masterblaster/lib/schedule.js

Scheduling and componsation system for biodome

var client = {}
  , time = require('./time-utils')
  , util = require('util')
  , AbstractDeviceEvent = require('./abstract-device-event');

function schedule(device, state) {
  var e = new RecurringDeviceEvent();
  e.opts.device = device;
  e.opts.scheduledState = state;
  return e;
}

function fromJSON(json) {
  var e = new RecurringDeviceEvent();
  e.opts = (typeof json === Object) ? json : JSON.parse(json);
  return e;
}

function RecurringDeviceEvent() {
  AbstractDeviceEvent.call(this);
}

util.inherits(RecurringDeviceEvent, AbstractDeviceEvent);

var def = RecurringDeviceEvent.prototype;

def.execute = function() {
  this.resolveOptions();

  var self = this;

  this.startTimer = time.repeatTimer(
    this.parsed.startSchedule,
    function() {
      client.setDeviceState(self.opts.device, self.opts.scheduledState);
    }
  );

  return this;
};

def.resolveOptions = function() {
  if (this.resolved) return;

  // prepare the things!
  this.parsed = {
    'startSchedule' : time.textToSchedule(this.opts.goTime)
  }
  this.resolved = true;
};

module.exports = schedule;
module.exports.fromJSON = fromJSON;
module.exports.RecurringDeviceEvent = RecurringDeviceEvent;