#include "MainAndSecondaryCamerasWnd.h"
#include "ui_MainAndSecondaryCamerasWnd.h"
#include <QSettings>
#include <QCloseEvent>
#include "Group.h"
#include <QVBoxLayout>
#include <QTimer>
#include "CameraImage/CameraImageHandler.h"

MainAndSecondaryCamerasWnd::MainAndSecondaryCamerasWnd(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainAndSecondaryCamerasWnd)
{
    ui->setupUi(this);

    QSettings settings("YourOrganization", "YourApplication");
    settings.beginGroup("LastSettings");
    lastRightPixmap = settings.value("LastRightPixmap").value<QPixmap>();
    lasttextList = settings.value("LasttextList").toStringList();
    lastLastRightPixmap = settings.value("LastLastRightPixmap").value<QPixmap>();
    lastLasttextList = settings.value("LastLasttextList").toStringList();
    settings.endGroup();

    initFrom();
}

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

void MainAndSecondaryCamerasWnd::initFrom()
{

    QTimer *timer = new QTimer(this);
    connect(timer, &QTimer::timeout, this, &MainAndSecondaryCamerasWnd::checkSettings);
    timer->start(100);

    ui->Leftlabel_Percentage->setAlignment(Qt::AlignCenter);
    ui->Rightlabel_Percentage->setAlignment(Qt::AlignCenter);

    initSliders();
    initLineEdits();

    connectSliderAndLineEdit(ui->verticalSlider, ui->lineEdit);
    connectSliderAndLineEdit(ui->verticalSlider_2, ui->lineEdit_2);
    connectSliderAndLineEdit(ui->verticalSlider_3, ui->lineEdit_3);
    connectSliderAndLineEdit(ui->verticalSlider_4, ui->lineEdit_4);
    connectSliderAndLineEdit(ui->verticalSlider_7, ui->lineEdit_7);
    connectSliderAndLineEdit(ui->verticalSlider_8, ui->lineEdit_8);

    QWidget *viewport = ui->scrollArea->viewport();
    QWidget *container = new QWidget(viewport);
    QHBoxLayout *mainLayout = new QHBoxLayout(container);

    mainLayout->setSpacing(28);
    mainLayout->setMargin(0);

    QList<int> numbers = {1, 2, 3, 4, 5, 6, 7, 8};

    QList<Group*> widgets;

    for (int i = 0; i < numbers.size(); ++i) {
        int num = numbers[i];
        CameraImageHandler* manager = new CameraImageHandler(num);
        Group* widget = manager->getGroup();

        if (widget != nullptr) {
            mainLayout->addWidget(widget);
            widgets.append(widget);
        }

        delete manager;
    }

    // 设置控件的最小高度和最大宽度
    int minHeight = 162;
    int maxWidth = 244;
    int num = -28;
    for (Group* w : widgets) {
        w->setMinimumHeight(minHeight);
        w->setMaximumWidth(maxWidth);
        num = num + 272;
    }

    container->setMinimumSize(num, 162);
    container->setLayout(mainLayout);
    ui->scrollArea->setWidget(container);
    ui->scrollArea->resize(1062, 177);

    ui->LeftOperatewidget->setMouseTracking(true);
    ui->RightOperatewidget->setMouseTracking(true);
}

void MainAndSecondaryCamerasWnd::initSliders() {
    QList<QSlider*> sliders = {
        ui->verticalSlider, ui->verticalSlider_2, ui->verticalSlider_3,
        ui->verticalSlider_4, ui->verticalSlider_7, ui->verticalSlider_8
    };
    QList<int> initialValues = {11, 22, 9, 11, 0, 0};

    for (int i = 0; i < sliders.size(); ++i) {
        sliders[i]->setMinimum(0);
        sliders[i]->setMaximum(100);
        sliders[i]->setValue(initialValues[i]);
    }
}

void MainAndSecondaryCamerasWnd::initLineEdits() {
    QList<QLineEdit*> lineEdits = {
        ui->lineEdit, ui->lineEdit_2, ui->lineEdit_3,
        ui->lineEdit_4, ui->lineEdit_7, ui->lineEdit_8
    };

    for (QLineEdit* lineEdit : lineEdits) {
        lineEdit->setAlignment(Qt::AlignCenter);
    }
}

void MainAndSecondaryCamerasWnd::connectSliderAndLineEdit(QSlider* slider, QLineEdit* lineEdit)
{
    QIntValidator* validator = new QIntValidator(slider->minimum(), slider->maximum(), lineEdit);
    lineEdit->setValidator(validator);

    connect(slider, &QSlider::valueChanged, [lineEdit](int value) {
        lineEdit->setText(QString::number(value));
    });

