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/userdirectorylistmodel.h

@@ -0,0 +1,72 @@
+// SPDX-FileCopyrightText: 2019 Black Hat <bhat@encom.eu.org>
+// SPDX-License-Identifier: GPL-3.0-only
+
+#pragma once
+
+#include <QAbstractListModel>
+#include <QObject>
+
+#include <csapi/users.h>
+
+namespace Quotient
+{
+class Connection;
+}
+
+class UserDirectoryListModel : public QAbstractListModel
+{
+    Q_OBJECT
+    Q_PROPERTY(Quotient::Connection *connection READ connection WRITE setConnection NOTIFY connectionChanged)
+    Q_PROPERTY(QString keyword READ keyword WRITE setKeyword NOTIFY keywordChanged)
+    Q_PROPERTY(bool limited READ limited NOTIFY limitedChanged)
+
+public:
+    enum EventRoles {
+        NameRole = Qt::DisplayRole + 1,
+        AvatarRole,
+        UserIDRole,
+        DirectChatsRole,
+    };
+
+    UserDirectoryListModel(QObject *parent = nullptr);
+
+    [[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;
+
+    [[nodiscard]] Quotient::Connection *connection() const
+    {
+        return m_connection;
+    }
+    void setConnection(Quotient::Connection *conn);
+
+    [[nodiscard]] QString keyword() const
+    {
+        return m_keyword;
+    }
+    void setKeyword(const QString &value);
+
+    [[nodiscard]] bool limited() const
+    {
+        return m_limited;
+    }
+
+    Q_INVOKABLE void search(int count = 50);
+
+private:
+    Quotient::Connection *m_connection = nullptr;
+    QString m_keyword;
+    bool m_limited = false;
+
+    bool attempted = false;
+
+    QVector<Quotient::SearchUserDirectoryJob::User> users;
+
+    Quotient::SearchUserDirectoryJob *job = nullptr;
+
+Q_SIGNALS:
+    void connectionChanged();
+    void keywordChanged();
+    void limitedChanged();
+};