import Router from "@koa/router";
import Collection from "../../chip-types/collection.js";
import { Context, FieldTypes, Policies } from "../../main.js";
export default class Sessions extends Collection {
    name: string;
    fields: {
        "session-id": FieldTypes.SessionID;
        user: FieldTypes.SingleReference;
    };
    policies: {
        list: Policies.UserReferencedInField;
        delete: Policies.UserReferencedInField;
    };
    defaultPolicy: Policies.Super;
    internal: boolean;
    getRouter(): Router<import("koa").DefaultState, import("koa").DefaultContext>;
    login(username: string, password: string): Promise<string>;
    logout(context: Context, session_id: string): Promise<void>;
}