git ssb

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var h = require('hyperscript')
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var u = require('../util')
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var pull = require('pull-stream')
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var Scroller = require('pull-scroll')
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var ref = require('ssb-ref')
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var plugs = require('../plugs')
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var message_render = plugs.first(exports.message_render = [])
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var message_compose = plugs.first(exports.message_compose = [])
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var message_unbox = plugs.first(exports.message_unbox = [])
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var sbot_log = plugs.first(exports.sbot_log = [])
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var sbot_whoami = plugs.first(exports.sbot_whoami = [])
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var avatar_image_link = plugs.first(exports.avatar_image_link = [])
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function unbox () {
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  return pull(
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    pull.filter(function (msg) {
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      return 'string' == typeof msg.value.content
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    }),
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    pull.map(function (msg) {
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      return message_unbox(msg)
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    }),
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    pull.filter(Boolean)
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  )
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}
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exports.builtin_tabs = function () {
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  return ['/private']
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}
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exports.screen_view = function (path) {
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  if(path !== '/private') return
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  var div = h('div.column.scroller',
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      {style: {'overflow':'auto'}})
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  // if local id is different from sbot id, sbot won't have indexes of
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  // private threads
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  var id = require('../keys').id
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  sbot_whoami(function (err, feed) {
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    if (err) return console.error(err)
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    if(id !== feed.id)
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      return div.appendChild(h('h4',
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        'Private messages are not supported in the lite client.'))
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    var compose = message_compose(
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      {type: 'post', recps: [], private: true},
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      {
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        prepublish: function (msg) {
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          msg.recps = [id].concat(msg.mentions).filter(function (e) {
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            return ref.isFeed('string' === typeof e ? e : e.link)
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          })
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          if(!msg.recps.length)
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            throw new Error('cannot make private message without recipients - just mention the user in an at reply in the message you send')
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          return msg
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        },
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        placeholder: 'Write a private message'
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      }
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      )
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    var content = h('div.column.scroller__content')
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    div.appendChild(h('div.scroller__wrapper', compose, content))
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    pull(
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      u.next(sbot_log, {old: false, limit: 100}),
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      unbox(),
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      Scroller(div, content, message_render, true, false)
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    )
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    pull(
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      u.next(sbot_log, {reverse: true, limit: 1000}),
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      unbox(),
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      Scroller(div, content, message_render, false, false, function (err) {
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        if(err) throw err
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      })
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    )
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  })
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  return div
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}
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function map(ary, iter) {
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  if(Array.isArray(ary)) return ary.map(iter)
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}
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exports.message_meta = function (msg) {
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  if(msg.value.content.recps || msg.value.private)
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    return h('span.row', 'PRIVATE', map(msg.value.content.recps, function (id) {
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      return avatar_image_link('string' == typeof id ? id : id.link, 'thumbnail')
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    }))
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}
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