#include "Inputter.h"
#include "ui_Inputter.h"

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

    //load qss
    QFile file(":/qss/Inputter.qss");
    file.open(QFile::ReadOnly);
    QTextStream filetext(&file);
    QString stylesheet = filetext.readAll();
    this->setStyleSheet(stylesheet);
    file.close();

    curentStr = "";
    currentValue = 0;
    inputType = type::Normal;
    DecimalPlaces = -1;

    ui->label->hide();
    ui->lineEdit->setText(curentStr);
    ui->lineEdit->setReadOnly(true);


    DoubleClickTimer = new QTimer(this);
    DoubleClickTimer->setInterval(200);//0.2s之内再点击，那就相当于双击
    connect(DoubleClickTimer,SIGNAL(timeout()),
            this,SLOT(DoubleClickTimeout()));

}

Inputter::~Inputter()
{
    if(DoubleClickTimer)
    {
        if(DoubleClickTimer->isActive())
        {
            DoubleClickTimer->stop();
        }

        delete DoubleClickTimer;
    }


    delete ui;
}

bool Inputter::event(QEvent *event)
{
    if(event->type() == QEvent::Leave)
    {
        this->close();
    }
    return QWidget::event(event);
}

void Inputter::setInputType(int Type)
{
    switch (Type) {
    default:
    case 0:
        inputType = type::Normal;
        break;
    case 1:
        inputType = type::MAC;
        ui->pushButton_nan->setEnabled(false);
        ui->pushButton_minus->setEnabled(false);
        break;
    }
}

void Inputter::setInitValue(QVariant value)
{
    curentStr = value.toString();
    ui->lineEdit->setText(curentStr);
}

void Inputter::setDecimalPlaces(int value)
{
    DecimalPlaces = value;
}

void Inputter::setLabel(QVariant s)
{
    if(ui->label->isHidden())
    {
        ui->label->show();
    }

    ui->label->setText(s.toString());
}


void Inputter::on_NumberClicked(QString str)
{
    if((!curentStr.contains('n'))&&(!curentStr.contains('a')))
    {
        if(inputType == type::Normal)
        {
            curentStr.append(str);
            ui->lineEdit->setText(curentStr);
        }
        else//检查当前释放点和点连在一起，是否点之间数字大于255
        {
            QString mac = curentStr;

            int index;
            if(mac.contains('.'))
            {
                index = mac.lastIndexOf('.')+1;
            }
            else
            {
                index = 0;
            }

            mac = mac.mid(index);
            mac.append(str);

            if(mac.toInt() <= 255)
            {
                //如果上一个是0，这个也是0，那么就不用连接
                if(mac != 0)
                {
                    curentStr.append(str);
                    ui->lineEdit->setText(curentStr);
                }
            }
            else
            {
               if(curentStr.count('.') < 3)
               {
                    curentStr.append('.');
                    curentStr.append(str);
                    ui->lineEdit->setText(curentStr);
               }
            }

        }
    }
}


void Inputter::DoubleClickTimeout()
{
    DoubleClickTimer->stop();
}


void Inputter::on_pushButton_1_clicked()
{
    on_NumberClicked(ui->pushButton_1->text());
}

void Inputter::on_pushButton_2_clicked()
{
    on_NumberClicked(ui->pushButton_2->text());
}

void Inputter::on_pushButton_3_clicked()
{
    on_NumberClicked(ui->pushButton_3->text());
}

void Inputter::on_pushButton_4_clicked()
{
    on_NumberClicked(ui->pushButton_4->text());
}

void Inputter::on_pushButton_5_clicked()
{
    on_NumberClicked(ui->pushButton_5->text());
}

void Inputter::on_pushButton_6_clicked()
{
    on_NumberClicked(ui->pushButton_6->text());
}

void Inputter::on_pushButton_7_clicked()
{
    on_NumberClicked(ui->pushButton_7->text());
}

void Inputter::on_pushButton_8_clicked()
{
    on_NumberClicked(ui->pushButton_8->text());
}

void Inputter::on_pushButton_9_clicked()
{
    on_NumberClicked(ui->pushButton_9->text());
}

void Inputter::on_pushButton_point_clicked()
{
    if(inputType == type::Normal)
    {
        if(curentStr.size()>0)
        {
            if(curentStr.contains('.'))
            {
               qDebug() << "it is illegal string";
            }
            else
            {
               if(DecimalPlaces != 0)
               {
                  on_NumberClicked(ui->pushButton_point->text());
               }
            }
        }
        else
        {
            qDebug() << "point can't be set in first char";
        }
    }
    else
    {
        if(curentStr.size()>0)
        {
           if((curentStr.data()[curentStr.size() -1]!= '.')&&(curentStr.count('.')<3))//数量小于3
           {
                on_NumberClicked(ui->pushButton_point->text());
           }
        }
        else
        {
            qDebug() << "point can't be set in first char";
        }
    }
}

void Inputter::on_pushButton_0_clicked()
{
    on_NumberClicked(ui->pushButton_0->text());
}

void Inputter::on_pushButton_minus_clicked()
{
    if(inputType == type::Normal)
    {
        if((!curentStr.contains('n'))&&(!curentStr.contains('a')))
        {
            if(curentStr.at(0) == '-')
            {
                curentStr = curentStr.mid(1);
            }
            else
            {
                curentStr.insert(0,'-');
            }
        }

        ui->lineEdit->setText(curentStr);
    }
}


void Inputter::on_pushButton_del_clicked()
{
    curentStr = curentStr.mid(0,curentStr.size() - 1);
    ui->lineEdit->setText(curentStr);

    if(DoubleClickTimer)
    {
        if(DoubleClickTimer->isActive())
        {
            curentStr.clear();
            ui->lineEdit->clear();
            DoubleClickTimer->stop();
        }
        else
        {
            DoubleClickTimer->start();
        }
    }
}

void Inputter::on_pushButton_cancel_clicked()
{
    this->close();
}

void Inputter::on_pushButton_ok_clicked()
{
    if(inputType == type::Normal)
    {
        while(curentStr.at(0) == '0')
        {
            if(curentStr.contains('.'))
            {
                if(curentStr.at(1) == '.')
                {
                    break;
                }
                else
                {
                    curentStr = curentStr.mid(1);
                }

            }
            else
            {
                if(curentStr.size() > 1)
                {
                  curentStr = curentStr.mid(1);
                }
                else
                {
                    break;
                }
            }
        }

        if(curentStr.at(curentStr.size()-1) == '.')
        {
            curentStr.append('0');
        }

        //判断位数
        if(DecimalPlaces == -1)
        {
            curentStr = QString::number(curentStr.toDouble());
        }
        else
        {
            curentStr = QString::number(curentStr.toDouble(),'f',DecimalPlaces);
        }
    }
    else
    {
        //mac模式
        //检查是否填充完成，没有那么就填零，把格式填对
        //curentStr

        while(curentStr.count('.') < 3)//检查点，如果不够就进行编辑
        {
            if(curentStr.data()[curentStr.size()-1] == '.')
            {
                curentStr.append(QString::number(0));
            }
            else
            {
                curentStr.append('.');
            }

            if(curentStr.count('.') >= 3)
            {
                break;
            }

        }


    }

    currentValue = curentStr;
    qDebug() << currentValue;
    emit confirmValue(currentValue);
    this->deleteLater();
    this->close();
}

void Inputter::on_pushButton_nan_clicked()
{
    curentStr = "nan";
    ui->lineEdit->setText(curentStr);
}