#include <QPushButton>
#include <QMessageBox>
#include <QCoreApplication>
#include <QDir>
#include <QFileInfo>
#include <QSvgRenderer>
#include <QPainter>
#include "projectModelSetting.h"
#include "ui_projectModelSetting.h"
#include "baseProperty.h"
#include "graphicsItem/graphicsBaseItem.h"
#include "graphicsDataModel/fixedPortsModel.h"
#include "projectModelManager.h"
#include "tools.h"
#include "global.h"
#include "logger.h"
#include "dataBase.h"
#include "designerScene.h"

ProjectModelSetting::ProjectModelSetting(QWidget *parent)
    : QDialog(parent)
    ,ui(new Ui::projectModelSetting)
    ,_curItemData(nullptr)
    ,_controller(nullptr)
{
    ui->setupUi(this);
    this->setWindowFlags(Qt::FramelessWindowHint | windowFlags());
    initial();
}

ProjectModelSetting::~ProjectModelSetting()
{

}

void ProjectModelSetting::initial()
{
    connect(ui->btn_ok,&QPushButton::clicked,this,&ProjectModelSetting::onOkClicked);
    connect(ui->btn_cancel,&QPushButton::clicked,this,&ProjectModelSetting::onCancelClicked);
    //connect(ui->btn_saveAs,&QPushButton::clicked,this,&ProjectModelSetting::onSaveAsClicked);
    connect(ui->btn_select,&QPushButton::clicked,this,&ProjectModelSetting::onSelectClicked);

    connect(ui->btn_apply,&QPushButton::clicked,this,&ProjectModelSetting::onAddClicked);
    connect(ui->btn_revoke,&QPushButton::clicked,this,&ProjectModelSetting::onDecreaseClicked);

    //connect(ui->le_saveAs,&QLineEdit::editingFinished,this,&ProjectModelSetting::onSaveAsFinished);
    //connect(ui->cb_modelType,&QComboBox::currentTextChanged,this,&ProjectModelSetting::onCurrentTextChanged);
    _curPath = QCoreApplication::applicationDirPath()+"/proModelImage/";
    //ui->cb_modelType->setPlaceholderText(" ");
    /*QRegularExpression regExp("[a-zA-Z0-9]+");
    QRegularExpressionValidator *validator = new QRegularExpressionValidator(regExp, this);
    ui->le_saveAs->setValidator(validator);*/
    ui->listWidget_icon->setStyleSheet(
        "QListWidget::item:selected {"
        "    background: #4e72b8;"
        "    color: palette(HighlightedText);"
        "}"
        );
}

void ProjectModelSetting::loadPicture()
{
    ui->listWidget_icon->clear();
    QString path = _curPath+_curItemData->metaModelName()+"/";
    QDir dir(path);
    QStringList namefiles;
    namefiles<<"*.png"<<"*.svg";

    QStringList files=dir.entryList(namefiles,QDir::Files|QDir::Readable,QDir::Name);
    //动态添加item到QListWidget里
    for(int i=0;i<files.size();i++)
    {
        QString sPath = path+files.at(i);
        QPixmap pixmap(sPath);
        //pixmap.fill(Qt::transparent);
        QListWidgetItem *newitem=new QListWidgetItem(QIcon(pixmap.scaled(100, 100)),files.at(i));
        QFile file(sPath);
        if (!file.open(QIODevice::ReadOnly)) {
            LOG_WARN("File", QString("%1 svgfile open failed").arg(sPath));
            return;
        }
        // Read SVG content
        QByteArray svgData = file.readAll().toHex();
        file.close();
        newitem->setData(Qt::UserRole + 1,svgData);     //item附带二进制数据
        QFileInfo fi(path+files.at(i));                 //获取文件信息
        newitem->setText(fi.baseName());//Returns the base name of the file without the path
        newitem->setTextAlignment(Qt::AlignHCenter);//设置文字对齐方式：水平居中
        ui->listWidget_icon->addItem(newitem);
    }
}

void ProjectModelSetting::setSelectedItems(QStringList lst)
{
    /*QList<QListWidgetItem*> lstItem = ui->listWidget_icon->findItems(lst.first(),Qt::MatchExactly);
    if(!lstItem.empty())
    {
        ui->listWidget_icon->setCurrentItem(lstItem.first());
    }*/

    foreach(const QString &name, lst) {
        QList<QListWidgetItem*> items = ui->listWidget_icon->findItems(name, Qt::MatchExactly);
        foreach(QListWidgetItem* item, items) {
            item->setSelected(true);
        }
    }
}

