#include <QFileDialog>
#include <QMessageBox>
#include <QDebug>
#include <QCompleter>
#include <QLabel>
#include "mainwindow.h"
#include "ui_mainwindow.h"


MainWindow::MainWindow(QWidget *parent)
        : QMainWindow(parent), ui(new Ui::MainWindow), readThread(new ReadThread), customTime(new CustomTime) {
    ui->setupUi(this);
    // 创建版本号标签并添加到状态栏的右端
    QLabel *m_versionLabel = new QLabel(tr("v1.2.0"), this);
    ui->statusbar->addPermanentWidget(m_versionLabel);
    //隐藏进度条
    ui->progressBar->close();

    /*信号和槽*/
    //readThread
    connect(readThread, &ReadThread::clearCombo, this, &MainWindow::clearCombo);
    connect(readThread, &ReadThread::showStatusbar, this, &MainWindow::showStatusbar);
    connect(readThread, &ReadThread::setProgressBar, this, &MainWindow::setProgressBar);
    connect(readThread, &ReadThread::setTime, this, &MainWindow::setTime);
    connect(readThread, &ReadThread::addCombo, this, &MainWindow::addCombo);
    connect(readThread, &ReadThread::closeProg, this, &MainWindow::closeProg);

    //customTime
    connect(customTime, &CustomTime::setProgressBar, this, &MainWindow::setProgressBar);
    connect(customTime, &CustomTime::setPlotView, this, &MainWindow::setPlotView);
    connect(customTime, &CustomTime::setWidget, this, &MainWindow::setWidget);

}

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


void MainWindow::on_openFileBtn_clicked() {
    //选择文件，并获取文件名
    QString fileName = QFileDialog::getOpenFileName();
    //打开文件
    file.setFileName(fileName);
    //打开失败
    if (!file.open(QIODevice::ReadOnly)) {
        QMessageBox::warning(this, "错误", "文件打开失败");
        ui->statusbar->clearMessage();
        clearCombo();
        return;
    }
    //获取文件大小
    qint64 fileSize = file.size();
    //设置进度条
    ui->progressBar->setMaximum((int) fileSize);
    ui->progressBar->setValue(0);
    ui->progressBar->show();
    //执行读取
    readThread->start();
}


void MainWindow::on_timeCustomBtn_clicked() {
    //校验数据
    if (!inspectionData()) { return; }

    //传入数据绘图
    customTime->setValue(jd, dataName);

    // 获取文件大小
    int fileSize = 0;
    for (int i : jd) {
        fileSize += g_param[i].size();
    }

    //设置进度条
    ui->progressBar->setValue(0);
    ui->progressBar->setMaximum(fileSize);
    ui->progressBar->show();

    //运行线程
    customTime->start();
}


void MainWindow::on_dataCustomBtn_clicked() {

}

bool MainWindow::inspectionData() {
    //关闭打开的窗口
    if (widget) {
        widget->close();
        delete widget;
        widget = nullptr;
    }
    //判断是否已打开日志文件
    if (file.fileName().isEmpty()) {
        QMessageBox::warning(this, "警告", "请先打开一个日志");
        return false;
    }
    //获取基带id
    jd.clear();
    if (ui->jd1->isChecked()) {
        jd.append(0);
    }
    if (ui->jd2->isChecked()) {
        jd.append(1);
    }
    if (ui->jd3->isChecked()) {
        jd.append(2);
    }
    if (ui->jd4->isChecked()) {
        jd.append(3);
    }
    //判断基带是否为空
    if (jd.isEmpty()) {
        QMessageBox::warning(this, "警告", "请至少选择一个基带");
        return false;
    }
    //获取时间
    beginTime = ui->beginTimeEdit->dateTime();
    endTime = ui->endTimeEdit->dateTime();
    //判断时间是否合法
    if (beginTime > endTime) {
        QMessageBox::warning(this, "警告", "请选择正确的时间段");
        return false;
    }
    //获取参数名
    dataName = ui->comboBox->currentText();
    //判断参数名是否正确
    if (!namelist.keys().contains(dataName)) {
        QMessageBox::warning(this, "警告", "未找到该数据");
        return false;
    }
    //创建新窗口
    widget = new QWidget();
    widget->setWindowTitle(dataName);
    return true;
}

void MainWindow::clearCombo() {
    ui->comboBox->clear();
}

void MainWindow::showStatusbar(const QString &str) {
    ui->statusbar->showMessage(str);
}

void MainWindow::setProgressBar(int bytesRead) {
    ui->progressBar->setValue(bytesRead);
}

void MainWindow::setTime() {
    ui->beginTimeEdit->setDateTime(beginTime);
    ui->endTimeEdit->setDateTime(endTime);
}

void MainWindow::addCombo(const QStringList &names) {
    //设置下拉框数据
    ui->comboBox->addItems(names);
    //根据输入匹配下拉框
    completer = new QCompleter(names);
    completer->setFilterMode(Qt::MatchContains);
    ui->comboBox->setCompleter(completer);
}

void MainWindow::closeProg() {
    ui->progressBar->close();
}

void MainWindow::setPlotView(int jd, bool isNum, bool isTime) {
    QCustomPlot *qCustomPlot = new QCustomPlot();

    //标题
    QCPTextElement *m_title;
    qCustomPlot->plotLayout()->insertRow(0);
    m_title = new QCPTextElement(qCustomPlot, QString("基带 %1").arg(jd + 1));
    qCustomPlot->plotLayout()->addElement(0, 0, m_title);

    // X轴
    if (isTime) {
        QSharedPointer<QCPAxisTickerDateTime> timeTicker(new QCPAxisTickerDateTime);
        timeTicker->setDateTimeFormat("hh:mm:ss");
        qCustomPlot->xAxis->setTicker(timeTicker);
    }

    // Y轴
    if (!isNum) {
        QVector<double> ticks;
        QVector<QString> labels;
        for (int i = 0; i < rule.size(); ++i) {
            ticks.append(i);
            labels.append(rule[i]);
        }
        QSharedPointer<QCPAxisTickerText> textTicker(new QCPAxisTickerText);
        textTicker->addTicks(ticks, labels);
        qCustomPlot->yAxis->setTicker(textTicker);
    } else {
//        qCustomPlot->yAxis->setNumberFormat("f");     //以数字形式显示
//        qCustomPlot->yAxis->setNumberPrecision(2);    //显示两位小数
    }

    // 添加图形
    qCustomPlot->addGraph();
    qCustomPlot->graph(0)->setData(xData[jd], yData[jd]);

    // 自动调整轴范围
    qCustomPlot->rescaleAxes();

    //设置鼠标拖动和滚轮
    qCustomPlot->setInteractions(QCP::iRangeDrag | QCP::iRangeZoom);

    //设置X轴范围
    if (!xData[jd].empty()) {
        qCustomPlot->xAxis->setRange(xData[jd].first(), xData[jd].last());
    }

    m_PlotView.append(qCustomPlot);
}

void MainWindow::setWidget() {
    // 设置布局
    int wide = 850;
    int hight = 600;
    if (m_PlotView.size() > 1) {
        wide = 1800;
    }
    QGridLayout *gridLayout = new QGridLayout(widget);
    for (int i = 0, j = 0; i < m_PlotView.size(); i++) {
        if (i != 0 && i % 2 == 0) {
            j++;
            hight += 350;
        }
        gridLayout->addWidget(m_PlotView[i], j, i - 2 * j);
    }
    widget->resize(wide, hight);
    widget->move(70, 20);
    widget->show();

    ui->progressBar->close();
}