48 lines
954 B
Go
48 lines
954 B
Go
package utility
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import (
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"fmt"
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"strings"
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"time"
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)
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// FormatDurationCoarse returns a pretty printed duration with coarse granularity.
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func FormatDurationCoarse(duration time.Duration) string {
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// Negative durations (e.g. future dates) should work too.
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if duration < 0 {
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duration *= -1
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}
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var result = func(text string, v int64) string {
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if v == 1 {
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text = strings.TrimSuffix(text, "s")
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}
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return fmt.Sprintf(text, v)
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}
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if duration.Seconds() < 60.0 {
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return result("%d seconds", int64(duration.Seconds()))
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}
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if duration.Minutes() < 60.0 {
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return result("%d minutes", int64(duration.Minutes()))
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}
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if duration.Hours() < 24.0 {
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return result("%d hours", int64(duration.Hours()))
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}
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days := int64(duration.Hours() / 24)
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if days < 30 {
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return result("%d days", days)
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}
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months := int64(days / 30)
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if months < 12 {
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return result("%d months", months)
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}
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years := int64(days / 365)
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return result("%d years", years)
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}
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