feat: ponies.im emoji support (custom emojum)

src/customemojimodel.h

@@ -0,0 +1,55 @@
+// SPDX-FileCopyrightText: 2021 Carson Black <uhhadd@gmail.com>
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <QAbstractListModel>
+
+#include <memory>
+
+#include "connection.h"
+
+using namespace Quotient;
+
+class CustomEmojiModel : public QAbstractListModel
+{
+
+    Q_OBJECT
+
+    Q_PROPERTY(Connection *connection READ connection WRITE setConnection NOTIFY connectionChanged)
+
+public:
+
+    // constructors
+
+    explicit CustomEmojiModel(QObject* parent = nullptr);
+    ~CustomEmojiModel();
+
+    // model
+
+    QVariant data(const QModelIndex& idx, int role = Qt::DisplayRole) const override;
+    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
+
+    QHash<int,QByteArray> roleNames() const override;
+
+    // property setters
+
+    Connection* connection() const;
+    void setConnection(Connection* it);
+    Q_SIGNAL void connectionChanged();
+
+    // QML functions
+
+    Q_INVOKABLE QString preprocessText(const QString& it);
+    Q_INVOKABLE QVariantList filterModel(const QString &filter);
+    Q_INVOKABLE void addEmoji(const QString& name, const QUrl& location);
+    Q_INVOKABLE void removeEmoji(const QString& name);
+
+private:
+
+    struct Private;
+    std::unique_ptr<Private> d;
+
+    void fetchEmojies();
+
+};