git ssb

1
var h = require('hyperscript')
2
var pull = require('pull-stream')
3
var paramap = require('pull-paramap')
4
var human = require('human-time')
5
6
var plugs = require('../plugs')
7
var message_link = plugs.first(exports.message_link = [])
8
var sbot_links = plugs.first(exports.sbot_links = [])
9
var sbot_links2 = plugs.first(exports.sbot_links2 = [])
10
var sbot_get = plugs.first(exports.sbot_get = [])
11
var getAvatar = require('ssb-avatar')
12
var avatar_name = plugs.first(exports.avatar_name = [])
13
var markdown = plugs.first(exports.markdown = [])
14
15
var self_id = require('../keys').id
16
17
function shortRefName(ref) {
18
  return ref.replace(/^refs\/(heads|tags)\//, '')
19
}
20
21
function repoLink(id) {
22
  var el = h('a', {href: '#'+id}, id.substr(0, 10) + '…')
23
  getAvatar({links: sbot_links}, self_id, id, function (err, avatar) {
24
    if(err) return console.error(err)
25
    el.textContent = avatar.name
26
  })
27
  return el
28
}
29
30
function getIssueState(id, cb) {
31
  pull(
32
    sbot_links({dest: id, rel: 'issues', values: true}),
33
    pull.map(function (msg) {
34
      var issues = msg.value.content.issues
35
      if (!Array.isArray(issues)) return
36
      return issues.filter(function (issue) {
37
        return issue.link === id
38
      }).map(function (issue) {
39
        return {
40
          ts: msg.value.timestamp,
41
          open: issue.open,
42
          merged: issue.merged,
43
        }
44
      })
45
    }),
46
    pull.flatten(),
47
    pull.collect(function (err, updates) {
48
      if (err) return cb(err)
49
      var open = true, merged = false
50
      updates.sort(function (a, b) {
51
        return b.ts - a.ts
52
      }).forEach(function (update) {
53
        if (update.open != null)
54
          open = update.open
55
        if (update.merged != null)
56
          merged = update.merged
57
      })
58
      cb(null, open ? 'open' : merged ? 'merged' : 'closed')
59
    })
60
  )
61
}
62
63
//todo: 
64
function messageTimestampLink(msg) {
65
  return h('a.timestamp', {
66
    timestamp: msg.value.timestamp,
67
    title: new Date(msg.value.timestamp),
68
    href: '#'+msg.key
69
  }, human(msg.value.timestamp))
70
}
71
72
function tableRows(headerRow) {
73
  var thead = h('thead'), tbody = h('tbody')
74
  var first = true
75
  var t = [thead, tbody]
76
  t.append = function (row) {
77
    if (first) {
78
      first = false
79
      thead.appendChild(headerRow)
80
    }
81
    tbody.appendChild(row)
82
  }
83
  return t
84
}
85
86
function repoName(id, link) {
87
  var el = link
88
    ? h('a', {href: '#'+id}, id.substr(0, 8) + '…')
89
    : h('ins', id.substr(0, 8) + '…')
90
  getAvatar({links: sbot_links}, self_id, id, function (err, avatar) {
91
    if(err) return console.error(err)
92
    el.textContent = avatar.name
93
  })
94
  return el
95
}
96
97
exports.message_content = function (msg, sbot) {
98
  var c = msg.value.content
99
100
  if(c.type === 'git-repo') {
101
    var nameEl
102
    var branchesT, tagsT, openIssuesT, closedIssuesT, openPRsT, closedPRsT
103
    var div = h('div',
104
      h('p', 'git repo ', repoName(msg.key)),
105
      c.upstream ? h('p', 'fork of ', repoName(c.upstream, true)) : '',
106
      h('p', h('code', 'ssb://' + msg.key)),
107
      h('div.git-table-wrapper', {style: {'max-height': '12em'}},
108
        h('table',
109
          branchesT = tableRows(h('tr',
110
            h('th', 'branch'),
111
            h('th', 'commit'),
112
            h('th', 'last update'))),
113
          tagsT = tableRows(h('tr',
114
            h('th', 'tag'),
115
            h('th', 'commit'),
116
            h('th', 'last update'))))),
117
      h('div.git-table-wrapper', {style: {'max-height': '16em'}},
118
        h('table',
119
          openIssuesT = tableRows(h('tr',
120
            h('th', 'open issues'))),
121
          closedIssuesT = tableRows(h('tr',
122
            h('th', 'closed issues'))))),
123
      h('div.git-table-wrapper', {style: {'max-height': '16em'}},
124
        h('table',
125
          openPRsT = tableRows(h('tr',
126
