Show a map for location events

src/models/locationsmodel.h

@@ -0,0 +1,49 @@
+// SPDX-FileCopyrightText: 2023 Tobias Fella <tobias.fella@kde.org>
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <QAbstractListModel>
+
+#include "neochatroom.h"
+
+#include <events/roommessageevent.h>
+
+class LocationsModel : public QAbstractListModel
+{
+    Q_OBJECT
+
+public:
+    enum Roles {
+        TextRole = Qt::DisplayRole,
+        LongitudeRole,
+        LatitudeRole,
+    };
+    Q_ENUM(Roles)
+    Q_PROPERTY(NeoChatRoom *room READ room WRITE setRoom NOTIFY roomChanged)
+
+    explicit LocationsModel(QObject *parent = nullptr);
+
+    [[nodiscard]] NeoChatRoom *room() const;
+    void setRoom(NeoChatRoom *room);
+
+    [[nodiscard]] QHash<int, QByteArray> roleNames() const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int roleName) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent) const override;
+
+Q_SIGNALS:
+    void roomChanged();
+
+private:
+    QPointer<NeoChatRoom> m_room;
+
+    struct LocationData {
+        QString eventId;
+        float latitude;
+        float longitude;
+        QString text;
+        NeoChatUser *author;
+    };
+    QList<LocationData> m_locations;
+    void addLocation(const Quotient::RoomMessageEvent *event);
+};