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/* Copyright (c) 2013-2016, Stanislaw Halik <sthalik@misaki.pl>
* Permission to use, copy, modify, and/or distribute this
* software for any purpose with or without fee is hereby granted,
* provided that the above copyright notice and this permission
* notice appear in all copies.
*/
#include "bundle.hpp"
#include "value.hpp"
#include <QThread>
#include <QApplication>
using options::base_value;
namespace options
{
namespace detail {
bundle::bundle(const QString& group_name)
: mtx(QMutex::Recursive),
group_name(group_name),
saved(group_name),
transient(saved)
{
}
bundle::~bundle()
{
}
void bundle::reload(std::shared_ptr<QSettings> settings)
{
if (group_name.size())
{
QMutexLocker l(&mtx);
saved = group(group_name, settings);
const bool has_changes = is_modified();
transient = saved;
if (has_changes)
{
connector::notify_all_values();
emit reloading();
emit changed();
}
}
}
void bundle::store_kv(const QString& name, const QVariant& datum)
{
QMutexLocker l(&mtx);
transient.put(name, datum);
if (group_name.size())
connector::notify_values(name);
emit changed();
}
bool bundle::contains(const QString &name) const
{
QMutexLocker l(mtx);
return transient.contains(name);
}
void bundle::save_deferred(QSettings& s)
{
if (QThread::currentThread() != qApp->thread())
qCritical() << "group::save - current thread not ui thread";
if (group_name.size() == 0)
return;
bool modified_ = false;
{
QMutexLocker l(&mtx);
if (is_modified())
{
//qDebug() << "bundle" << group_name << "changed, saving";
modified_ = true;
saved = transient;
saved.save_deferred(s);
}
}
if (modified_)
emit saving();
}
void bundle::save()
{
save_deferred(*group::ini_file());
}
bool bundle::is_modified() const
{
QMutexLocker l(mtx);
for (const auto& kv : transient.kvs)
{
const QVariant other = saved.get<QVariant>(kv.first);
if (!saved.contains(kv.first) || !is_equal(kv.first, kv.second, other))
{
//if (logspam)
// qDebug() << "bundle" << group_name << "modified" << "key" << kv.first << "-" << other << "<>" << kv.second;
return true;
}
}
for (const auto& kv : saved.kvs)
{
const QVariant other = transient.get<QVariant>(kv.first);
if (!transient.contains(kv.first) || !is_equal(kv.first, kv.second, other))
{
//if (logspam)
// qDebug() << "bundle" << group_name << "modified" << "key" << kv.first << "-" << other << "<>" << kv.second;
return true;
}
}
return false;
}
void bundler::bundle_decf(const bundler::k& key)
{
QMutexLocker l(&implsgl_mtx);
if (--std::get<0>(implsgl_data[key]) == 0)
{
//qDebug() << "bundle -" << key;
implsgl_data.erase(key);
}
}
void bundler::after_profile_changed_()
{
QMutexLocker l(&implsgl_mtx);
std::shared_ptr<QSettings> s = group::ini_file();
for (auto& kv : implsgl_data)
{
tt& tuple = kv.second;
std::weak_ptr<v>& bundle = std::get<1>(tuple);
mem<v> bundle_ = bundle.lock();
if (bundle_)
{
//qDebug() << "bundle: reverting" << kv.first << "due to profile change";
bundle_->reload(s);
}
}
}
void bundler::refresh_all_bundles()
{
singleton().after_profile_changed_();
}
bundler::bundler() : implsgl_mtx(QMutex::Recursive)
{
}
bundler::~bundler()
{
qDebug() << "exit: bundle singleton";
}
std::shared_ptr<bundler::v> bundler::make_bundle(const bundler::k &key)
{
QMutexLocker l(&implsgl_mtx);
if (implsgl_data.count(key) != 0)
{
auto shared = std::get<1>(implsgl_data[key]).lock();
if (shared != nullptr)
return shared;
}
//qDebug() << "bundle +" << key;
std::shared_ptr<v> shr(new v(key), [this](v* val) { bundle_decf(val->name()); });
implsgl_data[key] = tt(1, shr);
return shr;
}
OPENTRACK_OPTIONS_EXPORT bundler& singleton()
{
static bundler ret;
return ret;
}
} // end options::detail
OPENTRACK_OPTIONS_EXPORT std::shared_ptr<bundle_> make_bundle(const QString& name)
{
if (name.size())
return detail::singleton().make_bundle(name);
else
return std::make_shared<bundle_>(QStringLiteral(""));
}
QMutex* options::detail::bundle::get_mtx() const { return mtx; }
} // end options
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