git ssb

1
const nest = require('depnest')
2
const { h, Value, computed, map, when, resolve } = require('mutant')
3
const pull = require('pull-stream')
4
5
exports.gives = nest('app.page.channelShow')
6
7
exports.needs = nest({
8
  'app.html.sideNav': 'first',
9
  'app.html.topNav': 'first',
10
  'app.html.scroller': 'first',
11
  'app.html.blogCard': 'first',
12
  'channel.obs.recent': 'first',
13
  'feed.pull.channel': 'first',
14
  'history.sync.push': 'first',
15
  'keys.sync.id': 'first',
16
  'translations.sync.strings': 'first',
17
  'channel.obs.subscribed': 'first',
18
  'channel.async.subscribe': 'first',
19
  'channel.async.unsubscribe': 'first',
20
  'channel.obs.isSubscribedTo': 'first'
21
})
22
23
exports.create = (api) => {
24
  return nest('app.page.channelShow', channelShow)
25
26
  function channelShow(location) {
27
    
28
    var strings = api.translations.sync.strings()
29
    const myId = api.keys.sync.id()
30
    const { subscribed } = api.channel.obs
31
    const { subscribe, unsubscribe } = api.channel.async
32
    const { isSubscribedTo } = api.channel.obs
33
    const youSubscribe = isSubscribedTo(location.channel, myId)
34
35
    var searchVal = resolve(location.channel)
36
  
37
38
    
39
    createStream = api.feed.pull.channel(location.channel)
40
    
41
42
    const prepend = [
43
      api.app.html.topNav(location),
44
      h('section.about', [
45
        h('h1', location.channel),
46
        h('div.actions', [
47
          when(youSubscribe,
48
            h('Button', { 'ev-click': () => subscribe(location.channel) }, strings.channelShow.action.unsubscribe),
49
            h('Button', { 'ev-click': () => unsubscribe(location.channel) }, strings.channelShow.action.subscribe)
50
          )
51
        ])
52
      ]),
53
    ]
54
55
    var channelPosts = api.app.html.scroller({
56
      classList: ['content'],
57
      prepend,
58
      stream: createStream,
59
      filter: () => pull(
60
        pull.filter(msg => {
61
          const type = msg.value.content.type
62
          return type === 'post' || type === 'blog'
63
        }),
64
        pull.filter(msg => !msg.value.content.root) // show only root messages
65
      ),
66
      // FUTURE : if we need better perf, we can add a persistent cache. At the moment this page is fast enough though.
67
      // See implementation of app.html.sideNav for example
68
      // store: recentMsgCache,
69
      // updateTop: updateRecentMsgCache,
70
      // updateBottom: updateRecentMsgCache,
71
      render
72
    })
73
74
    return h('Page -channelShow', { title: strings.home }, [
75
      api.app.html.sideNav(location),
76
      channelPosts
77
    ])
78
  }
79
80
81
  function render(blog) {
82
    const { recps, channel } = blog.value.content
83
    var onClick
84
    if (channel && !recps)
85
      onClick = (ev) => api.history.sync.push(Object.assign({}, blog, { page: 'blogShow' }))
86
87
    return api.app.html.blogCard(blog, { onClick })
88
  }
89
}
90
91
92