// joinPhrasalVerbNounPrepNouns.js

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

  var p = adventurejs.Parser.prototype;

  /**
   * <p>
   * Search input for verb phrases in the format of
   * "verb noun preposition noun".
   * We compare the input string against entries in
   * dictionary.verb_noun_prep_nouns,
   * which was populated by Verb definitions.
   * If we find a set of words that match an entry,
   * we save a record for use with future verb logic.
   * </p>
   * <p>
   * For example:<br>
   * <code class="property">"ask grocer about eggplant"</code>
   * is identified as
   * <code class="property">"ask_about grocer eggplant"</code>
   * </p>
   * @memberOf adventurejs.Parser
   * @method adventurejs.Parser#joinPhrasalVerbNounPrepNouns
   * @param {String} input Player input.
   * @returns {String}
   */
  p.joinPhrasalVerbNounPrepNouns = function Parser_joinPhrasalVerbNounPrepNouns(
    input
  ) {
    for (var i = 0; i < this.dictionary.verb_noun_prep_nouns.length; i++) {
      var verb_phrase = this.dictionary.verb_noun_prep_nouns[i][0];
      var verb_id = this.dictionary.verb_noun_prep_nouns[i][1];
      var verb = verb_phrase.split(" ")[0];
      var prep = verb_phrase.split(" ")[1];

      /**
       * Valid chars are alphanumeric, plus:
       * " " spaces, used as delimeters
       * "_" underscores, used to serialize compound names
       * "," commas, stripped from input but then used with multiple search results
       * "=" used with multiple search results
       * "&" used with multiple search results
       */
      var search = verb + " ([,_=&A-Za-z0-9]*) " + prep;

      var regex = new RegExp(search, "g");
      var replaced = input.replace(regex, verb_id + " $1");
      if (replaced !== input) {
        console.warn("input", input);
        console.warn("input", input);
        // save a record of the original input
        this.input_history[0].input_verb = verb_id;
        // console.warn(this.input_history[0].verified_sentence);
        this.input_history[0].verb_phrase = verb_phrase;
        this.input_history[0].verb_phrase_prepositions = `${prep}`;
        this.input_history[0].verb_phrasal_pattern = "verb_noun_prep_noun";
        console.warn("this.input_history[0]", this.input_history[0]);

        // this version replaces the verb with the verb phrase
        input = replaced;

        // this version replaces the verb with the verb id
        // if (verb !== verb_id) {
        //   input = input.replace(verb, verb_id);
        // }
        break;
      }
    }

    this.game.log(
      "L1245",
      "log",
      "high",
      "joinPhrasalVerbNounPrepNouns.js > return: " + input,
      "Parser"
    );
    return input;
  };
})();