File indexing completed on 2024-05-05 09:14:02

 // SPDX-FileCopyrightText: 2021 Carl Schwan <carlschwan@kde.org>
 // SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
 
 #pragma once
 
 #include <KConfigGroup>
 #include <KSharedConfig>
 #include <QObject>
 #include <QQmlEngine>
 #include <Quotient/room.h>
 #include <Quotient/uriresolver.h>
 
 #include "chatdocumenthandler.h"
 #include "enums/delegatetype.h"
 #include "models/mediamessagefiltermodel.h"
 #include "models/messagefiltermodel.h"
 #include "models/timelinemodel.h"
 
 class NeoChatRoom;
 class NeoChatConnection;
 
 namespace Quotient
 {
 class Room;
 class User;
 }
 
 using namespace Quotient;
 
 /**
  * @class RoomManager
  *
  * A singleton class to help manage which room is open in NeoChat.
  *
  * This class also inherits UriResolverBase and overrides the relevant functions to
  * resolve various URIs. The base functions visitUser(), visitRoom(), etc are held
  * private intentionally and instead resolveResource() should be called with either
  * an appropriate URI or a Matrix ID and action.
  */
 class RoomManager : public QObject, public UriResolverBase
 {
     Q_OBJECT
     QML_ELEMENT
     QML_SINGLETON
 
     Q_PROPERTY(NeoChatConnection *connection READ connection WRITE setConnection NOTIFY connectionChanged)
 
     /**
      * @brief The current open room in NeoChat, if any.
      *
      * @sa hasOpenRoom
      */
     Q_PROPERTY(NeoChatRoom *currentRoom READ currentRoom NOTIFY currentRoomChanged)
 
     /**
      * @brief The TimelineModel that should be used for room message visualisation.
      *
      * The room object the model uses to get the data will be updated by this class
      * so there is no need to do this manually or replace the model when a room
      * changes.
      *
      * @note Available here so that the room page and drawer both have access to the
      *       same model.
      */
     Q_PROPERTY(TimelineModel *timelineModel READ timelineModel CONSTANT)
 
     /**
      * @brief The MessageFilterModel that should be used for room message visualisation.
      *
      * @note Available here so that the room page and drawer both have access to the
      *       same model.
      */
     Q_PROPERTY(MessageFilterModel *messageFilterModel READ messageFilterModel CONSTANT)
 
     /**
      * @brief The MediaMessageFilterModel that should be used for room media message visualisation.
      *
      * @note Available here so that the room page and drawer both have access to the
      *       same model.
      */
     Q_PROPERTY(MediaMessageFilterModel *mediaMessageFilterModel READ mediaMessageFilterModel CONSTANT)
 
     /**
      * @brief Whether a room is currently open in NeoChat.
      *
      * @sa room
      */
     Q_PROPERTY(bool hasOpenRoom READ hasOpenRoom NOTIFY currentRoomChanged)
 
     /**
      * @brief The ChatDocumentHandler for the open room.
      *
      * @sa ChatDocumentHandler
      */
     Q_PROPERTY(ChatDocumentHandler *chatDocumentHandler READ chatDocumentHandler WRITE setChatDocumentHandler NOTIFY chatDocumentHandlerChanged)
 
 public:
     virtual ~RoomManager();
     static RoomManager &instance();
     static RoomManager *create(QQmlEngine *engine, QJSEngine *)
     {
         engine->setObjectOwnership(&instance(), QQmlEngine::CppOwnership);
         return &instance();
     }
 
     NeoChatRoom *currentRoom() const;
 
     TimelineModel *timelineModel() const;
     MessageFilterModel *messageFilterModel() const;
     MediaMessageFilterModel *mediaMessageFilterModel() const;
 
     /**
      * @brief Resolve the given URI resource.
      *
      * @note It's actually Quotient::UriResolverBase::visitResource() but with Q_INVOKABLE
      *       and the connection grabbed from RoomManager.
      *
      * @sa Quotient::UriResolverBase::visitResource()
      */
     Q_INVOKABLE UriResolveResult resolveResource(const Uri &uri);
 
     /**
      * @brief Resolve the given resource.
      *
      * @note It's actually Quotient::UriResolverBase::visitResource() but with Q_INVOKABLE
      *       and the connection grabbed from RoomManager.
      *
      * @sa Quotient::UriResolverBase::visitResource()
      */
     Q_INVOKABLE void resolveResource(const QString &idOrUri, const QString &action = {});
 
     bool hasOpenRoom() const;
 
     /**
      * @brief Load the last opened room or the welcome page.
      */
     Q_INVOKABLE void loadInitialRoom();
 
