#include "monitorConfigDlg.h"
#include "ui_monitorConfigDlg.h"
#include "monitorPanel.h"
#include "global.h"

MonitorConfigDlg::MonitorConfigDlg(QWidget *parent)
    : QDialog(parent)
    , ui(new Ui::monitorConfigDlg)
    ,_parent(nullptr)
    ,_curItemModel(nullptr)
{
    ui->setupUi(this);
    this->setWindowFlags(Qt::FramelessWindowHint | windowFlags());
    _parent = dynamic_cast<MonitorPanel*>(parent);
    initial();
}

MonitorConfigDlg::~MonitorConfigDlg()
{
    delete ui;
}

void MonitorConfigDlg::initial()
{
    ui->treeView_item->setModel(_parent->getLstModel());
    connect(ui->btn_ok,&QPushButton::clicked,this,&MonitorConfigDlg::onOkClicked);
    connect(ui->btn_cancel,&QPushButton::clicked,this,&MonitorConfigDlg::onCancelClicked);
    connect(ui->cb_type,&QComboBox::currentIndexChanged,this,&MonitorConfigDlg::onTypeChanged);
    connect(ui->treeView_item->selectionModel(), &QItemSelectionModel::selectionChanged,
            this, &MonitorConfigDlg::onItemSelectionChanged);
    ui->treeView_item->setHeaderHidden(true);
    ui->treeView_para->setHeaderHidden(true);
    ui->le_searchPara->setPlaceholderText("搜索参数");
    _curItemModel = new QStandardItemModel(this);
    ui->treeView_para->setModel(_curItemModel);
    connect(_curItemModel,&QStandardItemModel::itemChanged, this,&MonitorConfigDlg::onPropertyCheckChanged);
    connect(ui->treeView_para->selectionModel(), &QItemSelectionModel::currentChanged,
            this, &MonitorConfigDlg::onPropertySelectionChanged);
}

void MonitorConfigDlg::updateSelectedItems()
{
    ui->treeView_item->expandAll();
    _tempConfig = _parent->getModelController()->getMonitorPara();
    int a = 1;
}

void MonitorConfigDlg::onOkClicked()
{
    if (ui->treeView_para->currentIndex().isValid()) {      //确定前先保存当前属性
        savePropertyData(ui->treeView_para->currentIndex(),_curUuid);
    }
    _parent->getModelController()->getMonitorPara() = _tempConfig;      //保存临时数据
    _parent->getModelController()->monitorItemSet(_curUuid);
    hide();
}

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

void MonitorConfigDlg::onTypeChanged(int index)
{
    ui->stackedWidget->setCurrentIndex(index);
}

void MonitorConfigDlg::onItemSelectionChanged(const QItemSelection &selected, const QItemSelection &deselected)
{
    if (ui->treeView_para->currentIndex().isValid()) {      //如果切换设备，先保存属性到上个设备
        savePropertyData(ui->treeView_para->currentIndex(),_curUuid);
    }

    clearProperty();

    QStandardItem *root = _curItemModel->invisibleRootItem();       //先清空model
    int rowCount = root->rowCount();
    if (rowCount > 0) {
        _curItemModel->removeRows(0, rowCount);
    }

    QModelIndexList indexes = selected.indexes();
    if(indexes.size() == 1){
        auto index = indexes.first();
        int nCategory = index.data(Qt::UserRole+1).toInt();
        if(nCategory == 0){     //是设备
            QUuid uid = index.data(Qt::UserRole+3).toUuid();
            _curUuid = uid;
            if(_tempConfig.contains(uid)){
                auto lstPara = _tempConfig.value(uid);
                for(auto& para:lstPara){
                    auto pParent = findStandardItemAtLevel(_curItemModel,0,para.sGroup,nullptr,0);
                    if(pParent){        //组已存在
                        QStandardItem *pItem = new QStandardItem(para.sName);
                        pItem->setCheckable(true);
                        pItem->setCheckState(para.bSelected ? Qt::Checked : Qt::Unchecked);
                        pItem->setData(nCategory,Qt::UserRole+1);
                        pItem->setData(para.sTag,Qt::UserRole+2);
                        pParent->appendRow(pItem);
                    }
                    else{
                        QStandardItem *pPar = new QStandardItem(para.sGroup);
                        pPar->setData(1,Qt::UserRole+1);
                        QStandardItem *pItem = new QStandardItem(para.sName);
                        pItem->setCheckable(true);
                        pItem->setCheckState(para.bSelected ? Qt::Checked : Qt::Unchecked);
                        pItem->setData(nCategory,Qt::UserRole+1);
                        pItem->setData(para.sTag,Qt::UserRole+2);
                        pPar->appendRow(pItem);
                        _curItemModel->appendRow(pPar);
                    }
                }
            }
        }
    }
    ui->treeView_para->expandAll();
}

void MonitorConfigDlg::onPropertyCheckChanged(QStandardItem *item)
{
    if(_tempConfig.contains(_curUuid)){
        Qt::CheckState state = item->checkState();
        QString itemText = item->text();
        if (state == Qt::Checked) {
            for(auto &info:_tempConfig[_curUuid]){
                if(info.sName == itemText){
                    info.bSelected = true;
                }
            }
        } else if (state == Qt::Unchecked) {
            for(auto &info:_tempConfig[_curUuid]){
                if(info.sName == itemText){
                    info.bSelected = false;
                }
            }
        }
    }
}

void MonitorConfigDlg::onPropertySelectionChanged(const QModelIndex &current, const QModelIndex &previous)
{
    if (previous.isValid()) {
        savePropertyData(previous,_curUuid);
    }
    if (current.isValid()) {
        loadPropertyData(current,_curUuid);
    }
}

void MonitorConfigDlg::savePropertyData(const QModelIndex &previous,QUuid uid)
{
    if(_tempConfig.contains(uid)){
        if(previous.isValid()){      //保存数据
            QString itemText = previous.data().toString();
            for(auto &info:_tempConfig[uid]){
                if(info.sName == itemText){
                    info.sTag = ui->le_name->text();
                    info.sConnectPara = ui->le_query->text();
                    info.nShowType = ui->cb_type->currentIndex();
                    info.bShowDiagram = ui->cb_outVisible->currentIndex();
                    info.nGraphType = ui->cb_graphType->currentIndex();
                    info.sTimeRange = ui->cb_timeRange->currentText();
                }
            }
        }
    }
}

void MonitorConfigDlg::loadPropertyData(const QModelIndex &current,QUuid uid)
{
    QList<monitorItemAttributeInfo> lst;
    if(_tempConfig.contains(uid)){
        lst = _tempConfig.value(uid);
    }

    if(current.isValid()){      //加载新数据
        QString itemText = current.data().toString();
        for(auto &info:lst){
            if(info.sName == itemText){
                ui->le_name->setText(info.sTag);
                ui->le_query->setText(info.sConnectPara);
                ui->cb_type->setCurrentIndex(info.nShowType);
                if(info.nShowType == 0){        //字符
                    ui->cb_outVisible->setCurrentIndex(info.bShowDiagram);
                }else{      //图表
                    ui->cb_graphType->setCurrentIndex(info.nGraphType);
                    ui->cb_timeRange->setCurrentText(info.sTimeRange);
                }
            }
        }
    }
}

void MonitorConfigDlg::clearProperty()
{
    ui->le_name->clear();
    ui->le_query->clear();
    ui->cb_type->setCurrentIndex(0);
    ui->cb_outVisible->setCurrentIndex(0);
    ui->cb_graphType->setCurrentIndex(0);
    ui->cb_timeRange->setCurrentIndex(0);
}