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time: relative update (#14240)
This commit is contained in:
David 'Epper' Marshall
GitHub
parent
ec92d467d1
commit
91c1157810
@ -87,48 +87,53 @@ const tokens_4 = ['MMMM', 'DDDD', 'DDDo', 'dddd', 'YYYY']
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// custom_format returns a date with custom format
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//
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// | | Token | Output |
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// | :----------- | -------: | :--------- |
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// | Month | M | 1 2 ... 11 12 |
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// | ----------: | :------ | :--------- |
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// | **Month** | M | 1 2 ... 11 12 |
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// | | Mo | 1st 2nd ... 11th 12th |
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// | | MM | 01 02 ... 11 12 |
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// | | MMM | Jan Feb ... Nov Dec |
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// | | MMMM | January February ... November December |
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// | Quarter | Q | 1 2 3 4 |
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// | **Quarter** | Q | 1 2 3 4 |
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// | | QQ | 01 02 03 04 |
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// | | Qo | 1st 2nd 3rd 4th |
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// | Day of Month | D | 1 2 ... 30 31 |
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// | **Day of Month** | D | 1 2 ... 30 31 |
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// | | Do | 1st 2nd ... 30th 31st |
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// | | DD | 01 02 ... 30 31 |
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// | Day of Year | DDD | 1 2 ... 364 365 |
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// | **Day of Year** | DDD | 1 2 ... 364 365 |
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// | | DDDo | 1st 2nd ... 364th 365th |
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// | | DDDD | 001 002 ... 364 365 |
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// | Day of Week | d | 0 1 ... 5 6 (Sun-Sat) |
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// | **Day of Week** | d | 0 1 ... 5 6 (Sun-Sat) |
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// | | c | 1 2 ... 6 7 (Mon-Sun) |
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// | | dd | Su Mo ... Fr Sa |
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// | | ddd | Sun Mon ... Fri Sat |
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// | | dddd | Sunday Monday ... Friday Saturday |
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// | Week of Year | w | 1 2 ... 52 53 |
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// | **Week of Year** | w | 1 2 ... 52 53 |
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// | | wo | 1st 2nd ... 52nd 53rd |
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// | | ww | 01 02 ... 52 53 |
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// | Year | YY | 70 71 ... 29 30 |
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// | **Year** | YY | 70 71 ... 29 30 |
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// | | YYYY | 1970 1971 ... 2029 2030 |
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// | Era | N | BC AD |
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// | **Era** | N | BC AD |
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// | | NN | Before Christ, Anno Domini |
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// | AM/PM | A | AM PM |
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// | **AM/PM** | A | AM PM |
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// | | a | am pm |
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// | Hour | H | 0 1 ... 22 23 |
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// | **Hour** | H | 0 1 ... 22 23 |
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// | | HH | 00 01 ... 22 23 |
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// | | h | 1 2 ... 11 12 |
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// | | hh | 01 02 ... 11 12 |
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// | | k | 1 2 ... 23 24 |
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// | | kk | 01 02 ... 23 24 |
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// | Minute | m | 0 1 ... 58 59 |
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// | **Minute** | m | 0 1 ... 58 59 |
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// | | mm | 00 01 ... 58 59 |
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// | Second | s | 0 1 ... 58 59 |
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// | **Second** | s | 0 1 ... 58 59 |
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// | | ss | 00 01 ... 58 59 |
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// | Offset | Z | -7 -6 ... +5 +6 |
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// | **Offset** | Z | -7 -6 ... +5 +6 |
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// | | ZZ | -0700 -0600 ... +0500 +0600 |
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// | | ZZZ | -07:00 -06:00 ... +05:00 +06:00 |
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//
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// Usage:
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// ```v
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// println(time.now().custom_format('MMMM Mo YY N kk:mm:ss A')) // output like: January 1st 22 AD 13:45:33 PM
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// ```
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pub fn (t Time) custom_format(s string) string {
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mut tokens := []string{}
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for i := 0; i < s.len; {
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58
vlib/time/relative_test.v
Normal file
58
vlib/time/relative_test.v
Normal file
@ -0,0 +1,58 @@
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import time
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fn test_relative() {
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// past
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mut date := time.now()
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assert date.relative() == 'now'
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date = date.add_seconds(-61)
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assert date.relative() == '1 minute ago'
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assert date.relative_short() == '1m ago'
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date = date.add_seconds(-120)
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assert date.relative() == '3 minutes ago'
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assert date.relative_short() == '3m ago'
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date = date.add_seconds(-1 * time.seconds_per_hour)
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assert date.relative() == '1 hour ago'
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assert date.relative_short() == '1h ago'
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date = date.add_seconds(-5 * time.seconds_per_hour)
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assert date.relative() == '6 hours ago'
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assert date.relative_short() == '6h ago'
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date = date.add_seconds(-1 * time.seconds_per_day)
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assert date.relative() == '1 day ago'
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assert date.relative_short() == '1d ago'
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date = date.add_seconds(-4 * time.seconds_per_day)
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assert date.relative() == '5 days ago'
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assert date.relative_short() == '5d ago'
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date = time.now().add_seconds(-75 * time.seconds_per_day)
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assert date.relative() == 'last ${date.custom_format('MMM')} ${date.custom_format('D')}'
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assert date.relative_short() == '75d ago'
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date = time.now().add_seconds(-400 * time.seconds_per_day)
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assert date.relative() == '1 year ago'
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assert date.relative_short() == '1y ago'
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// future
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date = time.now()
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date = date.add_seconds(61)
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assert date.relative() == 'in 1 minute'
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assert date.relative_short() == 'in 1m'
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date = date.add_seconds(120)
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assert date.relative() == 'in 3 minutes'
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assert date.relative_short() == 'in 3m'
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date = date.add_seconds(1 * time.seconds_per_hour)
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assert date.relative() == 'in 1 hour'
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assert date.relative_short() == 'in 1h'
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date = date.add_seconds(5 * time.seconds_per_hour)
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assert date.relative() == 'in 6 hours'
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assert date.relative_short() == 'in 6h'
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date = date.add_seconds(time.seconds_per_day)
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assert date.relative() == 'in 1 day'
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assert date.relative_short() == 'in 1d'
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date = date.add_seconds(4 * time.seconds_per_day)
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assert date.relative() == 'in 5 days'
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assert date.relative_short() == 'in 5d'
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date = time.now().add_seconds(75 * time.seconds_per_day)
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assert date.relative() == 'on ${date.custom_format('MMM')} ${date.custom_format('D')}'
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assert date.relative_short() == 'in 75d'
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date = time.now().add_seconds(400 * time.seconds_per_day)
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assert date.relative() == 'in 1 year'
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assert date.relative_short() == 'in 1y'
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}
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118
vlib/time/time.v
118
vlib/time/time.v
@ -131,48 +131,70 @@ pub fn since(t Time) Duration {
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// relative returns a string representation of the difference between t
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// and the current time.
