git ssb

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'use strict'
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var ref = require('ssb-ref')
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var ssbClient = require('ssb-client')
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var id = require('../keys').id
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var h = require('hyperscript')
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var Progress = require('hyperprogress')
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exports.needs = {
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  sbot_publish: 'first',
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  sbot_gossip_connect: 'first',
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  follower_of: 'first',
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  invite_parse: 'first',
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}
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exports.gives = {
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  invite_parse: true,
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  invite_accept: true,
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  screen_view: true
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}
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exports.create = function (api) {
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  var self
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  return self = {
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    invite_parse: function (invite) {
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      return ref.parseInvite(invite)
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    },
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    invite_accept: function (invite, onProgress, cb) {
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      var data = self.invite_parse(invite)
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      if(!data) return cb(new Error('not a valid invite code:' + invite))
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      onProgress('Connecting...')
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      api.sbot_gossip_connect(data.remote, function (err) {
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        if(err) console.log(err)
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      })
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      ssbClient(null, {
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        remote: data.invite,
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        manifest: { invite: {use: 'async'}, getAddress: 'async' }
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      }, function (err, sbot) {
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        if(err) return cb(err)
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        onProgress('Requesting follow...')
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        console.log(sbot)
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        sbot.invite.use({feed: id}, function (err, msg) {
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          //if they already follow us, just check we actually follow them.
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          if(err) api.follower_of(id, data.key, function (_err, follows) {
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              if(follows) { location.hash = '' }
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              else next()
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            })
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          else next()
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          function next () {
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            onProgress('Following...')
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            //remove the seed from the shs address.
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            //then it's correct address.
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            //this should make the browser connect to this as remote.
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            //we don't want to do this if when using this locally, though.
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            if(process.title === 'browser')
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              localStorage.remote = data.remote
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            api.sbot_publish({
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              type: 'contact',
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              contact: data.key,
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              following: true,
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            }, cb)
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          }
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        })
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      })
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    },
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    screen_view: function (invite) {
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      var data = ref.parseInvite(invite)
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      if(!data) return
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      var progress = Progress(4)
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      //connect to server
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      //request follow
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      //post pub announce
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      //post follow pub
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      var div = h('div.column.scroller__wrapper',
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        h('div.column.scroller__content', {style: 'margin-top: 25%;'},
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          h('h1', {innerHTML: 'The <a href="https://scuttlebot.io">Secure Scuttlebutt</a> Lite Client'}),
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          h('p', "You've been invited to join:"),
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          h('p', h('code', data.invite))
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        ),
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        h('p', h('button', 'Accept', {onclick: attempt})),
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        progress,
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        h('p', "Once you're in, give yourself a name and photo. And don't forget to say 'Hello!'")
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      )
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      function attempt () {
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        self.invite_accept(invite, function (message) {
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          progress.next(message)
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        }, function (err) {
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          if(err) return progress.fail(err)
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          progress.complete()
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          //check for redirect
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          var parts = location.hash.substring(1).split('#')
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          //TODO: handle in a consistent way with either hashrouting
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          //or with tabs...
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          if(parts[0] === data.invite)
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            location.hash = ''
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          else
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            console.log("NO REDIRECT")
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        })
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      }
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      // If we are in the browser,
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      // and do not already have a remote set, automatically trigger the invite.
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      if(process.title == 'browser' && !localStorage.remote) attempt()
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      return div
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    }
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  }
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}
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