#include "mainwindow.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 <QLibrary>

#include "diagramCavas.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"
#include "projectManager.h"
#include "monitorItemsDlg.h"
#include "monitorPagesDlg.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;
    m_pMonitorItemsDlg = nullptr;
    m_pMonitorPagesDlg = nullptr;
    m_pMonitorItemsDock = nullptr;
    m_pMonitorPagesDock = nullptr;
    _pActMonitor = 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_pMonitorItemsDlg = new MonitorItemsDlg(this);
    m_pMonitorItemsDock = new QDockWidget(QString::fromWCharArray(L"当前设备列表"),this);
    m_pMonitorItemsDock->setWidget(m_pMonitorItemsDlg);
    m_pMonitorItemsDock->setAllowedAreas(Qt::LeftDockWidgetArea|Qt::RightDockWidgetArea);
    this->addDockWidget(Qt::RightDockWidgetArea,m_pMonitorItemsDock);

    m_pMonitorPagesDlg = new MonitorPagesDlg(this);
    m_pMonitorPagesDock = new QDockWidget(QString::fromWCharArray(L"监控列表"),this);
    m_pMonitorPagesDock->setWidget(m_pMonitorPagesDlg);
    m_pMonitorPagesDock->setAllowedAreas(Qt::LeftDockWidgetArea|Qt::RightDockWidgetArea);
    m_pMonitorPagesDock->setMinimumSize(120,550);
    this->addDockWidget(Qt::RightDockWidgetArea,m_pMonitorPagesDock);

    m_pMonitorItemsDock->hide();
    m_pMonitorPagesDock->hide();

    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(m_pDiagramView,&DiagramView::createProject,this,&CMainWindow::onAction_createEditor);
    connect(m_pDiagramCavas,&DiagramCavas::prepareUpdateItems,m_pMonitorItemsDlg,&MonitorItemsDlg::onUpdateItems);
    connect(m_pDiagramCavas,&DiagramCavas::prepareSelectItems,m_pMonitorItemsDlg,&MonitorItemsDlg::onSelectItems);
    connect(m_pDiagramCavas,&DiagramCavas::updateMonitorList,m_pMonitorPagesDlg,&MonitorPagesDlg::onMonitorCreated);
    connect(m_pDiagramCavas,&DiagramCavas::createdMonitorItems,m_pMonitorItemsDlg,&MonitorItemsDlg::onMonitorCreated);

    connect(m_pMonitorItemsDlg,&MonitorItemsDlg::generateMonitor,m_pDiagramCavas,&DiagramCavas::onSignal_generate);
    connect(m_pMonitorPagesDlg,&MonitorPagesDlg::monitorSelected,m_pDiagramCavas,&DiagramCavas::onSignal_monitorSelected);
    connect(m_pMonitorPagesDlg,&MonitorPagesDlg::prepareSaveMonitor,m_pDiagramCavas,&DiagramCavas::onSignal_saveMonitor);

    connect(&ProjectManager::instance(),&ProjectManager::prepareUnloadProject,this,&CMainWindow::onAction_unloadEditor);

    connect(m_pDiagramView,&DiagramView::loadProject,this,&CMainWindow::onSignal_loadProject);

    connect(ui->actionNew,&QAction::triggered,m_pDiagramCavas,&DiagramCavas::onSignal_addPage);
    connect(ui->actionOpen,&QAction::triggered,this,&CMainWindow::onSignal_loadProject);
    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* actEditBay = ui->menuProject->addAction(QString::fromWCharArray(L"管理间隔"));
    connect(actEditBay,&QAction::triggered,this,&CMainWindow::onAction_editBay);

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

    ui->menuProject->addSeparator();

    _pActMonitor = ui->menuProject->addAction(QString::fromWCharArray(L"管理监控"));
    _pActMonitor->setCheckable(true);
    connect(_pActMonitor,&QAction::triggered,this,[&](){
        if(!_pActMonitor->isChecked()){
            _pActMonitor->setChecked(false);
            m_pMonitorItemsDock->hide();
            m_pMonitorPagesDock->hide();
        }
        else{
            _pActMonitor->setChecked(true);
            m_pMonitorItemsDock->show();
            m_pMonitorPagesDock->show();
        }
    });

    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_loadProject()
{
    if(m_pLoadPageDlg == nullptr)
    {
        m_pLoadPageDlg = new LoadPageDlg(this);
        connect(&ProjectManager::instance(),&ProjectManager::prepareLoadBaseSetting,m_pDiagramCavas,&DiagramCavas::onSignal_loadEdit);
        connect(m_pLoadPageDlg,&LoadPageDlg::selectedProject,m_pDiagramView,&DiagramView::onEditorLoaded);
        connect(&ProjectManager::instance(),&ProjectManager::createNewEditor,m_pDiagramCavas,&DiagramCavas::onSignal_createEditPanel);
        connect(&ProjectManager::instance(),&ProjectManager::prepareSaveEditor,m_pDiagramCavas,&DiagramCavas::onSignal_prepareSaveEdit);
        connect(&ProjectManager::instance(),&ProjectManager::prepareDeleteBaseSetting,m_pDiagramCavas,&DiagramCavas::onSignal_prepareDeleteEditor);
        connect(&ProjectManager::instance(),&ProjectManager::prepareOpenSetting,m_pDiagramCavas,&DiagramCavas::onSignal_prepareOpenSetting);
    }
    m_pLoadPageDlg->updateList();
    m_pLoadPageDlg->show();
}

void CMainWindow::onAction_createEditor()
{
    if(m_pCreateEdiotr == nullptr){
        m_pCreateEdiotr = new CreateEditor(this);
        connect(&ProjectManager::instance(),&ProjectManager::createNewEditor,m_pDiagramCavas,&DiagramCavas::onSignal_createEditPanel);
        connect(&ProjectManager::instance(),&ProjectManager::prepareSaveEditor,m_pDiagramCavas,&DiagramCavas::onSignal_prepareSaveEdit);
        connect(&ProjectManager::instance(),&ProjectManager::prepareDeleteBaseSetting,m_pDiagramCavas,&DiagramCavas::onSignal_prepareDeleteEditor);
        connect(&ProjectManager::instance(),&ProjectManager::prepareOpenSetting,m_pDiagramCavas,&DiagramCavas::onSignal_prepareOpenSetting);
    }

    m_pCreateEdiotr->showDlg();
}

void CMainWindow::onAction_unloadEditor(const QString& str)
{
    m_pDiagramCavas->onSignal_unloadProject(str);
}

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