void ProjectModelSetting::showDlg(GraphicsBaseModelItem* srcNode)
{
    show();
    ui->label_infoIcon->clear();
    ui->treeView_base->setModel(nullptr);
    ui->treeView_sub->setModel(nullptr);
    ModelProperty* p = srcNode->getProperty();
    BaseModelProperty* pro = dynamic_cast<BaseModelProperty*>(p);
    if(pro)
    {
        QString sName = pro->name();
        QString sMetaModel = pro->metaModelName();
        QString sModel = pro->modelName();

        if(sModel.isEmpty())        //模型为空直接判断名字()
        {
            sModel = sMetaModel+"_"+_controller->pageName();
            pro->setModelName(sModel);
        }
        _curItemData = pro;
        //loadProject(sMetaModel);

        bool bExist = ProjectModelManager::instance().ifProjectExsit(sModel);
        if(bExist){     //使用存在的属性
            //ui->cb_modelType->setCurrentText(sModel);
            loadModel(sModel);
        }
        else{           //新建当前对象的属性
            if(pro->getModelProperty().pBase == nullptr && pro->getModelProperty().pSelect == nullptr){
                pro->getModelProperty().pBase = new QStandardItemModel(this);
                pro->getModelProperty().pSelect = new QStandardItemModel(this);
                pro->getModelProperty().mapProperty = ProjectModelManager::instance().addNewProject(sMetaModel,sModel,pro->getModelProperty());
            }
            ui->treeView_base->setModel(pro->getModelProperty().pBase);
            ui->treeView_sub->setModel(pro->getModelProperty().pSelect);
            ui->treeView_sub->expandAll();
            ui->treeView_base->expandAll();
        }
        //ui->le_saveAs->clear();
        ui->le_name->setText(sName);
        ui->le_base->setText(sMetaModel);
    }
    loadPicture();
}

/*void ProjectModelSetting::loadProject(const QString& sMeta)
{
    ui->cb_modelType->blockSignals(true);
    ui->cb_modelType->clear();
    QStringList lst = ProjectModelManager::instance().getProjectModelLst(sMeta);
    ui->cb_modelType->addItems(lst);
    ui->cb_modelType->blockSignals(false);
}*/

void ProjectModelSetting::onOkClicked()
{
    //_curItemData->setModelName(ui->cb_modelType->currentText());
    onSaveClicked();
    hide();
}

void ProjectModelSetting::onCancelClicked()
{
    hide();
}

/*void ProjectModelSetting::onSaveAsClicked()
{
    QString sModelName = ui->le_saveAs->text();
    bool bExist = ProjectModelManager::instance().ifProjectExsit(sModelName);
    if(bExist){
        QMessageBox::information(NULL, QString("提示"), QString::fromWCharArray(L"该模型已存在"));
    }
    else{       //新建的模型拷贝当前内容到全局队列
        _curItemData->getModelProperty().modelSetting.modelName = sModelName;
        PropertyModel pro = _curItemData->getModelProperty().deepCopy();
        ProjectModelManager::instance().getData()[_curItemData->metaModelName()].insert(sModelName,pro);
        ProjectModelManager::instance().generate(_curItemData->metaModelName(),sModelName);
        ProjectModelManager::instance().updateSetting(_curItemData->metaModelName(),sModelName);
        ui->cb_modelType->blockSignals(true);
        ui->cb_modelType->addItem(sModelName);
        ui->cb_modelType->setCurrentText(sModelName);
        ui->cb_modelType->blockSignals(false);
        QMessageBox::information(NULL, QString("提示"), QString::fromWCharArray(L"另存成功"));
    }
    ui->label_info->clear();
}*/

void ProjectModelSetting::onSelectClicked()
{
    QList<QListWidgetItem*> items = ui->listWidget_icon->selectedItems();
    QStringList lst;
    for(auto& item:items)
    {
        if(!_curItemData->getModelProperty().modelSetting.mapSvg.contains(item->text()))
        {
            QByteArray data = QByteArray::fromHex(item->data(Qt::UserRole + 1).toByteArray());
            _curItemData->getModelProperty().modelSetting.mapSvg.insert(item->text(),data);
        }
        lst.append(item->text());
    }

    if(!lst.isEmpty()){
        ui->label_infoIcon->setText("当前选择:"+lst.join(","));
    }
}

void ProjectModelSetting::onAddClicked()
{
    if(_curItemData == nullptr)
        return;
    QModelIndex selected = ui->treeView_base->currentIndex();
    QStandardItem* pItem = _curItemData->getModelProperty().pBase->itemFromIndex(selected);

    if(pItem)
    {
        int nLevel = getLevel(pItem);
        if(nLevel != 1)     //不是二级节点就返回
            return;
        else{
            QString strGroup = pItem->parent()->text();

