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/****************************************************************************
*
* (c) 2009-2020 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
*
* QGroundControl is licensed according to the terms in the file
* COPYING.md in the root of the source code directory.
*
****************************************************************************/
#include "FactGroup.h"
#include "JsonHelper.h"
#include <QJsonDocument>
#include <QJsonParseError>
#include <QJsonArray>
#include <QDebug>
#include <QFile>
#include <QQmlEngine>
FactGroup::FactGroup(int updateRateMsecs, const QString& metaDataFile, QObject* parent, bool ignoreCamelCase)
: QObject(parent)
, _updateRateMSecs(updateRateMsecs)
, _ignoreCamelCase(ignoreCamelCase)
{
_setupTimer();
_nameToFactMetaDataMap = FactMetaData::createMapFromJsonFile(metaDataFile, this);
QQmlEngine::setObjectOwnership(this, QQmlEngine::CppOwnership);
}
FactGroup::FactGroup(int updateRateMsecs, QObject* parent, bool ignoreCamelCase)
: QObject(parent)
, _updateRateMSecs(updateRateMsecs)
, _ignoreCamelCase(ignoreCamelCase)
{
_setupTimer();
QQmlEngine::setObjectOwnership(this, QQmlEngine::CppOwnership);
}
void FactGroup::_loadFromJsonArray(const QJsonArray jsonArray)
{
QMap<QString, QString> defineMap;
_nameToFactMetaDataMap = FactMetaData::createMapFromJsonArray(jsonArray, defineMap, this);
}
void FactGroup::_setupTimer()
{
if (_updateRateMSecs > 0) {
connect(&_updateTimer, &QTimer::timeout, this, &FactGroup::_updateAllValues);
_updateTimer.setSingleShot(false);
_updateTimer.setInterval(_updateRateMSecs);
_updateTimer.start();
}
}
bool FactGroup::factExists(const QString& name)
{
if (name.contains(".")) {
QStringList parts = name.split(".");
if (parts.count() != 2) {
qWarning() << "Only single level of hierarchy supported";
return false;
}
FactGroup * factGroup = getFactGroup(parts[0]);
if (!factGroup) {
qWarning() << "Unknown FactGroup" << parts[0];
return false;
}
return factGroup->factExists(parts[1]);
}
QString camelCaseName = _ignoreCamelCase ? name : _camelCase(name);
return _nameToFactMap.contains(camelCaseName);
}
Fact* FactGroup::getFact(const QString& name)
{
if (name.contains(".")) {
QStringList parts = name.split(".");
if (parts.count() != 2) {
qWarning() << "Only single level of hierarchy supported";
return nullptr;
}
FactGroup * factGroup = getFactGroup(parts[0]);
if (!factGroup) {
qWarning() << "Unknown FactGroup" << parts[0];
return nullptr;
}
return factGroup->getFact(parts[1]);
}
Fact* fact = nullptr;
QString camelCaseName = _ignoreCamelCase ? name : _camelCase(name);
if (_nameToFactMap.contains(camelCaseName)) {
fact = _nameToFactMap[camelCaseName];
QQmlEngine::setObjectOwnership(fact, QQmlEngine::CppOwnership);
} else {
qWarning() << "Unknown Fact" << camelCaseName;
}
return fact;
}
FactGroup* FactGroup::getFactGroup(const QString& name)
{
FactGroup* factGroup = nullptr;
QString camelCaseName = _ignoreCamelCase ? name : _camelCase(name);
if (_nameToFactGroupMap.contains(camelCaseName)) {
factGroup = _nameToFactGroupMap[camelCaseName];
QQmlEngine::setObjectOwnership(factGroup, QQmlEngine::CppOwnership);
} else {
qWarning() << "Unknown FactGroup" << camelCaseName;
}
return factGroup;
}
void FactGroup::_addFact(Fact* fact, const QString& name)
{
if (_nameToFactMap.contains(name)) {
qWarning() << "Duplicate Fact" << name;
return;
}
fact->setSendValueChangedSignals(_updateRateMSecs == 0);
if (_nameToFactMetaDataMap.contains(name)) {
fact->setMetaData(_nameToFactMetaDataMap[name], true /* setDefaultFromMetaData */);
}
_nameToFactMap[name] = fact;
_factNames.append(name);
emit factNamesChanged();
}
void FactGroup::_addFactGroup(FactGroup* factGroup, const QString& name)
{
if (_nameToFactGroupMap.contains(name)) {
qWarning() << "Duplicate FactGroup" << name;
return;
}
_nameToFactGroupMap[name] = factGroup;
emit factGroupNamesChanged();
}
void FactGroup::_updateAllValues(void)
{
for(Fact* fact: _nameToFactMap) {
fact->sendDeferredValueChangedSignal();
}
}
void FactGroup::setLiveUpdates(bool liveUpdates)
{
if (_updateTimer.interval() == 0) {
return;
}
if (liveUpdates) {
_updateTimer.stop();
} else {
_updateTimer.start();
}
for(Fact* fact: _nameToFactMap) {
fact->setSendValueChangedSignals(liveUpdates);
}
}
QString FactGroup::_camelCase(const QString& text)
{
return text[0].toLower() + text.right(text.length() - 1);
}
void FactGroup::handleMessage(Vehicle* /* vehicle */, mavlink_message_t& /* message */)
{
// Default implementation does nothing
}
void FactGroup::_setTelemetryAvailable (bool telemetryAvailable)
{
if (telemetryAvailable != _telemetryAvailable) {
_telemetryAvailable = telemetryAvailable;
emit telemetryAvailableChanged(_telemetryAvailable);
}
}