// verifySentenceStructure.js

(function () {
  /*global adventurejs A*/
  "use strict";

  var p = adventurejs.Parser.prototype;

  /**
   * Verify that the active verb accepts the sentence structure.
   * @memberOf adventurejs.Parser
   * @method adventurejs.Parser#verifySentenceStructure
   * @param {Object} input A reference to the current turn's input object.
   * @param {Object} this_turn A reference to the current turn's input object.
   */
  p.verifySentenceStructure = function Parser_verifySentenceStructure() {
    var this_turn = this.input_history[0];
    this.game.log(
      "log",
      "high",
      "verifySentenceStructure.js > " + this_turn.verified_sentence_structure,
      "Parser"
    );

    let verb_name = this_turn.getVerb(1);
    if (
      verb_name &&
      this.game.dictionary.verbs[verb_name] &&
      this.game.dictionary.verbs[verb_name].accepts_structures.length
    ) {
      var verb = this.game.dictionary.verbs[verb_name];
      var valid = verb.accepts_structures;
      var structure = this_turn.verified_sentence_structure;
      var found = false;
      for (var j = 0; j < valid.length; j++) {
        if (valid[j] === structure) {
          found = true;
          break;
        }
      }

      if (!found) {
        let msg = "";
        msg += this.getUnparsedMessage(this_turn.input);
        this.game.debug(
          `F1199 | verifySentenceStructure.js | ${verb_name} doesn't accept structure > ${this_turn.verified_sentence_structure} `
        );
        this.game.print(msg);
        return false;
      }
    }

    return true;
  }; // verifySentenceStructure
})();