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#include "Network/NetworkController.h"
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#include <QMutex>
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#include <QNetworkAccessManager>
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#include <QNetworkReply>
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#include <QNetworkRequest>
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#include <QReadWriteLock>
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#include <QThread>
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#include <unordered_map>
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Q_LOGGING_CATEGORY(LOG_NetworkController, "NetworkController")
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struct NetworkController::NetworkControllerPrivate {
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explicit NetworkControllerPrivate(NetworkController *parent) : m_WorkingMutex{} {}
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void lockRead() { m_Lock.lockForRead(); }
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void lockWrite() { m_Lock.lockForWrite(); }
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void unlock() { m_Lock.unlock(); }
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QMutex m_WorkingMutex;
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QReadWriteLock m_Lock;
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std::unordered_map<QNetworkReply *, QUuid> m_NetworkReplyToId;
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std::unique_ptr<QNetworkAccessManager> m_AccessManager{nullptr};
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};
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NetworkController::NetworkController(QObject *parent)
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: QObject(parent), impl{spimpl::make_unique_impl<NetworkControllerPrivate>(this)}
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{
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}
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void NetworkController::onProcessRequested(std::shared_ptr<QNetworkRequest> request,
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QUuid identifier,
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std::function<void(QNetworkReply *, QUuid)> callback)
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{
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qCDebug(LOG_NetworkController()) << tr("NetworkController onProcessRequested")
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<< QThread::currentThread()->objectName() << &request;
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auto reply = impl->m_AccessManager->get(*request);
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// Store the couple reply id
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impl->lockWrite();
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impl->m_NetworkReplyToId[reply] = identifier;
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qCDebug(LOG_NetworkController()) << tr("Store for reply: ") << identifier;
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impl->unlock();
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auto onReplyFinished = [request, reply, this, identifier, callback]() {
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qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyFinished")
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<< QThread::currentThread() << request.get() << reply;
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impl->lockRead();
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auto it = impl->m_NetworkReplyToId.find(reply);
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impl->unlock();
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if (it != impl->m_NetworkReplyToId.cend()) {
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impl->lockWrite();
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qCDebug(LOG_NetworkController()) << tr("Remove for reply: ")
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<< impl->m_NetworkReplyToId[reply];
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impl->m_NetworkReplyToId.erase(reply);
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impl->unlock();
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// Deletes reply
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callback(reply, identifier);
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reply->deleteLater();
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}
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qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyFinished END")
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<< QThread::currentThread() << reply;
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};
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auto onReplyProgress = [reply, request, this](qint64 bytesRead, qint64 totalBytes) {
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// NOTE: a totalbytes of 0 can happened when a request has been aborted
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if (totalBytes > 0) {
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double progress = (bytesRead * 100.0) / totalBytes;
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qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyProgress") << progress
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<< QThread::currentThread() << request.get() << reply
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<< bytesRead << totalBytes;
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impl->lockRead();
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auto it = impl->m_NetworkReplyToId.find(reply);
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impl->unlock();
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if (it != impl->m_NetworkReplyToId.cend()) {
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emit this->replyDownloadProgress(it->second, request, progress);
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}
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qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyProgress END")
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<< QThread::currentThread() << reply;
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}
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};
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connect(reply, &QNetworkReply::finished, this, onReplyFinished);
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connect(reply, &QNetworkReply::downloadProgress, this, onReplyProgress);
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qCDebug(LOG_NetworkController()) << tr("NetworkController registered END")
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<< QThread::currentThread()->objectName() << reply;
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}
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void NetworkController::initialize()
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{
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qCDebug(LOG_NetworkController()) << tr("NetworkController init") << QThread::currentThread();
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impl->m_WorkingMutex.lock();
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impl->m_AccessManager = std::make_unique<QNetworkAccessManager>();
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auto onReplyErrors = [this](QNetworkReply *reply, const QList<QSslError> &errors) {
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qCCritical(LOG_NetworkController()) << tr("NetworkAcessManager errors: ") << errors;
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};
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connect(impl->m_AccessManager.get(), &QNetworkAccessManager::sslErrors, this, onReplyErrors);
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qCDebug(LOG_NetworkController()) << tr("NetworkController init END");
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}
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void NetworkController::finalize()
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{
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impl->m_WorkingMutex.unlock();
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}
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void NetworkController::onReplyCanceled(QUuid identifier)
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{
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auto findReply = [identifier](const auto &entry) { return identifier == entry.second; };
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qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyCanceled")
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<< QThread::currentThread() << identifier;
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impl->lockRead();
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auto end = impl->m_NetworkReplyToId.cend();
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auto it = std::find_if(impl->m_NetworkReplyToId.cbegin(), end, findReply);
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impl->unlock();
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if (it != end) {
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qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyCanceled ABORT DONE")
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<< QThread::currentThread() << identifier;
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it->first->abort();
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}
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qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyCanceled END")
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<< QThread::currentThread();
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}
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void NetworkController::waitForFinish()
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{
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QMutexLocker locker{&impl->m_WorkingMutex};
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}
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