meshblu-google-vision/connector.coffee

[](https://travis-ci.org/octoblu/meshblu-google-vision) [](https://codeclimat

_              = require 'lodash'
meshblu        = require 'meshblu'
MeshbluConfig = require('meshblu-config');

packageJSON    = require './package.json'
{EventEmitter} = require 'events'
{Plugin}       = require './index.coffee'

class Connector extends EventEmitter
  constructor: (@config={}) ->
    @meshbluConfig = new MeshbluConfig({filename: 'meshblu.json'})
    process?.on 'uncaughtException', (error) =>
      @emitError error
      process?.exit 1

  createConnection: =>
    @conx = meshblu.createConnection(@meshbluConfig.toJSON())

    @conx.on 'notReady', @emitError
    @conx.on 'error', @emitError

    @conx.on 'ready', @onReady
    @conx.on 'message', @onMessage
    @conx.on 'config', @onConfig

  onConfig: (device) =>
    @emit 'config', device
    try
      @plugin.onConfig arguments...
    catch error
      @emitError error

  onMessage: (message) =>
    @emit 'message.recieve', message
    try
      @plugin.onMessage arguments...
    catch error
      @emitError error

  onReady: =>
    @conx.whoami uuid: @config.uuid, (device) =>
      @plugin.setOptions device.options
      oldRecentVersions = device.recentVersions || [];
      recentVersions = _.union oldRecentVersions, [packageJSON.version]
      @conx.update
        uuid:          @config.uuid
        token:         @config.token
        messageSchema: @plugin.messageSchema
        messageFormSchema: @plugin.messageFormSchema
        optionsSchema: @plugin.optionsSchema
        options:       @plugin.options
        initializing:  false
        currentVersion: packageJSON.version
        recentVersions: recentVersions

  run: =>
    @plugin = new Plugin();
    @createConnection()
    @plugin.on 'data', (data) =>
      @emit 'data.send', data
      @conx.data data

    @plugin.on 'error', @emitError

    @plugin.on 'update', (properties) =>
      @emit 'update', properties
      @conx.update properties

    @plugin.on 'message', (message) =>
      @emit 'message.send', message
      @conx.message message

  emitError: (error) =>
    @emit 'error', error

module.exports = Connector;