import { ZkcID, ZkCred } from "./cred.js";
import { WalletProof } from "./wallet-provider.js";
export type ChallengeReq = {
    subjectId: ZkcID;
    options?: {
        expirationDate?: number;
    };
};
export type Challenge = {
    sessionId: string;
    message: string;
};
export type CanIssueReq = {
    sessionId: string;
};
export type CanIssueResp = {
    canIssue: boolean;
};
export type IssueReq = {
    sessionId: string;
    signature: string;
};
export interface IssuerTypes {
    ChallengeReq: ChallengeReq;
    Challenge: Challenge;
    CanIssueReq: CanIssueReq;
    CanIssueResp: CanIssueResp;
    IssueReq: IssueReq;
    Cred: ZkCred;
    Options: ChallengeReq["options"];
}
export interface IZkcIssuer<T extends IssuerTypes = IssuerTypes> {
    issueCred?(args: {
        proof: WalletProof;
        options?: T["Options"];
    }): Promise<T["Cred"]>;
    getChallenge(challengeReq: T["ChallengeReq"]): Promise<T["Challenge"]>;
    canIssue(entry: T["CanIssueReq"]): Promise<T["CanIssueResp"]>;
    issue(issueReq: T["IssueReq"]): Promise<T["Cred"]>;
    providedSchema: number;
}