Add a model for managing permissions (power levels) in rooms. This gets rid of a whole bunch of boiler plate in NeoChat and as a bonus makes it easy to add a feature to allow setting the permission level for any event.
88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
// SPDX-FileCopyrightText: 2024 James Graham <james.h.graham@protonmail.com>
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// SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
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#pragma once
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#include <QAbstractListModel>
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#include <QQmlEngine>
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#include <optional>
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#include "neochatroom.h"
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/**
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* @class PermissionsModel
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*
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* This class defines the model for managing room permission levels.
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*/
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class PermissionsModel : public QAbstractListModel
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{
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Q_OBJECT
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QML_ELEMENT
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/**
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* @brief The room to show the permissions for
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*/
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Q_PROPERTY(NeoChatRoom *room READ room WRITE setRoom NOTIFY roomChanged)
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public:
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/**
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* @brief Defines the model roles.
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*/
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enum Roles {
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NameRole = Qt::DisplayRole, /**< The permission name. */
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SubtitleRole, /**< The description of the permission. */
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TypeRole, /**< The base type of the permission, normally the event type id except for ban, kick, etc. */
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LevelRole, /**< The current power level for the permission. */
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LevelNameRole, /**< The current power level for the permission as a string. */
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IsDefaultValueRole, /**< Whether the permission is a default value, e.g. for users. */
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IsBasicPermissionRole, /**< Whether the permission is one of the basic ones, e.g. kick, ban, etc. */
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};
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Q_ENUM(Roles)
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explicit PermissionsModel(QObject *parent = nullptr);
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NeoChatRoom *room() const;
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void setRoom(NeoChatRoom *room);
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/**
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* @brief Get the given role value at the given index.
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*
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* @sa QAbstractItemModel::data
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*/
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[[nodiscard]] QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
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/**
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* @brief Number of rows in the model.
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*
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* @sa QAbstractItemModel::rowCount
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*/
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[[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
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/**
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* @brief Returns a mapping from Role enum values to role names.
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*
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* @sa Roles, QAbstractItemModel::roleNames()
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*/
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[[nodiscard]] QHash<int, QByteArray> roleNames() const override;
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/**
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* @brief Return the power level required for the given permission.
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*/
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std::optional<int> powerLevel(const QString &permission) const;
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/**
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* @brief Set the power level required for the given permission.
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*/
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Q_INVOKABLE void setPowerLevel(const QString &permission, const int &newPowerLevel);
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Q_SIGNALS:
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void roomChanged();
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private:
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QPointer<NeoChatRoom> m_room;
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QStringList m_permissions;
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void initializeModel();
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};
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