// splitByPeriods.js

(function () {
  /*global adventurejs A*/

  var p = adventurejs.Parser.prototype;

  /**
   * Split distinct sentences by period.
   * @memberOf adventurejs.Parser
   * @method adventurejs.Parser#splitByPeriods
   * @param {String} input
   * @returns {Array}
   */
  p.splitByPeriods = function Parser_splitByPeriods(input) {
    var inputArray = input.split(".");
    for (var i = inputArray.length - 1; i > -1; i--) {
      inputArray[i] = inputArray[i].trim();
      if (" " === inputArray[i] || "" === inputArray[i]) {
        inputArray.splice(i, 1);
      }
    }
    inputArray.forEach(function (clause, index) {
      var thenArray = this.splitByThens(clause);
      if (thenArray.length > 1) {
        var arrayFront = inputArray.slice(0, index);
        var arrayBack = inputArray.slice(index + 1, inputArray.length + 1);
        inputArray = arrayFront.concat(thenArray.concat(arrayBack));
      }
    }, this);
    return inputArray;
  };
})();