import * as Tp from 'thingpedia';
import { Ast, Type, SchemaRetriever } from 'thingtalk';
import { EntityMap } from '../utils/entity-utils';
interface DialoguePolicyOptions {
    thingpedia: Tp.BaseClient;
    schemas: SchemaRetriever;
    locale: string;
    timezone: string | undefined;
    extraFlags: Record<string, boolean>;
    anonymous: boolean;
    policyModule?: string;
    rng: () => number;
    debug: number;
}
interface PolicyResult {
    state: Ast.DialogueState;
    end: boolean;
    expect: Type | null;
    raw: boolean;
    utterance: string;
    entities: EntityMap;
    numResults: number;
}
export default class DialoguePolicy {
    private _thingpedia;
    private _schemas;
    private _locale;
    private _timezone;
    private _langPack;
    private _rng;
    private _debug;
    private _anonymous;
    private _extraFlags;
    private _sentenceGenerator;
    private _generatorDevices;
    private _generatorOptions;
    private _entityAllocator;
    private _policyModuleName;
    private _policyModule;
    constructor(options: DialoguePolicyOptions);
    initialize(): Promise<void>;
    private _initializeGenerator;
    private _extractDevices;
    private _ensureGeneratorForState;
    handleAnswer(state: Ast.DialogueState | null, value: Ast.Value): Promise<Ast.DialogueState | null>;
    private _generateDerivation;
    chooseAction(state: Ast.DialogueState | null): Promise<PolicyResult | undefined>;
    getFollowUp(state: Ast.DialogueState): Promise<Ast.DialogueState | null>;
    getNotificationState(appName: string | null, program: Ast.Program, result: Ast.DialogueHistoryResultItem): Promise<Ast.DialogueState | null>;
    getAsyncErrorState(appName: string | null, program: Ast.Program, error: Ast.Value): Promise<Ast.DialogueState | null>;
    getInitialState(): Promise<Ast.DialogueState | null>;
}
export {};