git ssb

1
var {
2
  h,
3
  computed,
4
  when,
5
  map,
6
  send
7
} = require('mutant')
8
var nest = require('depnest')
9
var extend = require('xtend')
10
var moment = require('moment')
11
12
exports.needs = nest({
13
  'message.html.markdown': 'first',
14
  'message.html.layout': 'first',
15
  'message.html.decorate': 'reduce',
16
  'message.async.publish': 'first',
17
  'keys.sync.id': 'first',
18
  'about.html.image': 'first',
19
  'about.obs.latestValue': 'first',
20
  'about.obs.groupedValues': 'first',
21
  'about.obs.valueFrom': 'first',
22
  'about.obs.name': 'first',
23
  'contact.obs.following': 'first',
24
  'blob.sync.url': 'first',
25
  'gathering.sheet.edit': 'first'
26
})
27
28
exports.gives = nest('message.html', {
29
  canRender: true,
30
  render: true
31
})
32
33
exports.create = function(api) {
34
  var following = null
35
36
  return nest('message.html', {
37
    canRender: isRenderable,
38
    render: function (msg, opts) {
39
      if (!isRenderable(msg)) return
40
41
      var yourId = api.keys.sync.id()
42
      var hidden = api.about.obs.valueFrom(msg.key, 'hidden', yourId)
43
      var image = api.about.obs.latestValue(msg.key, 'image')
44
      var title = api.about.obs.latestValue(msg.key, 'title')
45
      var description = api.about.obs.latestValue(msg.key, 'description')
46
      var location = api.about.obs.latestValue(msg.key, 'location')
47
      var startDateTime = api.about.obs.latestValue(msg.key, 'startDateTime')
48
      var endDateTime = api.about.obs.latestValue(msg.key, 'endDateTime')
49
      var attendees = computed([api.about.obs.groupedValues(msg.key, 'attendee')], getAttendees)
50
      if (!following) {
51
        following = api.contact.obs.following(yourId)
52
      }
53
54
      var imageUrl = computed(image, (id) => api.blob.sync.url(id))
55
      var content = h('GatheringCard', [
56
        h('div.title', [
57
          h('a', {
58
            href: msg.key
59
          }, title),
60
          h('button', {
61
            'ev-click': send(api.gathering.sheet.edit, msg.key)
62
          }, 'Edit Details')
63
        ]),
64
        h('div.time', computed(startDateTime, formatTime)),
65
        when(image, h('a.image', {
66
          href: imageUrl,
67
          style: {
68
            'background-image': computed(imageUrl, (url) => `url(${url})`)
69
          }
70
        })),
71
        h('div.attending', [
72
          h('div.title', ['Attendees', ' (', computed(attendees, (x) => x.length), ')']),
73
          h('div.attendees', [
74
            map(attendees, (attendee) => {
75
              return h('a.attendee', {
76
                href: attendee,
77
                title: nameAndFollowWarning(attendee)
78
              }, api.about.html.image(attendee))
79
            })
80
          ]),
81
          h('div.actions', [
82
            h('button -attend', {
83
              'ev-click': send(publishAttending, msg.key)
84
            }, `Attending`),
85
            h('button -attend', {
86
              'ev-click': send(publishNotAttending, msg.key)
87
            }, `Can't Attend`)
88
          ])
89
        ]),
90
        h('div.location', markdown(location)),
91
        when(description, h('div.description', markdown(description)))
92
      ])
93
94
      var element = api.message.html.layout(msg, extend({
95
        content,
96
        miniContent: 'Added a gathering',
97
        layout: 'mini'
98
      }, opts))
99
100
      // hide if no title set or hidden
101
      var visible = computed([title, hidden], (title, hidden) => {
102
        return title && !hidden
103
      })
104
105
      return when(visible, api.message.html.decorate(element, {
106
        msg
107
      }))
108
    }
109
  })
110
111
  function publishAttending(id) {
112
    var yourId = api.keys.sync.id()
113
114
    // publish with confirm
115
    api.message.async.publish({
116
      type: 'about',
117
      about: id,
118
      attendee: {
119
        link: yourId
120
      }
121
    })
122
  }
123
124
  function publishNotAttending(id) {
125
    var yourId = api.keys.sync.id()
126
127
    // publish with confirm
128
    api.message.async.publish({
129
      type: 'about',
130
      about: id,
131
      attendee: {
132
        link: yourId,
133
        remove: true
134
      }
135
    })
136
  }
137
138
  function nameAndFollowWarning(id) {
139
    var yourId = api.keys.sync.id()
140
    return computed([api.about.obs.name(id), id, following], function nameAndFollowWarning(name, id, following) {
141
      if (id === yourId) {
142
        return `${name} (you)`
143
      } else if (following.includes(id)) {
144
        return `${name}`
145
      } else {
146
        return `${name} (not following)`
147
      }
148
    })
149
  }
150
151
  function markdown(obs) {
152
    return computed(obs, (text) => {
153
      if (typeof text === 'string') return api.message.html.markdown(text)
154
    })
155
  }
156
}
157
158
function isRenderable(msg) {
159
  return (msg.value.content.type === 'gathering') ? true : undefined
160
}
161
162
function formatTime(time) {
163
  if (time && time.epoch) {
164
    return moment(time.epoch).format('LLLL')
165
  }
166
}
167
168
function getAttendees(lookup) {
169
  return Object.keys(lookup)
170
}
171