amnezia-client/client/ui/pages_logic/QrDecoderLogic.cpp
2021-12-20 02:29:23 +03:00

82 lines
2.2 KiB
C++

#include "QrDecoderLogic.h"
#include "ui/uilogic.h"
#include "ui/pages_logic/StartPageLogic.h"
#if defined(Q_OS_ANDROID)
#include "android_controller.h"
#endif
using namespace amnezia;
using namespace PageEnumNS;
QrDecoderLogic::QrDecoderLogic(UiLogic *logic, QObject *parent):
PageLogicBase(logic, parent)
{
}
void QrDecoderLogic::onUpdatePage()
{
m_chunks.clear();
set_detectingEnabled(true);
set_totalChunksCount(0);
set_receivedChunksCount(0);
emit startDecode();
}
void QrDecoderLogic::onDetectedQrCode(const QString &code)
{
//qDebug() << code;
if (!detectingEnabled()) return;
// check if chunk received
QByteArray ba = QByteArray::fromBase64(code.toUtf8(), QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
QDataStream s(&ba, QIODevice::ReadOnly);
qint16 magic; s >> magic;
if (magic == amnezia::qrMagicCode) {
qDebug() << "QrDecoderLogic::onDetectedQrCode magic code detected" << magic << ba.size();
quint8 chunksCount; s >> chunksCount;
if (totalChunksCount() != chunksCount) {
m_chunks.clear();
}
set_totalChunksCount(chunksCount);
quint8 chunkId; s >> chunkId;
s >> m_chunks[chunkId];
set_receivedChunksCount(m_chunks.size());
qDebug() << "Received chunks:" << receivedChunksCount() << "/" << chunksCount << "cur" << chunkId << m_chunks[chunkId].size();
qDebug() << chunkId << m_chunks[chunkId];
if (m_chunks.size() == totalChunksCount()) {
QByteArray data;
for (int i = 0; i < totalChunksCount(); ++i) {
data.append(m_chunks.value(i));
}
bool ok = uiLogic()->startPageLogic()->importConnectionFromQr(data);
if (ok) {
set_detectingEnabled(false);
emit stopDecode();
}
else {
m_chunks.clear();
set_totalChunksCount(0);
set_receivedChunksCount(0);
}
}
}
else {
bool ok = uiLogic()->startPageLogic()->importConnectionFromQr(ba);
if (ok) {
set_detectingEnabled(false);
emit stopDecode();
}
}
}