import { Language } from "../languages/Language";
import { PopBanner } from "../shared/PopBanner";
import { PopMessage } from "../shared/PopMessage";
import { PopSession, PopSessionState } from "../shared/PopSession";
import { PopUser } from "../shared/PopUser";
export declare const DEFAULT_POP_SERVER_STATE_TYPE: PopSessionState;
export declare class PopServerSession extends PopSession {
    language: Language;
    user: PopUser | null;
    invalid_command_count: number;
    messages: PopMessage[] | null;
    banner: PopBanner;
    constructor(language: Language);
    /**
     * Gets the total size of all messages.
     */
    get available_messages_size_sum(): number;
    /**
     * Gets the number of available messages.
     * @returns the number of available messages.
     */
    get available_message_count(): number;
}