            QStandardItem *parentItem = pItem->parent();
            if (parentItem) {
                parentItem->takeRow(pItem->row());
            }

            QList<QStandardItem*> groupItem = _curItemData->getModelProperty().pSelect->findItems(strGroup);
            if(groupItem.isEmpty())         //已选对象中是否存在该组，没有则添加
            {
                QStandardItem* pGroup = new QStandardItem(strGroup);
                _curItemData->getModelProperty().pSelect->appendRow(pGroup);
                pGroup->appendRow(pItem);
            }
            else{
                QStandardItem* pGroup = groupItem[0];
                pGroup->appendRow(pItem);
            }

            _curItemData->getModelProperty().mapProperty[strGroup].mCheckState[pItem->text()].checkState = true;           //选择状态设为1
        }
    }

    ui->treeView_sub->expandAll();
    ui->treeView_base->expandAll();
}

void ProjectModelSetting::onDecreaseClicked()
{
    if(_curItemData == nullptr)
        return;
    QStringList lstPub = ProjectModelManager::instance().getPublicGroupList();
    QModelIndex selected = ui->treeView_sub->currentIndex();
    QStandardItem* pItem = _curItemData->getModelProperty().pSelect->itemFromIndex(selected);

    if(pItem)
    {
        if(lstPub.contains(pItem->parent()->text())){
            QMessageBox::information(NULL, QString("提示"), QString::fromWCharArray(L"公共属性无法编辑"));
            return;
        }
        int nLevel = getLevel(pItem);
        if(nLevel != 1)     //不是二级节点就返回
            return;
        else{
            QString strGroup = pItem->parent()->text();

            QStandardItem *parentItem = pItem->parent();
            if (parentItem) {
                parentItem->takeRow(pItem->row());
                if(!parentItem->hasChildren()){
                    _curItemData->getModelProperty().pSelect->takeRow(parentItem->row());
                }
            }

            QList<QStandardItem*> groupItem = _curItemData->getModelProperty().pBase->findItems(strGroup);
            if(groupItem.isEmpty())         //已选对象中是否存在该组，没有则添加
            {
                QStandardItem* pGroup = new QStandardItem(strGroup);
                _curItemData->getModelProperty().pBase->appendRow(pGroup);
                pGroup->appendRow(pItem);
            }
            else{
                QStandardItem* pGroup = groupItem[0];
                pGroup->appendRow(pItem);
            }

            _curItemData->getModelProperty().mapProperty[strGroup].mCheckState[pItem->text()].checkState = false;           //选择状态设为1
        }
    }

    ui->treeView_base->expandAll();
}

void ProjectModelSetting::onSaveClicked()
{
    if(_curItemData){
        QString sMeta = _curItemData->metaModelName();
        QString sModelName = _curItemData->modelName();

        bool bExist = ProjectModelManager::instance().ifProjectExsit(sModelName);
        if(bExist){
            QMessageBox msgBox;
            msgBox.setText(QString::fromWCharArray(L"提示"));
            msgBox.setInformativeText(QString::fromWCharArray(L"模型将被覆盖,是否保存?"));
            msgBox.setStandardButtons(QMessageBox::Save | QMessageBox::Cancel);
            msgBox.setDefaultButton(QMessageBox::Save);
            int ret = msgBox.exec();

            switch (ret) {
            case QMessageBox::Save:
            {
                PropertyModel pro = _curItemData->getModelProperty().deepCopy();
                ProjectModelManager::instance().getData()[_curItemData->metaModelName()][sModelName] = pro;
                ProjectModelManager::instance().updateSetting(_curItemData->metaModelName(),sModelName,true);
                QMap<QString,QJsonObject> mapCheckState = DataBase::GetInstance()->getCheckStateFromManager(sModelName);
                QString sRes = ProjectModelManager::instance().modifyProjectModel(sMeta,sModelName,mapCheckState);
                if(!sRes.isEmpty())
                {
                    QMessageBox::information(NULL, QString::fromWCharArray(L"提示"), QString::fromWCharArray(L"修改成功"));
                }
                else
                {
                    QMessageBox::information(NULL, QString::fromWCharArray(L"提示"), QString::fromWCharArray(L"修改失败"));
                }
            }
            break;
            case QMessageBox::Cancel:
                break;
            default:
                break;
            }
        }
        else{       //新建的模型拷贝当前内容到全局队列
            _curItemData->getModelProperty().modelSetting.modelName = sModelName;
            PropertyModel pro = _curItemData->getModelProperty().deepCopy();
            ProjectModelManager::instance().getData()[_curItemData->metaModelName()].insert(sModelName,pro);
            ProjectModelManager::instance().generate(_curItemData->metaModelName(),sModelName);
            ProjectModelManager::instance().updateSetting(_curItemData->metaModelName(),sModelName,true);
            QMessageBox::information(NULL, QString("提示"), QString::fromWCharArray(L"保存成功"));
        }

