#include "data.h"

#include <QTime>
#include <QtGlobal>


Data::Data(QString &in, bool cap)
{
    this->txt = in;
    this->cap = cap;
}


Data::Data(int len, bool cap)
{
    QByteArray rand;
    QTime cur = QTime::currentTime();
    qsrand(cur.second() * 1000 + cur.msec());
    while (len--) rand.append(qrand() % 256);
    this->txt = QString(rand.toHex());
    this->cap = cap;
}


void Data::to_hex()
{
    this->txt = QString(this->txt.toLocal8Bit().toHex());
}


void Data::clean()
{
    this->txt = this->txt.toLower().replace(QRegExp("(0x)|[^0-9a-fA-F\n]"), "");
}


QString Data::get_ascii()
{
    return QString(QByteArray::fromHex(this->txt.toLocal8Bit()));
}


QString Data::get(int unit, enum format fmt)
{
    QStringList work;

    if (this->cap) this->txt = this->txt.toUpper();

    if (0 > unit) {
        work = this->txt.split('\n');
    } else {
        this->txt.replace("\n", "");

        if (unit) {
            unit *= 2;
            for (int i = 0; i < this->txt.size(); i += unit) {
                work << this->txt.mid(i, unit);
            }
        } else {
            work << this->txt;
        }
    }

    QString st;

    switch (fmt) {
        case Data::seq:
            return work.join('\n');
        case Data::space:
            st = "\\1 ";
            break;
        case Data::prefix:
            st = "0x\\1, ";
            break;
        default:
            return "";
    }

    QStringList::iterator pick;
    for (pick = work.begin(); pick != work.end(); pick++) {
        if ((*pick).size() & 1) (*pick) += "0";
        (*pick).replace(QRegExp("([0-9a-fA-F]{2})"), st);
        (*pick).replace(QRegExp(" +$"), "");
    }

    return work.join('\n');
}