Get the start and end dates of the current week

/**
 *  Get the start date and end date of the current week 
 * @param {string} startFormat  Time format of Monday 
 * @param {string} endFormat    Time format of Sunday 
 * @param {number} timestamp    Timestamp of the week , If you don't pass in , The timestamp of the current time is used by default 
 * @returns {string, string} {startDate, endDate}  Returned data 
 */
export const getWeekStartAndEnd = (
    startFormat: string,
    endFormat: string,
    timestamp?: number
): {
    startDate: string,
    endDate: string,
} => {
    const oneDayTime = 1000 * 3600 * 24;
    const nowDate = timestamp ? new Date(timestamp) : new Date();
    const now = nowDate.getTime();
    const nowDay = nowDate.getDay() === 0 ? 7 : nowDate.getDay();
    const startDate = new Date(now - oneDayTime * (nowDay - 1));
    const endDate = new Date(now + oneDayTime * (7 - nowDay));

    return {
        startDate: formatTime(startDate.getTime(), startFormat),
        endDate: formatTime(endDate.getTime(), endFormat),
    };
};