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//
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// Sample outputs:
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// ```
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// // future
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// now
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// in 5 minutes
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// in 1 day
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// on Feb 17
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// // past
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// 2 hours ago
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// last Jan 15
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// 5 years ago
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// ```
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pub fn (t Time) relative() string {
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znow := now()
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secs := znow.unix - t.unix
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if secs <= 30 {
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// right now or in the future
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// TODO handle time in the future
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mut secs := znow.unix - t.unix
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mut prefix := ''
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mut suffix := ''
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if secs < 0 {
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secs *= -1
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prefix = 'in '
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} else {
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suffix = ' ago'
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}
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if secs < time.seconds_per_minute / 2 {
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return 'now'
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}
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if secs < 60 {
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return '1m'
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}
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if secs < 3600 {
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m := secs / 60
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if secs < time.seconds_per_hour {
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m := secs / time.seconds_per_minute
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if m == 1 {
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return '1 minute ago'
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return '${prefix}1 minute$suffix'
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}
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return '$m minutes ago'
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return '$prefix$m minutes$suffix'
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}
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if secs < 3600 * 24 {
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h := secs / 3600
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if secs < time.seconds_per_hour * 24 {
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h := secs / time.seconds_per_hour
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if h == 1 {
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return '1 hour ago'
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return '${prefix}1 hour$suffix'
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}
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return '$h hours ago'
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return '$prefix$h hours$suffix'
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}
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if secs < 3600 * 24 * 5 {
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d := secs / 3600 / 24
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if secs < time.seconds_per_hour * 24 * 7 {
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d := secs / time.seconds_per_hour / 24
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if d == 1 {
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return '1 day ago'
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return '${prefix}1 day$suffix'
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}
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return '$d days ago'
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return '$prefix$d days$suffix'
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}
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if secs > 3600 * 24 * 10000 {
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return ''
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if secs < time.seconds_per_hour * 24 * 365 {
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if prefix == 'in ' {
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return 'on $t.md()'
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}
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return 'last $t.md()'
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}
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return t.md()
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y := secs / time.seconds_per_hour / 24 / 365
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if y == 1 {
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return '${prefix}1 year$suffix'
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}
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return '$prefix$y years$suffix'
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}
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// relative_short returns a string saying how long ago a time occured as follows:
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// 0-30 seconds: `"now"`; 30-60 seconds: `"1m"`; anything else is rounded to the
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// nearest minute, hour or day; anything higher than 10000 days (about 27 years)
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// years returns an empty string.
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// nearest minute, hour, day, or year
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// Some Examples:
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// `0s -> 'now'`;
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// `20s -> 'now'`;
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@ -184,28 +206,44 @@ pub fn (t Time) relative() string {
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// `15842354871s -> ''`
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pub fn (t Time) relative_short() string {
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znow := now()
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secs := znow.unix - t.unix
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if secs <= 30 {
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// right now or in the future
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// TODO handle time in the future
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mut secs := znow.unix - t.unix
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mut prefix := ''
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mut suffix := ''
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if secs < 0 {
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secs *= -1
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prefix = 'in '
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} else {
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suffix = ' ago'
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}
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if secs < time.seconds_per_minute / 2 {
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return 'now'
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}
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if secs < 60 {
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return '1m'
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if secs < time.seconds_per_hour {
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m := secs / time.seconds_per_minute
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if m == 1 {
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return '${prefix}1m$suffix'
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}
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return '$prefix${m}m$suffix'
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}
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if secs < 3600 {
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return '${secs / 60}m'
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if secs < time.seconds_per_hour * 24 {
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h := secs / time.seconds_per_hour
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if h == 1 {
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return '${prefix}1h$suffix'
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}
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return '$prefix${h}h$suffix'
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}
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if secs < 3600 * 24 {
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return '${secs / 3600}h'
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if secs < time.seconds_per_hour * 24 * 365 {
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d := secs / time.seconds_per_hour / 24
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if d == 1 {
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return '${prefix}1d$suffix'
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}
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return '$prefix${d}d$suffix'
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}
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if secs < 3600 * 24 * 5 {
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return '${secs / 3600 / 24}d'
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y := secs / time.seconds_per_hour / 24 / 365
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if y == 1 {
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return '${prefix}1y$suffix'
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}
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if secs > 3600 * 24 * 10000 {
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return ''
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}
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return t.md()
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return '$prefix${y}y$suffix'
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}
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// day_of_week returns the current day of a given year, month, and day,
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