    connect(lineEdit, &QLineEdit::textChanged, [slider](const QString &text) {
        bool ok;
        int value = text.toInt(&ok);
        if (ok && value >= slider->minimum() && value <= slider->maximum()) {
            slider->setValue(value);
        } else if (!text.isEmpty()) {
            int closestValue = qMin(qMax(text.toInt(&ok), slider->minimum()), slider->maximum());
            slider->setValue(closestValue);
        }
    });
}

void MainAndSecondaryCamerasWnd::checkSettings() {
    QSettings settings("YourCompany", "YourApplication_");
    int groupId = settings.value("GroupId", 0).toInt();
    int index = settings.value("Index", 0).toInt();

    if (groupId != lastGroupId || index != lastIndex) {
        lastGroupId = groupId;
        lastIndex = index;
        loadSettings();
    }
}

void MainAndSecondaryCamerasWnd::loadSettings()
{
    QSettings settings("YourCompany", "YourApplication_");
    int groupId = settings.value("GroupId", 0).toInt();
    int index = settings.value("Index", 0).toInt();
    loadGroupSettings(groupId, index);
}

void MainAndSecondaryCamerasWnd::loadGroupSettings(int Id, int Index) {
    // isUpdatingSettings = true;
    QSettings settings("YourOrganization", "YourApplication");
    settings.beginGroup(QString::number(Id));
    QString imagePath1 = settings.value("ImagePath1").toString();
    QString imagePath2 = settings.value("ImagePath2").toString();
    QStringList textList = settings.value("TextList").toStringList();
    settings.endGroup();
    QString lastRightImage = settings.value("LastRightImage").toString();

    QSize size_left = ui->LeftOperatewidget->size();
    QSize size_right = ui->RightOperatewidget->size();

    QPixmap newPixmap;
    if (Index == 1) {
        newPixmap = QPixmap(imagePath1);
    } else if (Index == 2) {
        newPixmap = QPixmap(imagePath2);
    }

    QPixmap scaledPixmap_right = newPixmap.scaled(size_right, Qt::KeepAspectRatio, Qt::SmoothTransformation);
    ui->RightOperatewidget->setPixmap(scaledPixmap_right);

    QPixmap scaledPixmap_left = lastRightPixmap.scaled(size_left, Qt::KeepAspectRatio, Qt::SmoothTransformation);
    ui->LeftOperatewidget->setPixmap(scaledPixmap_left);

    // 更新当前图片的成员变量
    Left_currentPixmap = scaledPixmap_left;
    Left_scaleFactor = 1.0;
    Right_currentPixmap = scaledPixmap_right;
    Right_scaleFactor = 1.0;
    ui->Leftlabel_Percentage->setText("100%");
    ui->Rightlabel_Percentage->setText("100%");

    ui->LeftDataSources->clear();
    ui->LeftDataSources->addItems(lasttextList);
    ui->RightDataSources->clear();
    ui->RightDataSources->addItems(textList);

    // 保存到 QSettings
    settings.beginGroup("LastSettings");
    settings.setValue("LastRightPixmap", lastRightPixmap);
    settings.setValue("LasttextList", lasttextList);
    settings.setValue("LastLastRightPixmap", lastLastRightPixmap);
    settings.setValue("LastLasttextList", lastLasttextList);
    settings.endGroup();

    if (isUpdatingSettings) {
        lastLastRightPixmap = lastRightPixmap;
        lastLasttextList = lasttextList;
        lastRightPixmap = scaledPixmap_right;
        lasttextList = textList;
    }
}

void MainAndSecondaryCamerasWnd::on_LeftZoomUpButton_clicked()
{
    Left_scaleFactor *= 1.1;

    int newWidth = Left_currentPixmap.width() * Left_scaleFactor;
    int newHeight = Left_currentPixmap.height() * Left_scaleFactor;

    QPixmap scaledImage = Left_currentPixmap.scaled(newWidth, newHeight, Qt::KeepAspectRatio, Qt::SmoothTransformation);

    ui->LeftOperatewidget->setPixmap(scaledImage);

    double percentage = (Left_scaleFactor * 100);
    QString percentageStr = QString::number((int)percentage);
    ui->Leftlabel_Percentage->setText(QString("%1%").arg(percentageStr));
}


void MainAndSecondaryCamerasWnd::on_RightZoomUpButton_clicked()
{
    Right_scaleFactor *= 1.1;

    int newWidth = Right_currentPixmap.width() * Right_scaleFactor;
    int newHeight = Right_currentPixmap.height() * Right_scaleFactor;

