29 lines
564 B
Go
29 lines
564 B
Go
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package timeext
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import "time"
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func WeekStart(year, week int) time.Time {
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// https://stackoverflow.com/a/52303730/1761622
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// Start from the middle of the year:
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t := time.Date(year, 7, 1, 0, 0, 0, 0, time.UTC)
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// Roll back to Monday:
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if wd := t.Weekday(); wd == time.Sunday {
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t = t.AddDate(0, 0, -6)
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} else {
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t = t.AddDate(0, 0, -int(wd)+1)
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}
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// Difference in weeks:
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_, w := t.ISOWeek()
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t = t.AddDate(0, 0, (week-w)*7)
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return t
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}
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func WeekEnd(year, week int) time.Time {
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return WeekStart(year, week).AddDate(0, 0, 7).Add(time.Duration(-1))
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}
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