Move the qt models to their own folder

Felt like the src folder was getting a bit crowded so move all the models to a folder named models.

src/models/userlistmodel.h

@@ -0,0 +1,78 @@
+// SPDX-FileCopyrightText: 2018 Black Hat <bhat@encom.eu.org>
+// SPDX-License-Identifier: GPL-3.0-only
+
+#pragma once
+
+#include <room.h>
+
+#include <QAbstractListModel>
+#include <QObject>
+
+class NeoChatRoom;
+
+namespace Quotient
+{
+class User;
+class Room;
+}
+
+class UserType : public QObject
+{
+    Q_OBJECT
+
+public:
+    enum Types {
+        Owner = 1,
+        Admin,
+        Moderator,
+        Member,
+        Muted,
+        Custom,
+    };
+    Q_ENUM(Types)
+};
+
+class UserListModel : public QAbstractListModel
+{
+    Q_OBJECT
+    Q_PROPERTY(NeoChatRoom *room READ room WRITE setRoom NOTIFY roomChanged)
+public:
+    enum EventRoles {
+        NameRole = Qt::UserRole + 1,
+        UserIdRole,
+        AvatarRole,
+        ObjectRole,
+        PowerLevelRole,
+        PowerLevelStringRole,
+    };
+
+    UserListModel(QObject *parent = nullptr);
+
+    [[nodiscard]] NeoChatRoom *room() const;
+    void setRoom(NeoChatRoom *room);
+
+    [[nodiscard]] Quotient::User *userAt(QModelIndex index) const;
+
+    [[nodiscard]] QVariant data(const QModelIndex &index, int role = NameRole) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+
+    [[nodiscard]] QHash<int, QByteArray> roleNames() const override;
+
+Q_SIGNALS:
+    void roomChanged();
+    void usersRefreshed();
+
+private Q_SLOTS:
+    void userAdded(Quotient::User *user);
+    void userRemoved(Quotient::User *user);
+    void refresh(Quotient::User *user, const QVector<int> &roles = {});
+    void refreshAll();
+    void avatarChanged(Quotient::User *user, const Quotient::Room *context);
+
+private:
+    NeoChatRoom *m_currentRoom;
+    QList<Quotient::User *> m_users;
+
+    int findUserPos(Quotient::User *user) const;
+    [[nodiscard]] int findUserPos(const QString &username) const;
+};