#include "settingsdialog.h"

SettingsDialog::SettingsDialog(QWidget *parent) :
    QDialog(parent)
{
    // 创建UI元素
    QLabel *xMinLabel = new QLabel("X Axis Min:", this);
    xMinLineEdit = new QLineEdit(this);
    QLabel *xMaxLabel = new QLabel("X Axis Max:", this);
    xMaxLineEdit = new QLineEdit(this);
    QLabel *yMinLabel = new QLabel("Y Axis Min:", this);
    yMinLineEdit = new QLineEdit(this);
    QLabel *yMaxLabel = new QLabel("Y Axis Max:", this);
    yMaxLineEdit = new QLineEdit(this);

    QLabel *curveColor1Label = new QLabel("Curve 1 Color:", this);
    curveColor1Button = new QPushButton(this);
    curveColor1Button->setStyleSheet("background-color: blue");

    QLabel *curveColor2Label = new QLabel("Curve 2 Color:", this);
    curveColor2Button = new QPushButton(this);
    curveColor2Button->setStyleSheet("background-color: green");

    QLabel *backgroundColorLabel = new QLabel("Background Color:", this);
    backgroundColorButton = new QPushButton(this);
    backgroundColorButton->setStyleSheet("background-color: white");

    gridCheckBox = new QCheckBox("Show Grid", this);
    gridCheckBox->setChecked(true);

    // 设置布局
    QGridLayout *layout = new QGridLayout(this);
    layout->addWidget(xMinLabel, 0, 0);
    layout->addWidget(xMinLineEdit, 0, 1);
    layout->addWidget(xMaxLabel, 1, 0);
    layout->addWidget(xMaxLineEdit, 1, 1);
    layout->addWidget(yMinLabel, 2, 0);
    layout->addWidget(yMinLineEdit, 2, 1);
    layout->addWidget(yMaxLabel, 3, 0);
    layout->addWidget(yMaxLineEdit, 3, 1);

    layout->addWidget(curveColor1Label, 4, 0);
    layout->addWidget(curveColor1Button, 4, 1);
    layout->addWidget(curveColor2Label, 5, 0);
    layout->addWidget(curveColor2Button, 5, 1);
    layout->addWidget(backgroundColorLabel, 6, 0);
    layout->addWidget(backgroundColorButton, 6, 1);

    layout->addWidget(gridCheckBox, 7, 0, 1, 2);

    // 确认和取消按钮
    QPushButton *okButton = new QPushButton("OK", this);
    QPushButton *cancelButton = new QPushButton("Cancel", this);

    QHBoxLayout *buttonLayout = new QHBoxLayout;
    buttonLayout->addWidget(okButton);
    buttonLayout->addWidget(cancelButton);

    // 将按钮布局添加到主布局
    layout->addLayout(buttonLayout, 8, 0, 1, 2);

    // 设置对话框的主要布局
    setLayout(layout);

    // 连接按钮信号到槽
    connect(curveColor1Button, &QPushButton::clicked, this, [=](){
        QColor color = QColorDialog::getColor(Qt::blue, this);
        if (color.isValid()) {
            curveColor1Button->setStyleSheet(QString("background-color: %1").arg(color.name()));
        }
    });

    connect(curveColor2Button, &QPushButton::clicked, this, [=](){
        QColor color = QColorDialog::getColor(Qt::green, this);
        if (color.isValid()) {
            curveColor2Button->setStyleSheet(QString("background-color: %1").arg(color.name()));
        }
    });

    connect(backgroundColorButton, &QPushButton::clicked, this, [=](){
        QColor color = QColorDialog::getColor(Qt::white, this);
        if (color.isValid()) {
            backgroundColorButton->setStyleSheet(QString("background-color: %1").arg(color.name()));
        }
    });

    connect(okButton, &QPushButton::clicked, this, &QDialog::accept);
    connect(cancelButton, &QPushButton::clicked, this, &QDialog::reject);
}

SettingsDialog::~SettingsDialog() = default;

double SettingsDialog::getXMin() const { return xMinLineEdit->text().toDouble(); }
double SettingsDialog::getXMax() const { return xMaxLineEdit->text().toDouble(); }
double SettingsDialog::getYMin() const { return yMinLineEdit->text().toDouble(); }
double SettingsDialog::getYMax() const { return yMaxLineEdit->text().toDouble(); }

QColor SettingsDialog::getCurveColor(int index) const {
    switch (index) {
    case 0: return QColor(curveColor1Button->styleSheet().mid(17, 7));
    case 1: return QColor(curveColor2Button->styleSheet().mid(17, 7));
    default: return QColor(Qt::black);
    }
}

QColor SettingsDialog::getBackgroundColor() const {
    return QColor(backgroundColorButton->styleSheet().mid(17, 7));
}

bool SettingsDialog::isGridVisible() const {
    return gridCheckBox->isChecked();
}