refraction-player/lib/index.js

Event player for Refraction

"use strict";

exports.__esModule = true;

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

var timeoutIterate = function timeoutIterate(i, conditionFn, consumerFn, timeoutFn) {
  if (conditionFn(i)) {
    setTimeout(function () {
      consumerFn(i);
      timeoutIterate(i + 1, conditionFn, consumerFn, timeoutFn);
    }, timeoutFn(i));
  }
};

exports["default"] = function (_ref) {
  var refraction = _ref.refraction;
  var _ref$track = _ref.track;
  var track = _ref$track === undefined ? [] : _ref$track;
  var _ref$exclude = _ref.exclude;
  var exclude = _ref$exclude === undefined ? [] : _ref$exclude;
  var _ref$delay = _ref.delay;
  var delay = _ref$delay === undefined ? 200 : _ref$delay;
  var _ref$ignoreTime = _ref.ignoreTime;
  var ignoreTime = _ref$ignoreTime === undefined ? false : _ref$ignoreTime;

  var previousTime = -1;
  var events = [].concat(_toConsumableArray(track));

  var timeout = function timeout(i) {
    var result = delay;
    var time = events[i].time;

    if (time && !ignoreTime) {
      if (previousTime === -1) {
        previousTime = time;
      }
      result = time - previousTime;
      previousTime = time;
    }
    return result;
  };

  var exists = function exists(i) {
    return i < events.length;
  };

  var consume = function consume(i) {
    var _events$i = events[i];
    var channel = _events$i.channel;
    var param = _events$i.param;

    if (exclude.indexOf(channel) === -1) {
      refraction.publish(channel, param);
    }
  };

  timeoutIterate(0, exists, consume, timeout);
};