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#include "dumps.h"
#include <QDebug>
#include <QDir>
#include <QElapsedTimer>
#include <QFile>
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonObject>
#include <iostream>
QList<Pixels> openDump(
const QString &dumpPath)
{
QString dirToRead{dumpPath};
qDebug() << "trying to open dump path:" << dirToRead;
if (dirToRead.isEmpty()) {
qDebug() << "dumpPath not specified. looking into" << dumpsRoot;
QDir dumpsRootDir{dumpsRoot};
const auto filter = QDir::Dirs | QDir::NoDotAndDotDot | QDir::Readable;
// there is no battery in my rpi5 for now
const auto sort = QDir::Name;
const auto entries = dumpsRootDir.entryList(filter, sort);
if (entries.isEmpty()) {
qWarning() << "dumps root" << dumpsRoot << "contains no dumps. "
<< "specify existing dump path";
return {};
}
dirToRead = dumpsRoot + "/" + entries.last();
}
QDir dumpDir{dirToRead};
// const QStringList nameFilters{"*.bin"};
const QStringList nameFilters{};
const auto filter = QDir::Files;
const auto sort = QDir::Name;
auto filenames = dumpDir.entryList(nameFilters, filter, sort);
if (filenames.isEmpty()) {
qDebug() << "no filenames found in" << dumpDir.path();
return {};
}
qDebug() << "create results array" << filenames.size();
auto resultOptionals = QScopedPointer(
new QList<std::optional<Pixels>>(filenames.size()));
QElapsedTimer t;
t.start();
qDebug() << "open real files";
std::cout << "here" << std::endl;
std::transform(
std::execution::par_unseq,
filenames.begin(),
filenames.end(),
resultOptionals->begin(),
[dirToRead](const auto &filename) {
// std::cout << '.';
// auto rawProfile = openRawProfile(dirToRead + "/" + filename);
auto rawProfile = Pixels::load(dirToRead + "/" + filename);
return rawProfile;
});
filenames.clear();
filenames.squeeze();
qDebug() << Q_FUNC_INFO << "open raw profiles: elapsed (ms)" << t.elapsed();
// std::cout << std::endl;
std::remove_if(std::execution::par,
resultOptionals->begin(),
resultOptionals->end(),
[](auto &a) { return !a.has_value(); });
QList<Pixels> result(resultOptionals->size());
std::transform(std::execution::par,
std::make_move_iterator(resultOptionals->begin()),
std::make_move_iterator(resultOptionals->end()),
result.begin(),
[](auto &p) { return p.value(); });
qDebug() << Q_FUNC_INFO << "elapsed (ms)" << t.elapsed();
return result;
}
std::optional<Pixels> openRawProfile(
const QString &filePath)
{
QFile f{filePath};
if (!f.open(QFile::ReadOnly)) {
qWarning() << "cannot open file for reading:" << f.fileName();
qWarning() << "error string:" << f.errorString();
return {};
}
// TODO: rewrite to remove manual serialization/deserialization
const auto json = QJsonDocument::fromJson(f.readAll()).object();
const auto jsonCounters = json["counters"].toObject();
Pixels result;
result.counters.timestampUs = jsonCounters["timestampUs"].toInteger();
result.counters.measurementCounter = jsonCounters["measurementCounter"]
.toInteger();
result.counters.encoderPosition = jsonCounters["encoderPosition"].toInteger();
const auto jsonPixels = json["pixels"].toArray();
// TODO: check json pixels count
#ifdef FIRST_COLUMN_ONLY
result.pixels[0] = jsonPixels.at(0).toDouble();
#else
std::transform(
// std::execution::par_unseq,
jsonPixels.constBegin(),
jsonPixels.constEnd(),
result.pixels.begin(),
[](const auto &jsonPixel) { return jsonPixel.toDouble(); });
// for (size_t i = 0; i < jsonPixels.count() && i < result.pixels.size();
// ++i)
// {
// result.pixels[i] = jsonPixels[i].toDouble();
// }
#endif
return result;
}
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