vudash-widget-ci/src/server/widget.js

A CI Widget for Vudash

'use strict'

const Joi = require('joi')
const Hoek = require('hoek')
const engineFactory = require('../engines/factory')
const validation = require('./validation')

class CiWidget {
  constructor (config, emitter) {
    const { error, value: options } = Joi.validate(config, validation)

    if (error) {
      throw new Error(`Could not load CI widget, ${error.message}`)
    }

    this.emitter = emitter
    this.config = Object.assign({ branch: 'master' }, options)

    const Provider = engineFactory.getEngine(this.config.provider)
    this.provider = new Provider(this.config)

    this.timer = setInterval(function () {
      this.run()
    }.bind(this), this.config.schedule)
    this.run()
  }

  run () {
    return this.provider
      .fetchBuildStatus()
      .then((status) => {
        const sound = Hoek.reach(this.config, `sounds.${status}`)
        if (sound && this.previousState !== status) {
          this.emitter.emit('plugin', 'audio:play', { data: sound })
        }

        this.previousState = status
        this.emitter.emit('update', { status })
      })
  }

  destroy () {
    clearInterval(this.timer)
  }
}

exports.register = function (options, emitter) {
  return new CiWidget(options, emitter)
}