import BaseScene from './base';
import Context from '../context';
import { SessionContext } from '../session';
export interface SceneContext<D extends SceneSessionData = SceneSessionData> extends Context {
    session: SceneSession<D>;
    scene: SceneContextScene<SceneContext<D>, D>;
}
export interface SceneSessionData {
    current?: string;
    expires?: number;
    state?: object;
}
export interface SceneSession<S extends SceneSessionData = SceneSessionData> {
    __scenes?: S;
}
export interface SceneContextSceneOptions<D extends SceneSessionData> {
    ttl?: number;
    default?: string;
    defaultSession: D;
}
type SceneState<D extends SceneSessionData> = NonNullable<D['state']>;
export default class SceneContextScene<C extends SessionContext<SceneSession<D>>, D extends SceneSessionData = SceneSessionData> {
    protected readonly ctx: C;
    protected readonly scenes: Map<string, BaseScene<C>>;
    protected readonly options: SceneContextSceneOptions<D>;
    constructor(ctx: C, scenes: Map<string, BaseScene<C>>, options: Partial<SceneContextSceneOptions<D>>);
    get session(): D;
    get state(): SceneState<D>;
    set state(value: SceneState<D>);
    get current(): BaseScene<C> | undefined;
    reset(): void;
    enter(sceneId: string, initialState?: SceneState<D>, silent?: boolean): Promise<unknown>;
    reenter(): Promise<unknown> | undefined;
    private leaving;
    leave(): Promise<void>;
}
export {};
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