import epoch from '../lib/epoch.js';
import secs from '../lib/secs.js';
import isObject from '../lib/is_object.js';
import { encoder } from '../lib/buffer_utils.js';
function validateInput(label, input) {
    if (!Number.isFinite(input)) {
        throw new TypeError(`Invalid ${label} input`);
    }
    return input;
}
export class ProduceJWT {
    #payload;
    constructor(payload) {
        if (!isObject(payload)) {
            throw new TypeError('JWT Claims Set MUST be an object');
        }
        this.#payload = structuredClone(payload);
    }
    data() {
        return encoder.encode(JSON.stringify(this.#payload));
    }
    get iss() {
        return this.#payload.iss;
    }
    set iss(value) {
        this.#payload.iss = value;
    }
    get sub() {
        return this.#payload.sub;
    }
    set sub(value) {
        this.#payload.sub = value;
    }
    get aud() {
        return this.#payload.aud;
    }
    set aud(value) {
        this.#payload.aud = value;
    }
    get jti() {
        return this.#payload.jti;
    }
    set jti(value) {
        this.#payload.jti = value;
    }
    get nbf() {
        return this.#payload.nbf;
    }
    set nbf(value) {
        if (typeof value === 'number') {
            this.#payload.nbf = validateInput('setNotBefore', value);
        }
        else if (value instanceof Date) {
            this.#payload.nbf = validateInput('setNotBefore', epoch(value));
        }
        else {
            this.#payload.nbf = epoch(new Date()) + secs(value);
        }
    }
    get exp() {
        return this.#payload.exp;
    }
    set exp(value) {
        if (typeof value === 'number') {
            this.#payload.exp = validateInput('setExpirationTime', value);
        }
        else if (value instanceof Date) {
            this.#payload.exp = validateInput('setExpirationTime', epoch(value));
        }
        else {
            this.#payload.exp = epoch(new Date()) + secs(value);
        }
    }
    get iat() {
        return this.#payload.iat;
    }
    set iat(value) {
        if (typeof value === 'undefined') {
            this.#payload.iat = epoch(new Date());
        }
        else if (value instanceof Date) {
            this.#payload.iat = validateInput('setIssuedAt', epoch(value));
        }
        else if (typeof value === 'string') {
            this.#payload.iat = validateInput('setIssuedAt', epoch(new Date()) + secs(value));
        }
        else {
            this.#payload.iat = validateInput('setIssuedAt', value);
        }
    }
}