declare module "islandis-login" {
    export type ErrorId =
        | "INVALID-TOKEN-XML"
        | "CERTIFICATE-INVALID"
        | "AUDIENCEURL-MISSING"
        | "LOGIN-REQUEST-EXPIRED"
        | "AUDIENCEURL-NOT-MATCHING";

    export interface VerifyUser {
        kennitala: string;
        mobile: string;
        fullname: string;
        ip: string;
        userAgent: string;
        destinationSSN: string;
        authId: string;
        authenticationMethod: string;
    }

    export interface VerifyExtra {
        destination: string;
        audienceUrl: string;
        dates: {
            notBefore: Date;
            notOnOrAfter: Date;
        };
    }

    export interface VerifyError {
        id: ErrorId;
        reason: string;
    }

    export interface VerifyResult {
        user?: VerifyUser;
        extra?: VerifyExtra;
        error?: VerifyError;
    }

    class IslandisLogin {
        constructor({
            verifyDates,
            audienceUrl,
        }: {
            verifyDates?: boolean;
            audienceUrl: string | null;
            certificatePath?: string;
        });

        verify(token: string): Promise<VerifyResult>;
    }

    export default IslandisLogin;
}