    QPixmap scaledImage = Right_currentPixmap.scaled(newWidth, newHeight, Qt::KeepAspectRatio, Qt::SmoothTransformation);

    ui->RightOperatewidget->setPixmap(scaledImage);

    double percentage = (Right_scaleFactor * 100);
    QString percentageStr = QString::number((int)percentage);
    ui->Rightlabel_Percentage->setText(QString("%1%").arg(percentageStr));
}


void MainAndSecondaryCamerasWnd::on_LeftZoomOutButton_clicked()
{
    double Left_newScaleFactor = Left_scaleFactor * 0.9;

    if (Left_newScaleFactor >= 1.0) {
        Left_scaleFactor = Left_newScaleFactor;
    } else {
        Left_scaleFactor = 1.0;
    }

    int newWidth = Left_currentPixmap.width() * Left_scaleFactor;
    int newHeight = Left_currentPixmap.height() * Left_scaleFactor;

    QPixmap scaledImage = Left_currentPixmap.scaled(newWidth, newHeight, Qt::KeepAspectRatio, Qt::SmoothTransformation);

    ui->LeftOperatewidget->setPixmap(scaledImage);

    double percentage = (Left_scaleFactor * 100);
    QString percentageStr = QString::number((int)percentage);
    ui->Leftlabel_Percentage->setText(QString("%1%").arg(percentageStr));
}


void MainAndSecondaryCamerasWnd::on_RightZoomOutButton_clicked()
{
    double Right_newScaleFactor = Right_scaleFactor * 0.9;

    if (Right_newScaleFactor >= 1.0) {
        Right_scaleFactor = Right_newScaleFactor;
    } else {
        Right_scaleFactor = 1.0;
    }

    int newWidth = Right_currentPixmap.width() * Right_scaleFactor;
    int newHeight = Right_currentPixmap.height() * Right_scaleFactor;

    QPixmap scaledImage = Right_currentPixmap.scaled(newWidth, newHeight, Qt::KeepAspectRatio, Qt::SmoothTransformation);

    ui->RightOperatewidget->setPixmap(scaledImage);

    double percentage = (Right_scaleFactor * 100);
    QString percentageStr = QString::number((int)percentage);
    ui->Rightlabel_Percentage->setText(QString("%1%").arg(percentageStr));
}

void MainAndSecondaryCamerasWnd::wheelEvent(QWheelEvent *event)
{
    if (ui->LeftOperatewidget->rect().contains(ui->LeftOperatewidget->mapFromGlobal(event->globalPosition().toPoint()))) {
        if (event->angleDelta().y() > 0) {
            Left_scaleFactor *= 1.1;
        } else {
            double Left_newScaleFactor = Left_scaleFactor * 0.9;

            if (Left_newScaleFactor >= 1.0) {
                Left_scaleFactor = Left_newScaleFactor;
            } else {
                Left_scaleFactor = 1.0;
            }
        }

        int newWidth_left = Left_currentPixmap.width() * Left_scaleFactor;
        int newHeight_left = Left_currentPixmap.height() * Left_scaleFactor;

        QPixmap scaledImage_left = Left_currentPixmap.scaled(newWidth_left, newHeight_left, Qt::KeepAspectRatio, Qt::SmoothTransformation);
        ui->LeftOperatewidget->setPixmap(scaledImage_left);

        double percentage_left = Left_scaleFactor * 100;
        QString percentageStr_left = QString::number((int)percentage_left);
        ui->Leftlabel_Percentage->setText(QString("%1%").arg(percentageStr_left));
    }

    if (ui->RightOperatewidget->rect().contains(ui->RightOperatewidget->mapFromGlobal(event->globalPosition().toPoint()))) {
        if (event->angleDelta().y() > 0) {
            Right_scaleFactor *= 1.1;
        } else {
            double Right_newScaleFactor = Right_scaleFactor * 0.9;

            if (Right_newScaleFactor >= 1.0) {
                Right_scaleFactor = Right_newScaleFactor;
            } else {
                Right_scaleFactor = 1.0;
            }
        }

        int newWidth = Right_currentPixmap.width() * Right_scaleFactor;
        int newHeight = Right_currentPixmap.height() * Right_scaleFactor;

        QPixmap scaledImage = Right_currentPixmap.scaled(newWidth, newHeight, Qt::KeepAspectRatio, Qt::SmoothTransformation);
        ui->RightOperatewidget->setPixmap(scaledImage);

        double percentage = Right_scaleFactor * 100;
        QString percentageStr = QString::number((int)percentage);
        ui->Rightlabel_Percentage->setText(QString("%1%").arg(percentageStr));
    }

    QMainWindow::wheelEvent(event);
}

void MainAndSecondaryCamerasWnd::showEvent(QShowEvent *event) {
    isUpdatingSettings = false;
    QMainWindow::showEvent(event);

    loadSettings();
    isUpdatingSettings = true;
}

void MainAndSecondaryCamerasWnd::hideEvent(QHideEvent *event) {
    isUpdatingSettings = false;
    QMainWindow::hideEvent(event);
}