git ssb

1
const nest = require('depnest')
2
const dataurl = require('dataurl-')
3
const hyperfile = require('hyperfile')
4
const hypercrop = require('hypercrop')
5
const hyperlightbox = require('hyperlightbox')
6
const Mutual = require('ssb-mutual')
7
8
const {
9
  h, Value, Dict: MutantObject, Struct,
10
  map, computed, when, dictToCollection
11
} = require('mutant')
12
const pull = require('pull-stream')
13
14
exports.gives = nest('about.html.edit')
15
16
exports.needs = nest({
17
  'about.obs': {
18
    name: 'first',
19
    imageUrl: 'first',
20
    description: 'first'
21
  },
22
  'about.obs.groupedValues': 'first',
23
  'blob.sync.url': 'first',
24
  'keys.sync.id': 'first',
25
  'message.html.confirm': 'first',
26
  'message.html.markdown': 'first',
27
  sbot: {
28
    'async.addBlob': 'first',
29
    'obs.connection': 'first',
30
    'pull.links': 'first'
31
  }
32
})
33
34
exports.create = function (api) {
35
  return nest({
36
    'about.html.edit': edit
37
  })
38
39
  // TODO refactor this to use obs better
40
  function edit (id) {
41
    // TODO - get this to wait till the connection is present !
42
    var mutual = Mutual.init(api.sbot.obs.connection())
43
44
    var avatar = Struct({
45
      current: api.about.obs.imageUrl(id),
46
      new: MutantObject()
47
    })
48
49
    const links = api.sbot.pull.links
50
51
    var name = Struct({
52
      current: api.about.obs.name(id),
53
      new: Value()
54
    })
55
56
    const images = computed(api.about.obs.groupedValues(id, 'image'), Object.keys)
57
58
    var namesRecord = MutantObject()
59
    // TODO constrain query to one name per peer?
60
    pull(
61
      links({dest: id, rel: 'about', values: true}),
62
      pull.map(e => e.value.content.name),
63
      pull.filter(Boolean),
64
      pull.drain(name => {
65
        var n = namesRecord.get(name) || 0
66
        namesRecord.put(name, n + 1)
67
      })
68
    )
69
    var names = dictToCollection(namesRecord)
70
71
    var lb = hyperlightbox()
72
73
    var isPossibleUpdate = computed([name.new, avatar.new], (name, avatar) => {
74
      return name || avatar.link
75
    })
76
77
    var avatarSrc = computed([avatar], avatar => {
78
      if (avatar.new.link) return api.blob.sync.url(avatar.new.link)
79
      return avatar.current
80
    })
81
82
    var displayedName = computed([name], name => {
83
      if (name.new) return name.new
84
      else return name.current
85
    })
86
87
88
    var balances_div = h('div.balances')
89
90
    mutual.getAccountBalances(id, (error, balances) => {
91
      if (balances == null) return ''
92
93
      var balance_els = [];
94
      Object.keys(balances).forEach(function(key) {
95
        balances_div.appendChild(
96
          h('div', `💰 ${balances[key]} ${key}`)
97
        )
98
      });
99
    })
100
101
    return h('AboutEditor', [
102
      h('section.lightbox', lb),
103
      h('section.avatar', [
104
        h('section', [
105
          h('img', { src: avatarSrc })
106
        ]),
107
        h('footer', displayedName)
108
      ]),
109
      h('section.description', computed(api.about.obs.description(id), (descr) => {
110
        if (descr == null) return '' // TODO: should be in patchcore, I think...
111
        return api.message.html.markdown(descr)
112
      })),
113
      h('section.credit', balances_div),
114
      h('section.aliases', [
115
        h('header', 'Aliases'),
116
        h('section.avatars', [
117
          h('header', 'Avatars'),
118
          map(images, image => h('img', {
119
            'src': api.blob.sync.url(image),
120
            'ev-click': () => avatar.new.set({ link: image })
121
          })),
122
          h('div.file-upload', [
123
            hyperfile.asDataURL(dataUrlCallback)
124
          ])
125
        ]),
126
        h('section.names', [
127
          h('header', 'Names'),
128
          h('section', [
129
            map(names, n => h('div', { 'ev-click': () => name.new.set(n.key()) }, [
130
              h('div.name', n.key),
131
              h('div.count', n.value)
132
            ])),
133
            h('input', {
134
              placeholder: ' + another name',
135
              'ev-keyup': e => name.new.set(e.target.value)
136
            })
137
          ])
138
        ]),
139
        when(isPossibleUpdate, h('section.action', [
140
          h('button.cancel', { 'ev-click': clearNewSelections }, 'cancel'),
141
          h('button.confirm', { 'ev-click': handleUpdateClick }, 'confirm changes')
142
        ]))
143
      ])
144
    ])
145
146
    function dataUrlCallback (data) {
147
      var el = crop(data, (err, data) => {
148
        if (err) throw err
149
150
        if (data) {
151
          var _data = dataurl.parse(data)
152
153
          api.sbot.async.addBlob(pull.once(_data.data), (err, hash) => {
154
            if (err) throw err // TODO check if this is safely caught by error catcher
155
156
            avatar.new.set({
157
              link: hash,
158
              size: _data.data.length,
159
              type: _data.mimetype,
160
              width: 512,
161
              height: 512
162
            })
163
          })
164
        }
165
        lb.close()
166
      })
167
      lb.show(el)
168
    }
169
170
    function clearNewSelections () {
171
      name.new.set(null)
172
      avatar.new.set({})
173
    }
174
175
    function handleUpdateClick () {
176
      const newName = name.new()
177
      const newAvatar = avatar.new()
178
179
      const msg = {
180
        type: 'about',
181
        about: id
182
      }
183
184
      if (newName) msg.name = newName
185
      if (newAvatar.link) msg.image = newAvatar
186
187
      api.message.html.confirm(msg, (err, data) => {
188
        if (err) return console.error(err)
189
190
        clearNewSelections()
191
192
        // TODO - update aliases displayed
193
      })
194
    }
195
  }
196
}
197
198
function crop (d, cb) {
199
  var canvas = hypercrop(h('img', {src: d}))
200
201
  return h('AboutImageEditor', [
202
    h('header', 'Click and drag to crop your avatar.'),
203
    canvas,
204
    // canvas.selection,
205
    h('section.actions', [
206
      h('button.cancel', { 'ev-click': () => cb(new Error('canceled')) }, 'cancel'),
207
      h('button.okay', { 'ev-click': () => cb(null, canvas.selection.toDataURL()) }, 'okay')
208
    ])
209
  ])
210
}
211