git ssb

1
const Value = require('mutant/value')
2
const computed = require('mutant/computed')
3
const nest = require('depnest')
4
const human = require('human-time')
5
6
exports.gives = nest('lib.obs.timeAgo')
7
8
exports.needs = nest({
9
  'intl.sync.time': 'first'
10
})
11
12
exports.create = function (api) {
13
  return nest('lib.obs.timeAgo', timeAgo)
14
15
  function timeAgo (timestamp) {
16
    var timer
17
    var value = Value(TimeIntl(timestamp))
18
    return computed([value], (a) => a, {
19
      onListen: () => {
20
        timer = setInterval(refresh, 30e3)
21
        refresh()
22
      },
23
      onUnlisten: () => {
24
        clearInterval(timer)
25
      }
26
    }, {
27
      idle: true
28
    })
29
30
    function refresh () {
31
      value.set(TimeIntl(timestamp))
32
    }
33
34
    function TimeIntl (timestamp) {
35
      return api.intl.sync.time(Time(timestamp))
36
    }
37
  }
38
}
39
40
function Time (timestamp) {
41
  return human(new Date(timestamp))
42
}
43