| /**************************************************************************** |
| ** |
| ** Copyright (C) 2017 The Qt Company Ltd. |
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| ** This file is part of the Qt Network Auth module of the Qt Toolkit. |
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| |
| #include "redditmodel.h" |
| |
| #include <QtCore> |
| #include <QtNetwork> |
| |
| RedditModel::RedditModel(QObject *parent) : QAbstractTableModel(parent) {} |
| |
| RedditModel::RedditModel(const QString &clientId, QObject *parent) : |
| QAbstractTableModel(parent), |
| redditWrapper(clientId) |
| { |
| grant(); |
| } |
| |
| int RedditModel::rowCount(const QModelIndex &parent) const |
| { |
| Q_UNUSED(parent); |
| return threads.size(); |
| } |
| |
| int RedditModel::columnCount(const QModelIndex &parent) const |
| { |
| Q_UNUSED(parent); |
| return threads.size() ? 1 : 0; |
| } |
| |
| QVariant RedditModel::data(const QModelIndex &index, int role) const |
| { |
| Q_UNUSED(role); |
| if (!index.isValid()) |
| return QVariant(); |
| |
| if (role == Qt::DisplayRole) { |
| const auto childrenObject = threads.at(index.row()); |
| Q_ASSERT(childrenObject.value("data").isObject()); |
| const auto dataObject = childrenObject.value("data").toObject(); |
| return dataObject.value("title").toString(); |
| } |
| return QVariant(); |
| } |
| |
| void RedditModel::grant() |
| { |
| redditWrapper.grant(); |
| connect(&redditWrapper, &RedditWrapper::authenticated, this, &RedditModel::update); |
| } |
| |
| void RedditModel::update() |
| { |
| auto reply = redditWrapper.requestHotThreads(); |
| |
| connect(reply, &QNetworkReply::finished, [=]() { |
| reply->deleteLater(); |
| if (reply->error() != QNetworkReply::NoError) { |
| emit error(reply->errorString()); |
| return; |
| } |
| const auto json = reply->readAll(); |
| const auto document = QJsonDocument::fromJson(json); |
| Q_ASSERT(document.isObject()); |
| const auto rootObject = document.object(); |
| Q_ASSERT(rootObject.value("kind").toString() == "Listing"); |
| const auto dataValue = rootObject.value("data"); |
| Q_ASSERT(dataValue.isObject()); |
| const auto dataObject = dataValue.toObject(); |
| const auto childrenValue = dataObject.value("children"); |
| Q_ASSERT(childrenValue.isArray()); |
| const auto childrenArray = childrenValue.toArray(); |
| |
| if (childrenArray.isEmpty()) |
| return; |
| |
| beginInsertRows(QModelIndex(), threads.size(), childrenArray.size() + threads.size() - 1); |
| for (const auto childValue : qAsConst(childrenArray)) { |
| Q_ASSERT(childValue.isObject()); |
| threads.append(childValue.toObject()); |
| } |
| endInsertRows(); |
| }); |
| } |