eternity1984/node-red-contrib-friendly-id

/**
 *
 * @param {*} node
 * @param {Object} config
 * @returns {NodeStatus}
 */
module.exports = function (node, config) {
  return new NodeStatus((config.tostatus) ? new ActiveReporter(node) : new Reporter())
}

class NodeStatus {
  constructor (reporter) {
    this.reporter = reporter
  }

  init () {
    this.reporter.init()
  }

  close () {
    this.reporter.close()
  }

  show (data, err) {
    this.reporter.show(data, err)
  }
}

class Reporter {
  init () {}

  close () {}

  show (data, err) {}
}

class ActiveReporter extends Reporter {
  constructor (node) {
    super()
    this.node = node
  }

  init () {
    this.node.status({ fill: 'grey', shape: 'ring' })
  }

  close () {
    this.node.status({})
  }

  /**
     *
     * @param {String} text
     * @param {Int} exceedsIf
     * @returns {String}
     */
  withMaxLength (text, exceedsIf = 64) {
    if (text.length > exceedsIf) {
      text = text.substr(0, exceedsIf) + '...'
    }
    return text
  }

  show (data, err) {
    let fill = 'grey'
    if (err) {
      fill = 'red'
      data = err.toString()
    }
    data = this.withMaxLength(data)
    this.node.status({ fill: fill, shape: 'dot', text: data })
  }
}