mirror of https://github.com/muety/wakapi.git
55 lines
1.4 KiB
Go
55 lines
1.4 KiB
Go
package utils
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import (
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"fmt"
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"time"
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)
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func StartOfDay() time.Time {
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ref := time.Now()
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return time.Date(ref.Year(), ref.Month(), ref.Day(), 0, 0, 0, 0, ref.Location())
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}
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func StartOfWeek() time.Time {
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ref := time.Now()
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year, week := ref.ISOWeek()
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return firstDayOfISOWeek(year, week, ref.Location())
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}
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func StartOfMonth() time.Time {
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ref := time.Now()
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return time.Date(ref.Year(), ref.Month(), 1, 0, 0, 0, 0, ref.Location())
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}
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func StartOfYear() time.Time {
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ref := time.Now()
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return time.Date(ref.Year(), time.January, 1, 0, 0, 0, 0, ref.Location())
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}
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func FmtWakatimeDuration(d time.Duration) string {
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d = d.Round(time.Minute)
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h := d / time.Hour
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d -= h * time.Hour
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m := d / time.Minute
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return fmt.Sprintf("%d hrs %d mins", h, m)
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}
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// https://stackoverflow.com/a/18632496
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func firstDayOfISOWeek(year int, week int, timezone *time.Location) time.Time {
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date := time.Date(year, 0, 0, 0, 0, 0, 0, timezone)
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isoYear, isoWeek := date.ISOWeek()
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for date.Weekday() != time.Monday { // iterate back to Monday
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date = date.AddDate(0, 0, -1)
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isoYear, isoWeek = date.ISOWeek()
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}
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for isoYear < year { // iterate forward to the first day of the first week
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date = date.AddDate(0, 0, 1)
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isoYear, isoWeek = date.ISOWeek()
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}
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for isoWeek < week { // iterate forward to the first day of the given week
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date = date.AddDate(0, 0, 1)
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isoYear, isoWeek = date.ISOWeek()
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}
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return date
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}
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