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/*
* Copyright (C) 2017-2020 Konsulko Group
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <QJsonArray>
#include <QDebug>
#include "message.h"
#include "messagefactory.h"
#include "messageengine.h"
MessageEngine::MessageEngine(const QUrl &url, QObject *parent) :
QObject(parent),
m_callid(0),
m_url(url)
{
connect(&m_websocket, &QWebSocket::connected, this, &MessageEngine::onConnected);
connect(&m_websocket, &QWebSocket::disconnected, this, &MessageEngine::onDisconnected);
m_websocket.open(url);
}
bool MessageEngine::sendMessage(std::unique_ptr<Message> msg)
{
if (!msg)
return false;
unsigned int callid = m_callid++;
QByteArray forkeeps = msg->send(m_websocket, callid);
if (forkeeps.isEmpty())
return false;
m_calls.insert(callid, forkeeps);
return true;
}
void MessageEngine::onConnected()
{
connect(&m_websocket, &QWebSocket::textMessageReceived, this, &MessageEngine::onTextMessageReceived);
emit connected();
}
void MessageEngine::onDisconnected()
{
disconnect(&m_websocket, &QWebSocket::textMessageReceived, this, &MessageEngine::onTextMessageReceived);
emit disconnected();
}
void MessageEngine::onTextMessageReceived(QString jsonStr)
{
jsonStr = jsonStr.simplified();
QJsonDocument jdoc(QJsonDocument::fromJson(jsonStr.toUtf8()));
if (jdoc.isEmpty()) {
qWarning() << "Received invalid JSON: empty appfw message";
return;
}
MessageId id = Message::isValid(jdoc);
if (id == MessageId::Invalid) {
qWarning() << "Received unknown message, discarding";
return;
}
std::shared_ptr<Message> message = MessageFactory::getInstance().createInboundMessage(id, jdoc);
unsigned int callid;
if (message->isReply() && message->getCallId(&callid)) {
message->setAdditionalData(m_calls[callid]);
m_calls.remove(callid);
}
if (message->isComplete())
emit messageReceived(message);
}
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