(selectedAction == actionOption){
            dialogEndLine = QSharedPointer<DialogEndLine>(new DialogEndLine(VAbstractTool::data));

            connect(qobject_cast< VMainGraphicsScene * >(this->scene()), &VMainGraphicsScene::ChoosedObject,
                    dialogEndLine.data(), &DialogEndLine::ChoosedPoint);
            connect(dialogEndLine.data(), &DialogEndLine::DialogClosed, this,
                    &VToolEndLine::FullUpdateFromGui);
            connect(doc, &VDomDocument::FullUpdateFromFile, dialogEndLine.data(), &DialogEndLine::UpdateList);

            VPointF p = VAbstractTool::data->GetPoint(id);

            dialogEndLine->setTypeLine(typeLine);
            dialogEndLine->setFormula(formula);
            dialogEndLine->setAngle(angle);
            dialogEndLine->setBasePointId(basePointId);
            dialogEndLine->setPointName(p.name());

            dialogEndLine->show();
        }
    }
}

void VToolEndLine::FullUpdateFromGui(int result){
    if(result == QDialog::Accepted){
        QDomElement domElement = doc->elementById(QString().setNum(id));
        if(domElement.isElement()){
            domElement.setAttribute("name", dialogEndLine->getPointName());
            domElement.setAttribute("typeLine", dialogEndLine->getTypeLine());
            domElement.setAttribute("length", dialogEndLine->getFormula());
            domElement.setAttribute("angle", QString().setNum(dialogEndLine->getAngle()));
            domElement.setAttribute("basePoint", QString().setNum(dialogEndLine->getBasePointId()));
            emit FullUpdateTree();
        }
    }
    dialogEndLine.clear();
}

void VToolEndLine::ChangedActivDraw(const QString newName){
    if(nameActivDraw == newName){
        mainLine->setPen(QPen(Qt::black, widthHairLine));
        VToolPoint::ChangedActivDraw(newName);
    } else {
        mainLine->setPen(QPen(Qt::gray, widthHairLine));
        VToolPoint::ChangedActivDraw(newName);
    }
}

void VToolEndLine::AddToFile(){
    VPointF point = VAbstractTool::data->GetPoint(id);
    QDomElement domElement = doc->createElement("point");

    AddAttribute(domElement, "id", id);
    AddAttribute(domElement, "type", "endLine");
    AddAttribute(domElement, "name", point.name());
    AddAttribute(domElement, "mx", point.mx()/PrintDPI*25.4);
    AddAttribute(domElement, "my", point.my()/PrintDPI*25.4);

    AddAttribute(domElement, "typeLine", typeLine);
    AddAttribute(domElement, "length", formula);
    AddAttribute(domElement, "angle", angle);
    AddAttribute(domElement, "basePoint", basePointId);

    AddToCalculation(domElement);
}