Switched to a sane build system (CMake)

core/include/JellyfinQt/serverdiscoverymodel.h

@@ -0,0 +1,83 @@
+/*
+Sailfin: a Jellyfin client written using Qt
+Copyright (C) 2020 Chris Josten
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#ifndef SERVER_DISCOVERY_MODEL_H
+#define SERVER_DISCOVERY_MODEL_H
+
+#include <vector>
+
+#include <QAbstractListModel>
+#include <QHash>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonParseError>
+
+#include <QHostAddress>
+#include <QUdpSocket>
+
+namespace Jellyfin {
+struct ServerDiscovery {
+    QString name;
+    QString address;
+    QString id;
+};
+
+/**
+ * @brief Discovers nearby Jellyfin servers and puts them in this list.
+ */
+class ServerDiscoveryModel : public QAbstractListModel {
+    Q_OBJECT
+public:
+    enum Roles {
+        ROLE_NAME = Qt::UserRole + 1,
+        ROLE_ADDRESS,
+        ROLE_ID
+    };
+    explicit ServerDiscoveryModel(QObject *parent = nullptr);
+
+    QHash<int, QByteArray> roleNames() const override {
+        return {
+            {ROLE_NAME, "name"},
+            {ROLE_ADDRESS, "address"},
+            {ROLE_ID, "id"}
+        };
+    }
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override {
+        if (parent.isValid()) return 0;
+        return static_cast<int>(m_discoveredServers.size());
+    }
+
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+public slots:
+    /**
+     * @brief Refreshes the model and searches for new servers
+     */
+    void refresh();
+private slots:
+    void on_datagramsAvailable();
+private:
+    const QByteArray MAGIC_PACKET = "who is JellyfinServer?";
+    const quint16 BROADCAST_PORT = 7359;
+
+    std::vector<ServerDiscovery> m_discoveredServers;
+    QUdpSocket m_socket;
+};
+}
+#endif //SERVER_DISCOVERY_MODEL_H