Interface ChatMultiDeviceEventListener

interface ChatMultiDeviceEventListener {
    onContactEvent?(
        event?: ChatMultiDeviceEvent,
        target?: string,
        ext?: string,
    ): void;
    onConversationEvent?(
        event?: ChatMultiDeviceEvent,
        convId?: string,
        convType?: ChatConversationType,
    ): void;
    onGroupEvent?(
        event?: ChatMultiDeviceEvent,
        target?: string,
        usernames?: string[],
    ): void;
    onMessageRemoved?(convId?: string, deviceId?: string): void;
    onThreadEvent?(
        event?: ChatMultiDeviceEvent,
        target?: string,
        usernames?: string[],
    ): void;
}