import { GraphQLScalarType } from "graphql";
import { ValidatorOptions } from "class-validator";
import { PubSubEngine, PubSubOptions } from "graphql-subscriptions";
import { AuthChecker, AuthMode } from "../interfaces";
import { Middleware } from "../interfaces/Middleware";
export declare type DateScalarMode = "isoDate" | "timestamp";
export interface ScalarsTypeMap {
    type: Function;
    scalar: GraphQLScalarType;
}
export interface BuildContextOptions {
    dateScalarMode?: DateScalarMode;
    scalarsMap?: ScalarsTypeMap[];
    validate?: boolean | ValidatorOptions;
    authChecker?: AuthChecker<any, any>;
    authMode?: AuthMode;
    pubSub?: PubSubEngine | PubSubOptions;
    globalMiddlewares?: Array<Middleware<any>>;
}
export declare abstract class BuildContext {
    static dateScalarMode: DateScalarMode;
    static scalarsMaps: ScalarsTypeMap[];
    static validate: boolean | ValidatorOptions;
    static authChecker?: AuthChecker<any, any>;
    static authMode: AuthMode;
    static pubSub: PubSubEngine;
    static globalMiddlewares: Array<Middleware<any>>;
    static create(options: BuildContextOptions): void;
    static reset(): void;
}