v/vlib/time/format.v

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// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by an MIT license
// that can be found in the LICENSE file.
module time
// format returns a date string in "YYYY-MM-DD HH:MM" format (24h).
pub fn (t Time) format() string {
return t.get_fmt_str(.hyphen, .hhmm24, .yyyymmdd)
}
// format_ss returns a date string in "YYYY-MM-DD HH:MM:SS" format (24h).
pub fn (t Time) format_ss() string {
return t.get_fmt_str(.hyphen, .hhmmss24, .yyyymmdd)
}
// format_ss_milli returns a date string in "YYYY-MM-DD HH:MM:SS.123" format (24h).
pub fn (t Time) format_ss_milli() string {
return t.get_fmt_str(.hyphen, .hhmmss24_milli, .yyyymmdd)
}
// format_ss_micro returns a date string in "YYYY-MM-DD HH:MM:SS.123456" format (24h).
pub fn (t Time) format_ss_micro() string {
return t.get_fmt_str(.hyphen, .hhmmss24_micro, .yyyymmdd)
}
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// hhmm returns a date string in "HH:MM" format (24h).
pub fn (t Time) hhmm() string {
return t.get_fmt_time_str(.hhmm24)
}
// hhmmss returns a date string in "HH:MM:SS" format (24h).
pub fn (t Time) hhmmss() string {
return t.get_fmt_time_str(.hhmmss24)
}
// hhmm12 returns a date string in "HH:MM" format (12h).
pub fn (t Time) hhmm12() string {
return t.get_fmt_time_str(.hhmm12)
}
// ymmdd returns a date string in "YYYY-MM-DD" format.
pub fn (t Time) ymmdd() string {
return t.get_fmt_date_str(.hyphen, .yyyymmdd)
}
// ddmmy returns a date string in "DD.MM.YYYY" format.
pub fn (t Time) ddmmy() string {
return t.get_fmt_date_str(.dot, .ddmmyyyy)
}
// md returns a date string in "MMM D" format.
pub fn (t Time) md() string {
return t.get_fmt_date_str(.space, .mmmd)
}
// clean returns a date string in a following format:
// - a date string in "HH:MM" format (24h) for current day
// - a date string in "MMM D HH:MM" format (24h) for date of current year
// - a date string formatted with format function for other dates
pub fn (t Time) clean() string {
znow := time.now()
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// Today
if t.month == znow.month && t.year == znow.year && t.day == znow.day {
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return t.get_fmt_time_str(.hhmm24)
}
// This year
if t.year == znow.year {
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return t.get_fmt_str(.space, .hhmm24, .mmmd)
}
return t.format()
}
// clean12 returns a date string in a following format:
// - a date string in "HH:MM" format (12h) for current day
// - a date string in "MMM D HH:MM" format (12h) for date of current year
// - a date string formatted with format function for other dates
pub fn (t Time) clean12() string {
znow := time.now()
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// Today
if t.month == znow.month && t.year == znow.year && t.day == znow.day {
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return t.get_fmt_time_str(.hhmm12)
}
// This year
if t.year == znow.year {
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return t.get_fmt_str(.space, .hhmm12, .mmmd)
}
return t.format()
}
// get_fmt_time_str returns a date string with specified FormatTime type.
pub fn (t Time) get_fmt_time_str(fmt_time FormatTime) string {
if fmt_time == .no_time {
return ''
}
tp := if t.hour > 11 { 'p.m.' } else { 'a.m.' }
hour := if t.hour > 12 { t.hour - 12 } else if t.hour == 0 { 12 } else { t.hour }
return match fmt_time {
.hhmm12{
'$hour:${t.minute:02d} $tp'
}
.hhmm24{
'${t.hour:02d}:${t.minute:02d}'
}
.hhmmss12{
'$hour:${t.minute:02d}:${t.second:02d} $tp'
}
.hhmmss24{
'${t.hour:02d}:${t.minute:02d}:${t.second:02d}'
}
.hhmmss24_milli{
'${t.hour:02d}:${t.minute:02d}:${t.second:02d}.${(t.microsecond/1000):03d}'
}
.hhmmss24_micro{
'${t.hour:02d}:${t.minute:02d}:${t.second:02d}.${t.microsecond:06d}'
}
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else {
'unknown enumeration $fmt_time'}
}
}
// get_fmt_time_str returns a date string with specified
// FormatDelimiter and FormatDate type.
pub fn (t Time) get_fmt_date_str(fmt_dlmtr FormatDelimiter, fmt_date FormatDate) string {
if fmt_date == .no_date {
return ''
}
month := '${t.smonth()}'
year := t.year.str()[2..]
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mut res := match fmt_date {
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.ddmmyy{
'${t.day:02d}|${t.month:02d}|$year'
}
.ddmmyyyy{
'${t.day:02d}|${t.month:02d}|${t.year}'
}
.mmddyy{
'${t.month:02d}|${t.day:02d}|$year'
}
.mmddyyyy{
'${t.month:02d}|${t.day:02d}|${t.year}'
}
.mmmd{
'$month|${t.day}'
}
.mmmdd{
'$month|${t.day:02d}'
}
.mmmddyyyy{
'$month|${t.day:02d}|${t.year}'
}
.yyyymmdd{
'${t.year}|${t.month:02d}|${t.day:02d}'
}
else {
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'unknown enumeration $fmt_date'}}
res = res.replace('|', match fmt_dlmtr {
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.dot{
'.'
}
.hyphen{
'-'
}
.slash{
'/'
}
.space{
' '
}
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.no_delimiter{
''
}
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})
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return res
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}
// get_fmt_str returns a date string with specified FormatDelimiter,
// FormatTime type, and FormatDate type.
pub fn (t Time) get_fmt_str(fmt_dlmtr FormatDelimiter, fmt_time FormatTime, fmt_date FormatDate) string {
if fmt_date == .no_date {
if fmt_time == .no_time {
// saving one function call although it's checked in
// t.get_fmt_time_str(fmt_time) in the beginning
return ''
}
else {
return t.get_fmt_time_str(fmt_time)
}
}
else {
if fmt_time != .no_time {
return t.get_fmt_date_str(fmt_dlmtr, fmt_date) + ' ' + t.get_fmt_time_str(fmt_time)
}
else {
return t.get_fmt_date_str(fmt_dlmtr, fmt_date)
}
}
}
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// This is just a TEMPORARY function for cookies and their expire dates
pub fn (time Time) utc_string() string {
day_str := time.weekday_str()
month_str := time.smonth()
utc_string := '$day_str, $time.day $month_str $time.year ${time.hour:02d}:${time.minute:02d}:${time.second:02d} UTC'
return utc_string
}