Cherrypick 24.02 Readonly Room

Add readonly property to a room and use it to decide whether to show chatbar, replies and edits

BUG: 479590


(cherry picked from commit ec4aa73e37)

src/neochatroom.h

@@ -133,6 +133,11 @@ class NeoChatRoom : public Quotient::Room
      */
     Q_PROPERTY(bool isInvite READ isInvite NOTIFY isInviteChanged)
 
+    /**
+     * @brief Whether the local user can send messages in the room.
+     */
+    Q_PROPERTY(bool readOnly READ readOnly NOTIFY readOnlyChanged)
+
     /**
      * @brief The current join rule for the room as a QString.
      *
@@ -552,6 +557,8 @@ public:
 
     bool isInvite() const;
 
+    bool readOnly() const;
+
     Q_INVOKABLE void clearInvitationNotification();
 
     [[nodiscard]] QString joinRule() const;
@@ -809,6 +816,7 @@ Q_SIGNALS:
     void canonicalParentChanged();
     void lastActiveTimeChanged();
     void isInviteChanged();
+    void readOnlyChanged();
     void displayNameChanged();
     void pushNotificationStateChanged(PushNotificationState::State state);
     void showMessage(MessageType messageType, const QString &message);