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time.go
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time.go
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package util
import "time"
func CombineDateTimePair(d, t time.Time) time.Time {
return time.Date(d.Year(), d.Month(), d.Day(), t.Hour(), t.Minute(), t.Second(), t.Nanosecond(), t.Location())
}
func ParseDateTimePair(d, t string, loc *time.Location) (time.Time, error) {
parsedDate, err := time.ParseInLocation(time.DateOnly, d, loc)
if err != nil {
return time.Time{}, err
}
timeFormat := time.TimeOnly
if len(t) == 5 {
timeFormat = "15:04"
}
parsedTime, err := time.ParseInLocation(timeFormat, t, loc)
if err != nil {
return time.Time{}, err
}
return CombineDateTimePair(parsedDate, parsedTime).In(loc), nil
}
type Gettable interface {
// For example, url.Values
Get(string) string
}
func DefaultedDatesFromForm(form Gettable, numDaysFromNowDefault int, weekBoundary bool) (startTime, endTime time.Time, err error) {
start := form.Get("start")
end := form.Get("end")
format := "2006-01-02"
begin := time.Now()
if weekBoundary {
begin = NextDay(begin, time.Sunday)
}
now := begin.Format(format)
then := begin.Add(24 * time.Duration(numDaysFromNowDefault) * time.Hour).Format(format)
startTime, _ = time.Parse(format, now)
endTime, _ = time.Parse(format, then)
if start != "" {
parsed, err := time.Parse(format, start)
if err != nil {
return startTime, endTime, err
}
startTime = parsed
}
if end != "" {
parsed, err := time.Parse(format, end)
if err != nil {
return startTime, endTime, err
}
endTime = parsed
}
return startTime, endTime, nil
}