#include "mainwindow.h"

#include "graphicsItem/graphicsItemGroup.h"
#include "ui_mainwindow.h"

#include <QWidgetAction>
#include <QTableWidget>
#include <QSettings>
#include <QUndoStack>
#include <QGraphicsScene>
#include <QGraphicsItem>
#include <QDockWidget>
#include <QDebug>
#include <QSqlDatabase>
#include <QMessageBox>
#include <QVBoxLayout>

#include "diagramCavas.h"
#include "designerScene.h"
#include "graphicElementsPanel.h"
#include "operationCommand.h"
#include "electricElementsBox.h"
#include "electricElementsPanel.h"
#include "toolBox.h"
#include "loadPageDlg.h"
#include "projectModelDlg.h"
#include "topologyView.h"
#include "diagramView.h"
#include "createEditor.h"
#include "projectModelManager.h"

//using namespace ads;


CMainWindow::CMainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::CMainWindow)
{
    ui->setupUi(this);
    m_pUndoStack = nullptr;
    m_pLoadPageDlg = nullptr;
    m_pTopologyView = nullptr;
    m_pDiagramView = nullptr;
    m_pCreateEdiotr = nullptr;

    initializeDockUi();
    initializeAction();

}

CMainWindow::~CMainWindow()
{
    delete ui;
    if(m_pElectricElementsBox)
        delete m_pElectricElementsBox;
}


void CMainWindow::closeEvent(QCloseEvent* event)
{
    // Delete dock manager here to delete all floating widgets. This ensures
    // that all top level windows of the dock manager are properly closed
	QMainWindow::closeEvent(event);
}

void CMainWindow::changeEvent(QEvent* event)
{
    //if (event->type() == QEvent::WindowStateChange)
        //m_pDrawingPanel->grahpicsViewZoomFit();
}

void CMainWindow::initializeDockUi()
{
    m_pElectricElementsBox = new ElectricElementsBox();
    m_pElectricElementsBox->initial();
    QWidget* pBox = m_pElectricElementsBox->getToolBox();
    QDockWidget* ElectricElementsDock = new QDockWidget(QString::fromWCharArray(L"图元面板"),this);
    ElectricElementsDock->setWidget(pBox);
    ElectricElementsDock->setMinimumSize(200,150);
    ElectricElementsDock->setAllowedAreas(Qt::LeftDockWidgetArea|Qt::RightDockWidgetArea);
    this->addDockWidget(Qt::RightDockWidgetArea,ElectricElementsDock);

    m_pTopologyView = new TopologyView(this);
    m_pTopologyView->initial();
    QDockWidget* topologyDock = new QDockWidget(QString::fromWCharArray(L"拓扑关系"),this);
    topologyDock->setWidget(m_pTopologyView);
    //topologyDock->setMinimumSize(120,550);
    topologyDock->setAllowedAreas(Qt::LeftDockWidgetArea|Qt::RightDockWidgetArea);
    this->addDockWidget(Qt::LeftDockWidgetArea,topologyDock);

    m_pDiagramView = new DiagramView(this);
    m_pDiagramView->initial();
    QDockWidget* diagramDock = new QDockWidget(QString::fromWCharArray(L"组态图列表"),this);
    diagramDock->setWidget(m_pDiagramView);
    diagramDock->setAllowedAreas(Qt::LeftDockWidgetArea|Qt::RightDockWidgetArea);
    this->addDockWidget(Qt::LeftDockWidgetArea,diagramDock);

    m_pDiagramCavas = new DiagramCavas();
    m_pDiagramCavas->initial();
    this->setCentralWidget(m_pDiagramCavas);
    connect(m_pElectricElementsBox,&ElectricElementsBox::addEletricItem,m_pDiagramCavas,&DiagramCavas::onSignal_addGraphicsItem);

    m_pProjectModelDlg = new projectModelDlg(this);
    connect(&ProjectModelManager::instance(),&ProjectModelManager::modelChange,m_pElectricElementsBox,&ElectricElementsBox::onSignal_modelChanged);
}

