/*! @azure/msal-common v16.6.2 2026-05-19 */
'use strict';
/*
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License.
 */
/**
 * Utility functions for managing date and time operations.
 */
/**
 * return the current time in Unix time (seconds).
 */
function nowSeconds() {
    // Date.getTime() returns in milliseconds.
    return Math.round(new Date().getTime() / 1000.0);
}
/**
 * Converts JS Date object to seconds
 * @param date Date
 */
function toSecondsFromDate(date) {
    // Convert date to seconds
    return date.getTime() / 1000;
}
/**
 * Convert seconds to JS Date object. Seconds can be in a number or string format or undefined (will still return a date).
 * @param seconds
 */
function toDateFromSeconds(seconds) {
    if (seconds) {
        return new Date(Number(seconds) * 1000);
    }
    return new Date();
}
/**
 * check if a token is expired based on given UTC time in seconds.
 * @param expiresOn
 */
function isTokenExpired(expiresOn, offset) {
    // check for access token expiry
    const expirationSec = Number(expiresOn) || 0;
    const offsetCurrentTimeSec = nowSeconds() + offset;
    // If current time + offset is greater than token expiration time, then token is expired.
    return offsetCurrentTimeSec > expirationSec;
}
/**
 * Checks if a cache entry is expired based on the last updated time and cache retention days.
 * @param lastUpdatedAt
 * @param cacheRetentionDays
 * @returns
 */
function isCacheExpired(lastUpdatedAt, cacheRetentionDays) {
    const cacheExpirationTimestamp = Number(lastUpdatedAt) + cacheRetentionDays * 24 * 60 * 60 * 1000;
    return Date.now() > cacheExpirationTimestamp;
}
/**
 * If the current time is earlier than the time that a token was cached at, we must discard the token
 * i.e. The system clock was turned back after acquiring the cached token
 * @param cachedAt
 * @param offset
 */
function wasClockTurnedBack(cachedAt) {
    const cachedAtSec = Number(cachedAt);
    return cachedAtSec > nowSeconds();
}
/**
 * Waits for t number of milliseconds
 * @param t number
 * @param value T
 */
function delay(t, value) {
    return new Promise((resolve) => setTimeout(() => resolve(value), t));
}

export { delay, isCacheExpired, isTokenExpired, nowSeconds, toDateFromSeconds, toSecondsFromDate, wasClockTurnedBack };
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