     /**
      * @brief Enter the given room.
      *
      * This method will tell NeoChat to open the message list with the given room.
      */
     Q_INVOKABLE void enterRoom(NeoChatRoom *room);
 
     /**
      * @brief Open a new window with the given room.
      *
      * The open window will have its own message list for the given room.
      */
     Q_INVOKABLE void openWindow(NeoChatRoom *room);
 
     /**
      * @brief Leave the room and close it if it is open.
      */
     Q_INVOKABLE void leaveRoom(NeoChatRoom *room);
 
     /**
      * @brief Enter the home page of the given space.
      *
      * This method will tell NeoChat to open the home page for the given space.
      */
     Q_INVOKABLE void enterSpaceHome(NeoChatRoom *spaceRoom);
 
     /**
      * @brief Knock a room.
      *
      * See https://spec.matrix.org/latest/client-server-api/#knocking-on-rooms for
      * knocking on rooms.
      */
     void knockRoom(Quotient::Connection *account, const QString &roomAliasOrId, const QString &reason, const QStringList &viaServers);
 
     /**
      * @brief Show a media item maximized.
      *
      * @param index the index to open the maximize delegate model at. This is the
      *        index in the MediaMessageFilterModel owned by this RoomManager. A value
      *        of -1 opens a the default item.
      */
     Q_INVOKABLE void maximizeMedia(int index);
 
     /**
      * @brief Request that any full screen overlay currently open closes.
      */
     Q_INVOKABLE void requestFullScreenClose();
 
     /**
      * @brief Show the JSON source for the given event Matrix ID
      */
     Q_INVOKABLE void viewEventSource(const QString &eventId);
 
     /**
      * @brief Show a conterxt menu for the given event.
      */
     Q_INVOKABLE void viewEventMenu(const QString &eventId,
                                    const QVariantMap &author,
                                    DelegateType::Type delegateType,
                                    const QString &plainText,
                                    const QString &htmlText = {},
                                    const QString &selectedText = {},
                                    const QString &mimeType = {},
                                    const FileTransferInfo &progressInfo = {});
 
     /**
      * @brief Call this when the current used connection is dropped.
      */
     Q_INVOKABLE void reset();
 
     ChatDocumentHandler *chatDocumentHandler() const;
     void setChatDocumentHandler(ChatDocumentHandler *handler);
 
     /**
      * @brief Set a URL to be loaded as the initial room.
      */
     void setUrlArgument(const QString &arg);
 
     NeoChatConnection *connection() const;
     void setConnection(NeoChatConnection *connection);
 
 Q_SIGNALS:
     void currentRoomChanged();
 
     /**
      * @brief Push a new room page.
      *
      * Signal triggered when the main window pageStack should push a new page with
      * the message list for the given room.
      *
      * @param room the room to be shown on the new page.
      * @param event the event to got to if available.
      */
     void pushRoom(NeoChatRoom *room, const QString &event);
 
     /**
      * @brief Replace the existing room.
      *
      * Signal triggered when the room displayed by the message list should be changed.
      *
      * @param room the room to be shown on the new page.
      * @param event the event to got to if available.
      */
     void replaceRoom(NeoChatRoom *room, const QString &event);
 
     /**
      * @brief Push a new space home page.
      *
      * Signal triggered when the main window pageStack should push a new page with
      * the space home for the given space room.
      *
      * @param spaceRoom the space room to be shown on the new page.
      */
     void pushSpaceHome(NeoChatRoom *spaceRoom);
 
     /**
      * @brief Replace the existing space home.
      *
      * Signal triggered when the currently displayed room page should be changed
      * to the space home for the given space room.
      *
      * @param spaceRoom the space room to be shown on the new page.
      */
     void replaceSpaceHome(NeoChatRoom *spaceRoom);
 
     /**
      * @brief Go to the specified event in the current room.
      */
     void goToEvent(const QString &event);
 
     /**
      * @brief Open room in a new window.
      *
      * Signal triggered when a room needs to be opened in a new window.
      */
     void openRoomInNewWindow(NeoChatRoom *room);
 
     /**
      * @brief Show details for the given user.
      *
      * Ask current room to open the user's details for the give user.
      * This assumes the user is loaded.
      */
     void showUserDetail(const Quotient::User *user);
 
     /**
      * @brief Request a media item is shown maximized.
      *
      * @param index the index to open the maximize delegate model at. This is the
      *        index in the MediaMessageFilterModel owned by this RoomManager. A value
      *        of -1 opens a the default item.
      */
     void showMaximizedMedia(int index);
 