void CMainWindow::initializeAction()
{
    //撤销、重做
    /*m_pUndoStack = new QUndoStack(this);
    ui->actionUndo = m_pUndoStack->createUndoAction(this, tr("撤销"));
    ui->actionUndo->setIcon(QIcon::fromTheme(QString::fromUtf8("edit-undo")));
    ui->actionUndo->setShortcuts(QKeySequence::Undo);
    ui->actionRedo = m_pUndoStack->createRedoAction(this, tr("重做"));
    ui->actionRedo->setIcon(QIcon::fromTheme(QString::fromUtf8("edit-redo")));
    ui->actionRedo->setShortcuts(QKeySequence::Redo);
    ui->toolBar->addAction(ui->actionUndo);
    ui->toolBar->addAction(ui->actionRedo);
    ui->actionUndo->setEnabled(m_pUndoStack->canUndo());
    ui->actionRedo->setEnabled(m_pUndoStack->canRedo());

    ui->actionDelete->setShortcut(QKeySequence::Delete);*/

    //connect(ui->actionDelete, SIGNAL(triggered()), this, SLOT(onSignal_deleteItem()));
    //connect(ui->actionZoomIn, SIGNAL(triggered()), this, SLOT(onAction_zoomIn()));
    //connect(ui->actionZoomOut, SIGNAL(triggered()), this, SLOT(onAction_zoomOut()));
    //connect(ui->actionZoomFit, SIGNAL(triggered()), this, SLOT(onAction_zoomFit()));
    //connect(ui->actionGroup, SIGNAL(triggered()), this, SLOT(onAction_createGroup()));
    //connect(ui->actionUngroup, SIGNAL(triggered()), this, SLOT(onAction_destroyGroup()));

    connect(m_pTopologyView,&TopologyView::entityCreate,m_pDiagramCavas,&DiagramCavas::onSignal_createEntity);
    connect(m_pTopologyView,&TopologyView::entityChange,m_pDiagramCavas,&DiagramCavas::onSignal_changeEntity);
    connect(m_pTopologyView,&TopologyView::entityDelete,m_pDiagramCavas,&DiagramCavas::onSignal_deleteEntity);
    connect(m_pTopologyView,&TopologyView::entitySelected,m_pDiagramCavas,&DiagramCavas::onSignal_selectEntity);

    connect(m_pDiagramView,&DiagramView::diagramCreate,m_pDiagramCavas,&DiagramCavas::onSignal_createDiagram);
    connect(m_pDiagramView,&DiagramView::diagramChange,m_pDiagramCavas,&DiagramCavas::onSignal_changeDiagram);
    connect(m_pDiagramView,&DiagramView::diagramDelete,m_pDiagramCavas,&DiagramCavas::onSignal_deleteDiagram);
    connect(m_pDiagramView,&DiagramView::diagramSelected,m_pDiagramCavas,&DiagramCavas::onSignal_selectDiagram);

    connect(ui->actionNew,&QAction::triggered,m_pDiagramCavas,&DiagramCavas::onSignal_addPage);
    connect(ui->actionOpen,&QAction::triggered,this,&CMainWindow::onSignal_loadPage);
    connect(ui->actionSave,&QAction::triggered,m_pDiagramCavas,&DiagramCavas::onSignal_savePage);
    connect(ui->actionDelete,&QAction::triggered,m_pDiagramCavas,&DiagramCavas::onSignal_deletePage);

    QAction* actNewEditor = ui->menuFile->addAction(QString::fromWCharArray(L"新建组态"));
    connect(actNewEditor,&QAction::triggered,this,&CMainWindow::onAction_createEditor);

    QAction* actRun = ui->menuMode->addAction(QString::fromWCharArray(L"运行"));
    connect(actRun,&QAction::triggered,m_pDiagramCavas,&DiagramCavas::onSignal_runPage);

    QAction* actEdit = ui->menuProject->addAction(QString::fromWCharArray(L"编辑工程模"));
    connect(actEdit,&QAction::triggered,this,&CMainWindow::onAction_editProject);

