import { AttributeSchema, Proof, SignSchema, ZkcID, ZkCred } from "../types/index.js";
type ZkcAttributes = ZkCred["attributes"];
type ZkcSignAttributes = ZkCred["proofs"][number]["signature"];
export type Selector = {
    proof: {
        id?: string;
        type?: string;
        issuer?: {
            id: ZkcID;
        };
        index?: number;
    };
    schema?: string;
};
export declare class Preparator {
    private readonly graph;
    extendGraph: (nodes: import("./graph.js").GraphNode[], links: import("./graph.js").GraphLink[]) => void;
    transform: <TOut = any, TIn = any>(value: TIn, links: string[]) => TOut;
    sort: typeof sortAttributes;
    getPreparedAttributes<TOut extends any[] = any[], TCred extends ZkCred = ZkCred>(cred: TCred, selector?: Selector): TOut;
    prepareAttributes<TOut extends any[] = any[], TAtr extends ZkCred["attributes"] = ZkCred["attributes"]>(args: {
        attributes: TAtr;
        attributesSchema: AttributeSchema;
    }): TOut;
    getPreparedSign<TOut extends any[] = any[], TCred extends ZkCred = ZkCred>(cred: TCred, selector?: Selector): TOut;
    prepareSign<TOut extends any[] = any[], TSign extends ZkcSignAttributes = ZkcSignAttributes>(args: {
        signAttributes: TSign;
        signSchema: SignSchema;
    }): TOut;
    selectProof(cred: ZkCred, selector?: Selector): {
        proof: Proof;
        attributeSchema: AttributeSchema;
        signSchema: SignSchema;
    };
}
type PathValue = {
    path: string[];
    value: any;
};
export declare function toPathValueList(obj: Record<string, any>): PathValue[];
declare function sortAttributes<T extends (ZkcAttributes | AttributeSchema) = ZkcAttributes>(credential: T): T;
export {};