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29 lines
831 B
TypeScript
29 lines
831 B
TypeScript
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/**
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* Given a JS date returns a valid ISO date string with offset
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*
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* const myDate = new Date();
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* console.log(getCustomIsoString(myDate));
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* > 2021-07-07T13:35:18+02:00
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*
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*/
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const getCustomIsoString = (date: Date) => {
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/**
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* If the month is smaller than 10, add a 0 in front of the string
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*/
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const pad = (num: number): string => {
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const norm = Math.floor(Math.abs(num));
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return (norm < 10 ? "0" : "") + norm.toString();
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};
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const timeZoneOffset = -date.getTimezoneOffset();
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const timeZoneDifference = timeZoneOffset >= 0 ? "+" : "-";
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return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(
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date.getDate()
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)}T${pad(date.getHours())}:${pad(date.getMinutes())}:${pad(
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date.getSeconds()
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)}${timeZoneDifference}${pad(timeZoneOffset / 60)}:${pad(
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timeZoneOffset % 60
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)}`;
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};
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