git ssb

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var pull = require('pull-stream')
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var crypto = require('crypto')
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var Reconnect = require('pull-reconnect')
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function Hash (onHash) {
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  var hash = crypto.createHash('sha256')
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  return pull.through(function (data) {
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    hash.update(
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        'string' === typeof data
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      ? new Buffer(data, 'utf8')
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      : data
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    )
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  }, function (err) {
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    if(err && !onHash) throw err
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    onHash && onHash(err, '&'+hash.digest('base64')+'.sha256')
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  })
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}
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//uncomment this to use from browser...
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//also depends on having ssb-ws installed.
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//var createClient = require('ssb-lite')
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var createClient = require('ssb-client')
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var createConfig = require('ssb-config/inject')
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var createFeed   = require('ssb-feed')
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var keys = require('./keys')
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module.exports = function () {
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  var opts = createConfig()
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  var sbot = null
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  var rec = Reconnect(function (isConn) {
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    createClient(keys, opts, function (err, _sbot) {
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      if(err) {console.error(err.stack); isConn(err)}
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      sbot = _sbot
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      sbot.on('closed', function () {
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        sbot = null
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        isConn(new Error('closed'))
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      })
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      isConn()
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    })
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  })
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  var internal = {
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    getLatest: rec.async(function (id, cb) {
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      sbot.getLatest(id, cb)
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    }),
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    add: rec.async(function (msg, cb) {
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      sbot.add(msg, cb)
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    })
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  }
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  var feed = createFeed(internal, keys)
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  return {
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    sbot_blobs_add: rec.sink(function (cb) {
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      return pull(
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        Hash(cb),
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        sbot.blobs.add()
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      )
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    }),
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    sbot_links: rec.source(function (query) {
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      return sbot.links(query)
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    }),
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    sbot_links2: rec.source(function (query) {
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      return sbot.links2.read(query)
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    }),
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    sbot_query: rec.source(function (query) {
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      return sbot.query.read(query)
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    }),
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    sbot_log: rec.source(function (opts) {
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      return sbot.createLogStream(opts)
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    }),
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    sbot_user_feed: rec.source(function (opts) {
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      return sbot.createUserStream(opts)
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    }),
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    sbot_get: rec.async(function (key, cb) {
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      sbot.get(key, cb)
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    }),
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    sbot_publish: rec.async(function (msg, cb) {
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      feed.add(msg, function (err, msg) {
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        cb(err, msg)
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      })
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    }),
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    sbot_whoami: rec.async(function (cb) {
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      sbot.whoami(cb)
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    })
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  }
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}
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