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/**
* Copyright (C) 2021 Saturneric <[email protected]>
*
* This file is part of GpgFrontend.
*
* GpgFrontend is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GpgFrontend is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
*
* The initial version of the source code is inherited from
* the gpg4usb project, which is under GPL-3.0-or-later.
*
* All the source code of GpgFrontend was modified and released by
* Saturneric <[email protected]> starting on May 12, 2021.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#include "Event.h"
#include "core/utils/CommonUtils.h"
namespace GpgFrontend::Module {
class Event::Impl {
public:
Impl(QString event_id, std::initializer_list<ParameterInitializer> params,
EventCallback callback)
: event_identifier_(std::move(event_id)),
callback_(std::move(callback)),
callback_thread_(QThread::currentThread()) {
for (const auto& param : params) {
AddParameter(param);
}
GF_CORE_LOG_DEBUG("create event {}", event_identifier_);
}
auto operator[](const QString& key) const -> std::optional<ParameterValue> {
auto it_data = data_.find(key);
if (it_data != data_.end()) {
return it_data->second;
}
return std::nullopt;
}
auto operator==(const Event& other) const -> bool {
return event_identifier_ == other.p_->event_identifier_;
}
auto operator!=(const Event& other) const -> bool {
return !(*this == other);
}
auto operator<(const Event& other) const -> bool {
return this->event_identifier_ < other.p_->event_identifier_;
}
explicit operator QString() const { return event_identifier_; }
auto GetIdentifier() -> EventIdentifier { return event_identifier_; }
auto GetTriggerIdentifier() -> EventTriggerIdentifier {
return trigger_uuid_;
}
void AddParameter(const QString& key, const QString& value) {
data_[key] = value;
}
void AddParameter(const ParameterInitializer& param) {
AddParameter(param.key, param.value);
}
void ExecuteCallback(ListenerIdentifier listener_id,
const DataObjectPtr& data_object) {
GF_CORE_LOG_DEBUG("try to execute callback for event {} with listener {}",
event_identifier_, listener_id);
if (callback_) {
GF_CORE_LOG_DEBUG("executing callback for event {} with listener {}",
event_identifier_, listener_id);
if (!QMetaObject::invokeMethod(
callback_thread_,
[callback = callback_, event_identifier = event_identifier_,
listener_id, data_object]() {
callback(event_identifier, listener_id, data_object);
})) {
GF_CORE_LOG_ERROR(
"failed to invoke callback for event {} with listener {}",
event_identifier_, listener_id);
}
}
}
auto ToModuleEvent() -> GFModuleEvent* {
auto* event =
static_cast<GFModuleEvent*>(SecureMalloc(sizeof(GFModuleEvent)));
event->id = GFStrDup(event_identifier_);
event->triggger_id = GFStrDup(trigger_uuid_);
GFModuleEventParam* l_param = nullptr;
GFModuleEventParam* p_param;
int index = 0;
for (const auto& data : data_) {
p_param = static_cast<GFModuleEventParam*>(
SecureMalloc(sizeof(GFModuleEventParam)));
if (index++ == 0) event->params = p_param;
p_param->name = GFStrDup(data.first);
p_param->value = GFStrDup(data.second);
p_param->next = nullptr;
l_param->next = p_param;
l_param = p_param;
}
return event;
}
private:
EventIdentifier event_identifier_;
EventTriggerIdentifier trigger_uuid_ = QUuid::createUuid().toString();
std::map<QString, QString> data_;
EventCallback callback_;
QThread* callback_thread_ = nullptr; ///<
};
Event::Event(const QString& event_id,
std::initializer_list<ParameterInitializer> params,
EventCallback callback)
: p_(SecureCreateUniqueObject<Impl>(event_id, params,
std::move(callback))) {}
Event::~Event() = default;
auto Event::Event::operator==(const Event& other) const -> bool {
return this->p_ == other.p_;
}
auto Event::Event::operator!=(const Event& other) const -> bool {
return this->p_ != other.p_;
}
auto Event::Event::operator<(const Event& other) const -> bool {
return this->p_ < other.p_;
}
Event::Event::operator QString() const { return static_cast<QString>(*p_); }
auto Event::Event::GetIdentifier() -> EventIdentifier {
return p_->GetIdentifier();
}
auto Event::Event::GetTriggerIdentifier() -> EventTriggerIdentifier {
return p_->GetTriggerIdentifier();
}
void Event::AddParameter(const QString& key, const QString& value) {
p_->AddParameter(key, value);
}
void Event::ExecuteCallback(ListenerIdentifier l_id, DataObjectPtr d_o) {
p_->ExecuteCallback(std::move(l_id), d_o);
}
auto Event::ToModuleEvent() -> GFModuleEvent* { return p_->ToModuleEvent(); }
} // namespace GpgFrontend::Module
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