import type { ValidateFunction } from 'ajv';
import type { AnyObject } from 'pinejs-client-core';
import { PinejsClient } from '../sbvr-api/sbvr-utils.js';
import type { Task } from './tasks.js';
import type TasksModel from './tasks.js';
import type { Resolvable } from '../sbvr-api/common-types.js';
interface TaskArgs<T = AnyObject> {
    api: PinejsClient;
    params: T;
}
type TaskResponse = Resolvable<{
    status: Task['Read']['status'];
    error?: string;
}>;
export interface TaskHandler<T = NonNullable<Task['Read']['is_executed_with__parameter_set']>> {
    name: string;
    fn: (options: TaskArgs<T>) => TaskResponse;
    validate?: ValidateFunction;
}
export declare class Worker {
    private readonly client;
    handlers: Map<string, TaskHandler<NonNullable<{
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | {
            [key: string]: string | number | boolean | any | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | any | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null)[] | {
            [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
        } | null;
    } | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | {
        [key: string]: string | number | boolean | any | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | any | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | {
        [key: string]: string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | (string | number | boolean | any | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null)[] | any | null;
    } | null)[] | null>>>;
    private currentConcurrency;
    private running;
    constructor(client: PinejsClient<TasksModel>);
    private canExecute;
    private execute;
    private update;
    private getNextAttemptTime;
    private poll;
    stop(): void;
    start(): void;
    assertNoUnknownHandlers(): Promise<void>;
}
export {};