1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
/*
This file is part of GNU Taler
(C) 2022 Taler Systems S.A.
GNU Taler is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
import { AbsoluteTime, Duration } from "@gnu-taler/taler-util";
import { useTranslationContext } from "@gnu-taler/web-util/browser";
import { formatISO, format, formatDuration, intervalToDuration } from "date-fns";
import { Fragment, h, VNode } from "preact";
/**
*
* @param timestamp time to be formatted
* @param relative duration threshold, if the difference is lower
* the timestamp will be formatted as relative time from "now"
*
* @returns
*/
export function Time({
timestamp,
relative,
format: formatString,
}: {
timestamp: AbsoluteTime | undefined;
relative?: Duration,
format: string;
}): VNode {
const { i18n, dateLocale } = useTranslationContext()
if (!timestamp) return <Fragment />
if (timestamp.t_ms === "never") {
return <time >{i18n.str`never`}</time>
}
const now = AbsoluteTime.now();
const diff = AbsoluteTime.difference(now, timestamp)
if (relative && now.t_ms !== "never" && Duration.cmp(diff, relative) === -1) {
const d = intervalToDuration({
start: now.t_ms,
end: timestamp.t_ms
})
d.seconds = 0
const duration = formatDuration(d, { locale: dateLocale })
const isFuture = AbsoluteTime.cmp(now, timestamp) < 0
if (isFuture) {
return <time dateTime={formatISO(timestamp.t_ms)}>
<i18n.Translate>in {duration}</i18n.Translate>
</time>
} else {
return <time dateTime={formatISO(timestamp.t_ms)}>
<i18n.Translate>{duration} ago</i18n.Translate>
</time>
}
}
return (
<time dateTime={formatISO(timestamp.t_ms)}>
{format(timestamp.t_ms, formatString, { locale: dateLocale })}
</time>
);
}
|