| 1 | import dayjs from "dayjs";
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| 2 | export function findMostLikelyADYear(yearNumber) {
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| 3 | if (yearNumber < 100) {
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| 4 | if (yearNumber > 50) {
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| 5 | yearNumber = yearNumber + 1900;
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| 6 | }
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| 7 | else {
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| 8 | yearNumber = yearNumber + 2000;
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| 9 | }
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| 10 | }
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| 11 | return yearNumber;
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| 12 | }
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| 13 | export function findYearClosestToRef(refDate, day, month) {
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| 14 | const refMoment = dayjs(refDate);
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| 15 | let dateMoment = refMoment;
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| 16 | dateMoment = dateMoment.month(month - 1);
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| 17 | dateMoment = dateMoment.date(day);
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| 18 | dateMoment = dateMoment.year(refMoment.year());
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| 19 | const nextYear = dateMoment.add(1, "y");
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| 20 | const lastYear = dateMoment.add(-1, "y");
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| 21 | if (Math.abs(nextYear.diff(refMoment)) < Math.abs(dateMoment.diff(refMoment))) {
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| 22 | dateMoment = nextYear;
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| 23 | }
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| 24 | else if (Math.abs(lastYear.diff(refMoment)) < Math.abs(dateMoment.diff(refMoment))) {
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| 25 | dateMoment = lastYear;
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| 26 | }
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| 27 | return dateMoment.year();
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| 28 | }
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| 29 | |
| \ | No newline at end of file |