#include "dialogcamera.h"
#include "ui_dialogcamera.h"
#include <QMessageBox>
#include "VrLog.h"

DialogCamera::DialogCamera(const std::vector<std::pair<std::string, IVrEyeDevice*>>& deviceList, 
                          QWidget *parent) :
    QDialog(parent),
    ui(new Ui::DialogCamera),
    m_deviceList(deviceList)
{
    ui->setupUi(this);

    // 隐藏标题栏
    setWindowFlags(Qt::FramelessWindowHint);
    
    // 检查设备列表是否有效
    if (m_deviceList.empty()) {
        return;
    }
    
    // 初始化相机选择下拉框
    InitCameraComboBox();
    
    // 设置默认选择第一个相机
    m_currentCameraIndex = 0;
    m_currentDevice = m_deviceList[0].second;
    
    // 连接ComboBox的信号槽
    connect(ui->combo_camera, QOverload<int>::of(&QComboBox::currentIndexChanged),
            this, &DialogCamera::on_camera_selection_changed);
    
    // 初始化界面数据
    InitCameraParameters();
}

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

void DialogCamera::InitCameraComboBox()
{
    // 清空ComboBox
    ui->combo_camera->clear();
    
    // 添加相机选项
    for (size_t i = 0; i < m_deviceList.size(); ++i) {
        ui->combo_camera->addItem(QString::fromStdString(m_deviceList[i].first));
    }
    
    // 默认选择第一个
    if (!m_deviceList.empty()) {
        ui->combo_camera->setCurrentIndex(0);
    }
}

void DialogCamera::on_camera_selection_changed(int index)
{
    if (index >= 0 && index < static_cast<int>(m_deviceList.size())) {
        m_currentCameraIndex = index;
        m_currentDevice = m_deviceList[index].second;
        
        // 重新加载当前选择相机的参数
        InitCameraParameters();
        
        LOG_DEBUG("Camera selection changed to index: %d\n", index);
    }
}

void DialogCamera::on_btn_camer_ok_clicked()
{
    if (!m_currentDevice) {
        QMessageBox msgBox(this);
        msgBox.setIcon(QMessageBox::Warning);
        msgBox.setWindowTitle("错误");
        msgBox.setText("设备未初始化");
        msgBox.setStyleSheet("QLabel{color: white;}");
        msgBox.exec();
        return;
    }

    // 应用参数配置
    if (ApplyCameraParameters()) {
        QMessageBox msgBox(this);
        msgBox.setIcon(QMessageBox::Information);
        msgBox.setWindowTitle("成功");
        msgBox.setText("相机参数配置成功！");
        msgBox.setStyleSheet("QLabel{color: white;}");
        msgBox.exec();
        accept(); // 关闭对话框并返回Accepted
    } else {
        QMessageBox msgBox(this);
        msgBox.setIcon(QMessageBox::Warning);
        msgBox.setWindowTitle("失败");
        msgBox.setText("相机参数配置失败，请检查设备连接！");
        msgBox.setStyleSheet("QLabel{color: white;}");
        msgBox.exec();
    }
}

void DialogCamera::on_btn_camer_cancel_clicked()
{
    // 直接关闭窗口，不保存任何更改
    reject();
}

void DialogCamera::InitCameraParameters()
{
    if (!m_currentDevice) return;
    
    try {
        // 获取曝光时间
        unsigned int exposeTime = 0;
        if (m_currentDevice->GetEyeExpose(exposeTime) == 0) {
            ui->lineEdit_export->setText(QString::number(exposeTime));
            LOG_DEBUG("Current expose time: %u\n", exposeTime);
        }
        
        // 获取增益
        unsigned int gain = 0;
        if (m_currentDevice->GetEyeGain(gain) == 0) {
            ui->lineEdit_gain->setText(QString::number(gain));
            LOG_DEBUG("Current gain: %u\n", gain);
        }
        
        // 获取帧率
        int frame = 0;
        if (m_currentDevice->GetFrame(frame) == 0) {
            ui->lineEdit_frame->setText(QString::number(frame));
            LOG_DEBUG("Current frame rate: %d\n", frame);
        }
        
        // 获取摆动速度
        float swingSpeed = 0.0f;
        if (m_currentDevice->GetSwingSpeed(swingSpeed) == 0) {
            ui->lineEdit_swing_speed->setText(QString::number(swingSpeed));
            LOG_DEBUG("Swing speed: %.3f\n", swingSpeed);
        }
        
        // 获取工作角度
        float minAngle = 0.0f, maxAngle = 0.0f;
        if (m_currentDevice->GetSwingAngle(minAngle, maxAngle) == 0) {
            ui->lineEdit_swing_start->setText(QString::number(minAngle));
            ui->lineEdit_swing_stop->setText(QString::number(maxAngle));
            LOG_DEBUG("Swing angle range: %.3f to %.3f\n", minAngle, maxAngle);
        }

    } catch (...) {
        QMessageBox msgBox(this);
        msgBox.setIcon(QMessageBox::Critical);
        msgBox.setWindowTitle("错误");
        msgBox.setText("读取相机参数时发生异常");
        msgBox.setStyleSheet("QLabel{color: white;}");
        msgBox.exec();
    }
}

bool DialogCamera::ApplyCameraParameters()
{
    if (!m_currentDevice) return false;
    
    try {
        bool success = true;
        
        // 设置曝光时间
        unsigned int exposeTime = ui->lineEdit_export->text().toUInt();
        if (m_currentDevice->SetEyeExpose(exposeTime) != 0) {
            LOG_WARNING("Failed to set expose time: %u\n", exposeTime);
            success = false;
        } else {
            LOG_INFO("Set expose time: %u\n", exposeTime);
        }
        
        // 设置增益
        unsigned int gain = ui->lineEdit_gain->text().toUInt();
        if (m_currentDevice->SetEyeGain(gain) != 0) {
            LOG_WARNING("Failed to set gain: %u\n", gain);
            success = false;
        } else {
            LOG_INFO("Set gain: %u\n", gain);
        }
        
        // 设置帧率
        int frame = ui->lineEdit_frame->text().toInt();
        if (m_currentDevice->SetFrame(frame) != 0) {
            LOG_WARNING("Failed to set frame rate: %d\n", frame);
            success = false;
        } else {
            LOG_INFO("Set frame rate: %d\n", frame);
        }
        
        // 设置摆动速度
        float swingSpeed = ui->lineEdit_swing_speed->text().toFloat();
        if (m_currentDevice->SetSwingSpeed(swingSpeed) != 0) {
            LOG_WARNING("Failed to set swing speed: %.3f\n", swingSpeed);
            success = false;
        } else {
            LOG_INFO("Set swing speed: %.3f\n", swingSpeed);
        }
        
        // 设置工作角度
        float minAngle = ui->lineEdit_swing_start->text().toFloat();
        float maxAngle = ui->lineEdit_swing_stop->text().toFloat();
        if (m_currentDevice->SetSwingAngle(minAngle, maxAngle) != 0) {
            LOG_WARNING("Failed to set swing angle: %.3f to %.3f\n", minAngle, maxAngle);
            success = false;
        } else {
            LOG_INFO("Set swing angle: %.3f to %.3f\n", minAngle, maxAngle);
        }
        
        return success;

    } catch (...) {
        QMessageBox msgBox(this);
        msgBox.setIcon(QMessageBox::Critical);
        msgBox.setWindowTitle("错误");
        msgBox.setText("应用相机参数时发生异常");
        msgBox.setStyleSheet("QLabel{color: white;}");
        msgBox.exec();
        return false;
    }
}