#include "loginwindow.h"
#include "ui_loginwindow.h"
#include <QFile>
#include <QTextStream>
#include <QMessageBox>

#include "indexwindow.h"

loginWindow::loginWindow(QWidget *parent): QMainWindow(parent), ui(new Ui::loginWindow)
{
    ui->setupUi(this);
    this->initForm();
    ui->label->styleSheet();

}

loginWindow::~loginWindow()
{
    delete ui;
}
void loginWindow::initForm()
{
    //this->setWindowFlags(Qt::FramelessWindowHint);
    //调用样式
    loadStyle(":/qss/login.css");
//    ui->lineEdit_pwd->setStyleSheet("QLineEdit { border-bottom: 2px solid gray; font-size: 26px;}");
    ui->lineEdit_pwd->setPlaceholderText("请输入密码");
    ui->lineEdit_pwd->setEchoMode(QLineEdit::Password);
}

void loginWindow::loadStyle(const QString &qssFile)
{
    //加载样式表
    QString qss;

    QFile file(qssFile);

   if (file.open(QFile::ReadOnly)) {
        //用QTextStream读取样式文件不用区分文件编码 带bom也行
        QStringList list;
        QTextStream in(&file);
        //in.setCodec("utf-8");
        while (!in.atEnd()) {
            QString line;
            in >> line;
            list << line;
        }

        file.close();
        qss = list.join("\n");
        QString paletteColor = qss.mid(20, 7);
        qApp->setPalette(QPalette(paletteColor));
        //用时主要在下面这句
        qApp->setStyleSheet(qss);
    }


}


void loginWindow::on_Button_login_clicked()
{



    DatabaseConnection *Conn=DatabaseConnection::getInstance();
    //数据库连接  目前先放这里 后续需要放到登录界面
    Conn->open();
    //查询数据库内是否有账号
     QString account = ui->textEdit_acc->toPlainText();
     QString password = ui->lineEdit_pwd->text();
     bool isSuccess = false;
     if(!(account.isEmpty() || password.isEmpty())){
         isSuccess = BaseCommonApi::SysUserLogin(account,password);
         if(isSuccess){
             QMessageBox::information(this, "提示", "登录成功！");
             IndexWindow *indexWindow = new IndexWindow;
             indexWindow->setWindowState(Qt::WindowMaximized);
             indexWindow->show();
             this->close();
         }else {
             QMessageBox::critical(this, "提示", "账号或密码错误，请重新输入！");
//             QMessageBox::information(this, "提示", "登录成功！");
//             IndexWindow *indexWindow = new IndexWindow;
//             indexWindow->setWindowState(Qt::WindowMaximized);
//             indexWindow->show();
//             this->close();
             ui->textEdit_acc->clear();
             ui->lineEdit_pwd->clear();
             ui->textEdit_acc->setFocus();
         }
     }else {
        QMessageBox::critical(this, "提示", "账号或密码为空！");
    }

}