#pragma execution_character_set("utf-8")
#include "widget.h"
#include "ui_widget.h"

#include <QHBoxLayout>
#include <QMessageBox>
#include <QEventLoop>
#include <QSqlDatabase>
#include <QSqlQuery>
#include <QSqlError>
#include <QProcess>
#include <QDir>
#include "common.h"

#include <QDebug>

#define MAXITEMS 20

Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
    , m_settingDlg(new SettingWgt(this))
    , m_udpDataThread(new UdpDataThread(this))
    , m_showSetting(false)

{
    QString filePath = QApplication::applicationDirPath() + "/config/Config.json";
    Common::GetInstance()->loadConfig(filePath);
    ui->setupUi(this);
    initUI();
    connect(m_settingDlg, &SettingWgt::SettingFinishSig, [this](){
        on_pushButton_setting_clicked();
    });
    connect(m_udpDataThread, &UdpDataThread::registerRet, this, &Widget::RegisterRetSlot);
    connect(m_udpDataThread, &UdpDataThread::connectStatus, this, &Widget::ConnectStatusSlot);
}

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

void Widget::initUI()
{
    this->setWindowTitle("");
    //this->setWindowFlags(Qt::Window | Qt::WindowMinimizeButtonHint | Qt::WindowCloseButtonHint | Qt::WindowStaysOnTopHint | Qt::CustomizeWindowHint);
    this->setWindowFlags(Qt::Window | Qt::WindowMinimizeButtonHint | Qt::WindowCloseButtonHint | Qt::CustomizeWindowHint);
    ui->list_log->setEditTriggers(QAbstractItemView::NoEditTriggers);
    QHBoxLayout *layout = new QHBoxLayout(this);
    layout->addWidget(m_settingDlg);
    ui->widget_setting->setLayout(layout);
    ui->widget_setting->hide();
    ui->lineEdit_snId->setFocus();
}

void Widget::setSNLineEditFocus()
{
    // 全选LineEdit并且焦点放在LineEdit上
    ui->lineEdit_snId->selectAll();
    ui->lineEdit_snId->setFocus();
}

int Widget::checkSNId(const QString &snId)
{
    if (snId.isEmpty())
    {
        QMessageBox::warning(this, "产品SN错误", "产品SN为空! 请重新扫码!");
        LWarn("Product SN id is empty!");
        return SNEmptyError;
    }
    QRegExp reg("[a-z]");
    if (reg.indexIn(snId) != -1)
    {
        QMessageBox::information(this,"提示",QString("产品SN(%1)包含小写! 请重新扫码!").arg(snId));
        LWarn("Product SN contains lowercase!");
        ui->lineEdit_snId->setText("");
        return SNLowerCaseError;
    }
    if (snId.contains(" "))
    {
        QMessageBox::information(this,"提示",QString("产品SN(%1)包含空格! 请重新扫码!").arg(snId));
        LWarn("Product SN contains Spaces!");
        ui->lineEdit_snId->setText("");
        return SNSpaceError;
    }
    return NoError;
}

int Widget::startIECSProgram(const QString& workPath, const QString& snId)
{
    QProcess *process = new QProcess(this);
    process->start(workPath);
    qDebug()<<"startIECSProgram:"<<snId;
    if (!process->waitForStarted())
    {
        LError("Failed to start the program with arguments:{}", process->errorString());
        return ExecIECSError;
    }
    m_udpDataThread->sendSnId(snId);
    return NoError;
}

int Widget::checkForRepairProgram(const int mode, const QString& sn, bool& isFind)
{
    auto workModeCfg = Common::GetInstance()->getWorkModeConfigs();
    QDir workDir(workModeCfg[mode].workPath);
    workDir.cdUp();
    QString dbPath = workDir.absolutePath() + "/config.db";
    return databaseQuery(dbPath, sn, isFind);
}

int Widget::databaseQuery(const QString& databasePath, const QString& deviceSn, bool& isFind)
{
    // 创建和打开 SQLite 数据库
    QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
    db.setDatabaseName(databasePath); // 使用传入的数据库路径
    if (!db.open())
    {
        LError("Failed to open database:{}", db.lastError().text());
        isFind = false;
        return DatabaseOpenError;
    }