     /**
      * @brief Request that any full screen overlay closes.
      */
     void closeFullScreen();
 
     /**
      * @brief Request the JSON source for the given event ID is shown.
      */
     void showEventSource(const QString &eventId);
 
     /**
      * @brief Request to show a menu for the given event.
      */
     void showMessageMenu(const QString &eventId,
                          const QVariantMap &author,
                          DelegateType::Type delegateType,
                          const QString &plainText,
                          const QString &htmlText,
                          const QString &selectedText);
 
     /**
      * @brief Request to show a menu for the given media event.
      */
     void showFileMenu(const QString &eventId,
                       const QVariantMap &author,
                       DelegateType::Type delegateType,
                       const QString &plainText,
                       const QString &mimeType,
                       const FileTransferInfo &progressInfo);
 
     /**
      * @brief Show the direct chat confirmation dialog.
      *
      * Ask current room to show confirmation dialog to open direct chat.
      * This assumes the user is loaded.
      */
     void askDirectChatConfirmation(const Quotient::User *user);
 
     /**
      * @brief Displays warning to the user.
      */
     void warning(const QString &title, const QString &message);
 
     void chatDocumentHandlerChanged();
 
     void connectionChanged();
 
 private:
     void openRoomForActiveConnection();
 
     NeoChatRoom *m_currentRoom;
     NeoChatRoom *m_lastCurrentRoom;
     QString m_arg;
     KSharedConfig::Ptr m_config;
     KConfigGroup m_lastRoomConfig;
     QPointer<ChatDocumentHandler> m_chatDocumentHandler;
 
     TimelineModel *m_timelineModel;
     MessageFilterModel *m_messageFilterModel;
     MediaMessageFilterModel *m_mediaMessageFilterModel;
     NeoChatConnection *m_connection;
 
     /**
      * @brief Resolve a user URI.
      *
      * This overloads Quotient::UriResolverBase::visitUser().
      *
      * Called by Quotient::UriResolverBase::visitResource() when the passed URI
      * identifies a Matrix user.
      *
      * @note This is private as resolveResource() should always be called, which
      *       will in turn call Quotient::UriResolverBase::visitResource() and this
      *       function if appropriate for the URI.
      *
      * @sa resolveResource(), Quotient::UriResolverBase::visitUser(), Quotient::UriResolverBase::visitResource()
      */
     UriResolveResult visitUser(User *user, const QString &action) override;
 
     /**
      * @brief Visit a room.
      *
      * This overloads Quotient::UriResolverBase::visitRoom().
      *
      * Called by Quotient::UriResolverBase::visitResource() when the passed URI
      * identifies a room or an event in a room.
      *
      * @note This is private as resolveResource() should always be called, which
      *       will in turn call Quotient::UriResolverBase::visitResource() and this
      *       function if appropriate for the URI.
      *
      * @sa resolveResource(), Quotient::UriResolverBase::visitUser(), Quotient::UriResolverBase::visitResource()
      */
     Q_INVOKABLE void visitRoom(Quotient::Room *room, const QString &eventId) override;
 
     /**
      * @brief Join a room.
      *
      * This overloads Quotient::UriResolverBase::joinRoom().
      *
      * Called by Quotient::UriResolverBase::visitResource() when the passed URI has
      * `action() == "join"` and identifies a room that the user defined by the
      * Connection argument is not a member of.
      *
      * @note This is private as resolveResource() should always be called, which
      *       will in turn call Quotient::UriResolverBase::visitResource() and this
      *       function if appropriate for the URI.
      *
      * @sa resolveResource(), Quotient::UriResolverBase::visitUser(), Quotient::UriResolverBase::visitResource()
      */
     void joinRoom(Quotient::Connection *account, const QString &roomAliasOrId, const QStringList &viaServers) override;
 
     /**
      * @brief Visit a non-matrix resource.
      *
      * This overloads Quotient::UriResolverBase::visitNonMatrix().
      *
      * Called by Quotient::UriResolverBase::visitResource() when the passed URI
      * has `type() == NonMatrix`
      *
      * @note This is private as resolveResource() should always be called, which
      *       will in turn call Quotient::UriResolverBase::visitResource() and this
      *       function if appropriate for the URI.
      *
      * @sa resolveResource(), Quotient::UriResolverBase::visitUser(), Quotient::UriResolverBase::visitResource()
      */
     Q_INVOKABLE bool visitNonMatrix(const QUrl &url) override;
 
 private:
     explicit RoomManager(QObject *parent = nullptr);
 };