    QAction* actEditBay = ui->menuBay->addAction(QString::fromWCharArray(L"管理间隔"));
    connect(actEditBay,&QAction::triggered,this,&CMainWindow::onAction_editBay);

    QAction* testAct = ui->menuTest->addAction(QString::fromWCharArray(L"生成测试基模"));
    connect(testAct,&QAction::triggered,m_pDiagramCavas,&DiagramCavas::onCreateTestBaseModelDiagram);
}

void CMainWindow::onAction_zoomIn()
{
    //m_pDrawingPanel->grahpicsViewZoomIn();
}

void CMainWindow::onAction_zoomOut()
{
    //m_pDrawingPanel->grahpicsViewZoomOut();
}

void CMainWindow::onAction_zoomFit()
{
    //m_pDrawingPanel->grahpicsViewZoomFit();
}

void CMainWindow::onAction_createGroup()
{
    /*GraphicsItemGroup* group = m_pDrawingPanel->createItemGroup();
    if(group)
    {
        QGraphicsScene* scene = m_pDrawingPanel->getQGraphicsScene();
        QUndoCommand* createItemGropu = new CreateItemGoupCommand(group, scene);
        m_pUndoStack->push(createItemGropu);
    }*/
}

void CMainWindow::onAction_destroyGroup()
{
    /*QGraphicsScene* scene = m_pDrawingPanel->getQGraphicsScene();
    QList<QGraphicsItem*> listItem = scene->selectedItems();
    if(listItem.count() != 1)
        return; //只能选择一个解组

    QGraphicsItem* item = listItem.first();
    if(!item)
        return;

    GraphicsItemGroup *group = dynamic_cast<GraphicsItemGroup*>(item);
    if(group)
    {
        QUndoCommand* destroyItemGropu = new DestroyItemGoupCommand(group, scene);
        m_pUndoStack->push(destroyItemGropu);
    }*/
}

void CMainWindow::onAction_editProject()
{
    if(m_pProjectModelDlg)
        m_pProjectModelDlg->show();
}

void CMainWindow::onAction_editBay()
{
    m_pDiagramCavas->onSignl_openCurrentBay();
}

void CMainWindow::onSignal_addItem(QGraphicsItem* item)
{
    if(item)
    {
        QUndoCommand* addItemCommand = new AddItemCommand(item, item->scene());
        m_pUndoStack->push(addItemCommand);
    }
}

void CMainWindow::onSignal_deleteItem()
{
    /*QGraphicsScene* scene = m_pDrawingPanel->getQGraphicsScene();
    if (scene && scene->selectedItems().isEmpty())
        return;

    QUndoCommand* deleteItemCommand = new DeleteItemCommand(scene);
    m_pUndoStack->push(deleteItemCommand); //push时会自动调用一次command的redo函数*/
}

void CMainWindow::onSignal_loadPage()
{
    if(m_pLoadPageDlg == nullptr)
    {
        m_pLoadPageDlg = new LoadPageDlg(this);
        //connect(m_pLoadPageDlg,&LoadPageDlg::selectedPage,m_pDiagramCavas,&DiagramCavas::onSignal_loadPage);
    }
    m_pLoadPageDlg->updateList();
    m_pLoadPageDlg->show();
}

void CMainWindow::onAction_createEditor()
{
    if(m_pCreateEdiotr == nullptr){
        m_pCreateEdiotr = new CreateEditor(this);
        connect(m_pCreateEdiotr,&CreateEditor::createEditor,m_pDiagramCavas,&DiagramCavas::onSignal_createEditPanel);
    }
    m_pCreateEdiotr->showDlg();
}

GraphicElementsPanel*  CMainWindow::graphicsElementsPanel() const
{
    if(m_pGraphicElementsPanel)
        return m_pGraphicElementsPanel;
    else
    {
        qDebug("get m_pGraphicElementsPanel err");
        return NULL;
    }
}