    // 创建查询对象
    QSqlQuery query(db);
    // 准备 SQL 查询
    query.prepare("SELECT COUNT(1) FROM history WHERE device_sn = :device_sn;");
    query.bindValue(":device_sn", deviceSn);
    // 执行查询
    if (!query.exec()) {
        LError("Failed to execute query:{}", query.lastError().text());
        isFind = false;
        db.close();
        return DatabaseSelectError;
    }
    // 处理查询结果
    if (query.next())
    {
        int count = query.value(0).toInt();
        isFind = (count > 0);
        db.close();
        return NoError;
    }
    isFind = false;
    db.close();
    return DatabaseUnknownError;
}

void Widget::RegisterRetSlot(bool ret)
{
    ui->lineEdit_snId->setEnabled(true);
}

void Widget::ConnectStatusSlot(bool ret)
{
    if (!ret)
    {
        ui->lineEdit_snId->setEnabled(true);
    }
}

void Widget::on_pushButton_setting_clicked()
{
    if (ui->widget_setting->isHidden())
    {
        ui->pushButton_setting->setIcon(QIcon(":/resources/folding.png"));
        m_settingDlg->loadConfig();
        ui->widget_setting->show();
        int currentWidth = this->width();
        this->adjustSize();
        this->resize(currentWidth, this->height());  // 只保持高度变化
    }
    else
    {
        ui->pushButton_setting->setIcon(QIcon(":/resources/unfolding.png"));
        ui->widget_setting->hide();
        int currentWidth = this->width();
        this->adjustSize();
        this->resize(currentWidth, this->height());  // 只保持高度变化
        setSNLineEditFocus();
    }
}

void Widget::addLogItem(const QString &text)
{
    if (ui->list_log->count() >= MAXITEMS)
    {
        delete ui->list_log->takeItem(0);
    }
    ui->list_log->addItem(text); // 添加新条目
}

int Widget::switchProgram()
{

    return 0;
}

void Widget::on_lineEdit_snId_returnPressed()
{
    QString snId = ui->lineEdit_snId->text();
    int ret = 0;
    ret = checkSNId(snId);
    if (ret != 0)
    {
        LError("checkSNId error!code:{}", ret);
        return;
    }
    const auto selectedProducts = Common::GetInstance()->getSelectedProducts();
    QString productFormat{};
    for (auto& products : selectedProducts.keys())
    {
        if (snId.contains(products))
        {
            productFormat = products;
            break;
        }
    }
    if (productFormat.isEmpty())
    {
        QMessageBox::information(this, "警告", "当前SN与启用设值SN不匹配，请检查或重新扫码");
        return;
    }
    ui->lineEdit_snId->setEnabled(false);
    auto currWorkMode = Common::GetInstance()->getCurrentWorkMode();
    bool isRepair = false;
    // 查找数据库，判断是否需要返修程序
    ret = checkForRepairProgram(selectedProducts[productFormat], snId, isRepair);
    if (ret != NoError)
    {
        LError("checkForRepairProgram error!{}", ret);
        return;
    }
    auto selectMode = selectedProducts[productFormat];
    auto workModeCfgs = Common::GetInstance()->getWorkModeConfigs();
    if (selectMode != currWorkMode)
    {
        // 切换工作模式
        if (currWorkMode != -1)
        {
            m_udpDataThread->sendClose();
        }
        //TODO:不相等时，m_udpDataThread发送关闭信号，等待Common单例类中的标志位变成-1后，m_udpDataThread停止发送关闭信号并启动IECS程序
        //同时需要去IECS程序路径中查找数据库，判断是否使用返修程序
        auto workModeCfg = workModeCfgs[selectMode];
        QString workPath = isRepair ? workModeCfg.reworkPath : workModeCfg.workPath;
        qDebug()<<"workPath:"<<workPath;
        QTimer *timer = new QTimer(this);
        connect(timer, &QTimer::timeout, this, [this, timer, snId, workPath]() {
            if (Common::GetInstance()->getCurrentWorkMode() == -1)
            {
                m_udpDataThread->stopClose();
                timer->stop();  // 停止定时器
                // 启动 IECS 程序
                startIECSProgram(workPath, snId);
            }
        });
        timer->start(1000);
        return;
    }
    m_udpDataThread->sendSnId(snId);
}

void Widget::on_pushButton_sendSnId_clicked()
{
    on_lineEdit_snId_returnPressed();
}