        if(_controller){
            QMap<QUuid,GraphicsBaseModelItem*> mapItem = _controller->allBaseItems();
            for(auto &item:mapItem)
            {
                ModelProperty* p = item->getProperty();
                BaseModelProperty* pro = dynamic_cast<BaseModelProperty*>(p);
                QString sModel = _curItemData->modelName();
                if(pro){
                    if(pro->metaModelName() == _curItemData->metaModelName()){      //将相同基模item的工程模名称都置为相同(改一个全变)
                        pro->setModelName(sModel);
                        pro->getModelProperty().modelSetting.modelName = sModel;
                    }
                }
            }
        }
    }
}

/*void ProjectModelSetting::onSaveAsFinished()
{
    QString sModelName = ui->le_saveAs->text();
    bool bExist = ProjectModelManager::instance().ifProjectExsit(sModelName);
    if(bExist){
        ui->label_info->setText(QString::fromWCharArray(L"名称已存在"));
    }
    else{
        ui->label_info->setText(QString::fromWCharArray(L"名称可用"));
    }
}*/

void ProjectModelSetting::onCurrentTextChanged(const QString& text)
{
    if(text.isEmpty())
        return;
    if(_curItemData)
    {
        _curItemData->getModelProperty().release();
        PropertyModel model = ProjectModelManager::instance().getData()[_curItemData->metaModelName()][text].deepCopy();
        //PropertyModel model = ProjectModelManager::instance().getData()[_curItemData->metaModelName()][text];
        _curItemData->setModelProperty(model);
        ui->treeView_base->setModel(_curItemData->getModelProperty().pBase);
        ui->treeView_sub->setModel(_curItemData->getModelProperty().pSelect);
        ui->treeView_sub->expandAll();
        ui->treeView_base->expandAll();
        loadPicture();
        if(!_curItemData->getModelProperty().modelSetting.mapSvg.isEmpty())
            setSelectedItems(_curItemData->getModelProperty().modelSetting.mapSvg.keys());
        //showTestPic(_curItemData->getModelProperty().modelSetting.mapSvg.first());
    }
}

void ProjectModelSetting::showTestPic(QByteArray arr)
{
    QSvgRenderer renderer(arr);
    bool a = renderer.isValid();
    qreal dipScale = qApp->devicePixelRatio();
    QSize scaledSize = ui->modelImagePreview->size() * dipScale;
    //创建透明背景的高分辨率图像
    QImage image(scaledSize, QImage::Format_A2BGR30_Premultiplied);
    image.fill(Qt::transparent);
    //高质量渲染设置
    QPainter painter(&image);
    painter.setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing);
    //渲染到目标对象
    renderer.render(&painter, QRect(0, 0, scaledSize.width(), scaledSize.height()));
    //转换为像素图
    QPixmap pixmap = QPixmap::fromImage(image);
    pixmap.setDevicePixelRatio(dipScale);
    //显示图片
    ui->modelImagePreview->clear();
    ui->modelImagePreview->setPixmap(pixmap);
}

void ProjectModelSetting::loadModel(const QString& text)
{
    if(text.isEmpty())
        return;
    if(_curItemData)
    {
        _curItemData->getModelProperty().release();
        PropertyModel model = ProjectModelManager::instance().getData()[_curItemData->metaModelName()][text].deepCopy();
        _curItemData->setModelProperty(model);
        ui->treeView_base->setModel(_curItemData->getModelProperty().pBase);
        ui->treeView_sub->setModel(_curItemData->getModelProperty().pSelect);
        ui->treeView_sub->expandAll();
        ui->treeView_base->expandAll();
        loadPicture();
        if(!_curItemData->getModelProperty().modelSetting.mapSvg.isEmpty())
            setSelectedItems(_curItemData->getModelProperty().modelSetting.mapSvg.keys());
    }
}