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// Copyright 2022 Gitea. All rights reserved.
// SPDX-License-Identifier: MIT
package util
import (
"fmt"
"strings"
)
// SecToTime converts an amount of seconds to a human-readable string. E.g.
// 66s -> 1 minute 6 seconds
// 52410s -> 14 hours 33 minutes
// 563418 -> 6 days 12 hours
// 1563418 -> 2 weeks 4 days
// 3937125s -> 1 month 2 weeks
// 45677465s -> 1 year 6 months
func SecToTime(duration int64) string {
formattedTime := ""
// The following four variables are calculated by taking
// into account the previously calculated variables, this avoids
// pitfalls when using remainders. As that could lead to incorrect
// results when the calculated number equals the quotient number.
remainingDays := duration / (60 * 60 * 24)
years := remainingDays / 365
remainingDays -= years * 365
months := remainingDays * 12 / 365
remainingDays -= months * 365 / 12
weeks := remainingDays / 7
remainingDays -= weeks * 7
days := remainingDays
// The following three variables are calculated without depending
// on the previous calculated variables.
hours := (duration / 3600) % 24
minutes := (duration / 60) % 60
seconds := duration % 60
// Extract only the relevant information of the time
// If the time is greater than a year, it makes no sense to display seconds.
switch {
case years > 0:
formattedTime = formatTime(years, "year", formattedTime)
formattedTime = formatTime(months, "month", formattedTime)
case months > 0:
formattedTime = formatTime(months, "month", formattedTime)
formattedTime = formatTime(weeks, "week", formattedTime)
case weeks > 0:
formattedTime = formatTime(weeks, "week", formattedTime)
formattedTime = formatTime(days, "day", formattedTime)
case days > 0:
formattedTime = formatTime(days, "day", formattedTime)
formattedTime = formatTime(hours, "hour", formattedTime)
case hours > 0:
formattedTime = formatTime(hours, "hour", formattedTime)
formattedTime = formatTime(minutes, "minute", formattedTime)
default:
formattedTime = formatTime(minutes, "minute", formattedTime)
formattedTime = formatTime(seconds, "second", formattedTime)
}
// The formatTime() function always appends a space at the end. This will be trimmed
return strings.TrimRight(formattedTime, " ")
}
// formatTime appends the given value to the existing forammattedTime. E.g:
// formattedTime = "1 year"
// input: value = 3, name = "month"
// output will be "1 year 3 months "
func formatTime(value int64, name, formattedTime string) string {
if value == 1 {
formattedTime = fmt.Sprintf("%s1 %s ", formattedTime, name)
} else if value > 1 {
formattedTime = fmt.Sprintf("%s%d %ss ", formattedTime, value, name)
}
return formattedTime
}
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