            h('th', 'open pull requests'))),
127
          closedPRsT = tableRows(h('tr',
128
            h('th', 'closed pull requests'))))))
129
130
    // compute refs
131
    var refs = {}
132
    pull(
133
      sbot_links({
134
        reverse: true,
135
        source: msg.value.author,
136
        dest: msg.key,
137
        rel: 'repo',
138
        values: true
139
      }),
140
      pull.drain(function (link) {
141
        var refUpdates = link.value.content.refs
142
        for (var ref in refUpdates) {
143
          if (refs[ref]) continue
144
          refs[ref] = true
145
          var rev = refUpdates[ref]
146
          if (!rev) continue
147
          var parts = /^refs\/(heads|tags)\/(.*)$/.exec(ref) || []
148
          var t
149
          if (parts[1] === 'heads') t = branchesT
150
          else if (parts[1] === 'tags') t = tagsT
151
          if (t) t.append(h('tr',
152
            h('td', parts[2]),
153
            h('td', h('code', rev)),
154
            h('td', messageTimestampLink(link))))
155
        }
156
      }, function (err) {
157
        if (err) console.error(err)
158
      })
159
    )
160
161
    // list issues and pull requests
162
    pull(
163
      sbot_links({
164
        reverse: true,
165
        dest: msg.key,
166
        rel: 'project',
167
        values: true
168
      }),
169
      paramap(function (link, cb) {
170
        getIssueState(link.key, function (err, state) {
171
          if(err) return cb(err)
172
          link.state = state
173
          cb(null, link)
174
        })
175
      }),
176
      pull.drain(function (link) {
177
        var c = link.value.content
178
        var title = c.title || (c.text ? c.text.length > 70
179
          ? c.text.substr(0, 70) + '…'
180
          : c.text : link.key)
181
        var author = link.value.author
182
        var t = c.type === 'pull-request'
183
          ? link.state === 'open' ? openPRsT : closedPRsT
184
          : link.state === 'open' ? openIssuesT : closedIssuesT
185
        t.append(h('tr',
186
          h('td',
187
            h('a', {href: '#'+link.key}, title), h('br'),
188
            h('small',
189
              'opened ', messageTimestampLink(link),
190
              ' by ', h('a', {href: '#'+author}, avatar_name(author))))))
191
      }, function (err) {
192
        if (err) console.error(err)
193
      })
194
    )
195
196
    return div
197
  }
198
199
  if(c.type === 'git-update') {
200
    return h('p',
201
      'pushed to ',
202
      repoLink(c.repo),
203
      c.refs ? h('ul', Object.keys(c.refs).map(function (ref) {
204
        var rev = c.refs[ref]
205
        return h('li',
206
          shortRefName(ref) + ': ',
207
          rev ? h('code', rev) : h('em', 'deleted'))
208
      })) : null,
209
      Array.isArray(c.issues) ? c.issues.map(function (issue) {
210
        if (issue.merged === true)
211
          return ['Merged ', message_link(issue.link), ' in ',
212
            h('code', issue.object), ' ', h('q', issue.label)]
213
        if (issue.open === false)
214
          return ['Closed ', message_link(issue.link), ' in ',
215
            h('code', issue.object), ' ', h('q', issue.label)]
216
      }) : null
217
    )
218
  }
219
220
  if (c.type === 'issue') {
221
    return h('div',
222
      h('p', 'opened issue on ', repoLink(c.project)),
223
      c.title ? h('h4', c.title) : '',
224
      markdown(c)
225
    )
226
  }
227
228
  if (c.type === 'pull-request') {
229
    return h('div',
230
      h('p', 'opened pull-request ',
231
        'to ', repoLink(c.repo), ':', c.branch, ' ',
232
        'from ', repoLink(c.head_repo), ':', c.head_branch),
233
      c.title ? h('h4', c.title) : '',
234
      markdown(c)
235
    )
236
  }
237
}
238
239
exports.message_meta = function (msg, sbot) {
240
  var type = msg.value.content.type
241
  if (type == 'issue' || type == 'pull-request') {
242
    var el = h('em', '...')
243
    getIssueState(msg.key, function (err, state) {
244
      if (err) return console.error(err)
245
      el.textContent = state
246
    })
247
    return el
248
  }
249
}
250
251
252