(function() {
  var date_re, numericKeys,
    __hasProp = {}.hasOwnProperty,
    __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };

  numericKeys = [1, 2, 3, 4, 5, 6, 7, 10, 11];

  date_re = /^(\d{4}|[+\-]\d{6})(?:-(\d{2})(?:-(\d{2}))?)?(?:T(\d{2}):(\d{2})(?::(\d{2})(?:\.(\d{3}))?)?(?:(Z)|([+\-])(\d{2})(?::(\d{2}))?)?)?$/;

  Batman.mixin(Batman.Encoders, {
    railsDate: {
      defaultTimezoneOffset: (new Date()).getTimezoneOffset(),
      encode: function(value) {
        return value;
      },
      decode: function(value) {
        var key, minutesOffset, obj, _i, _len;
        if (value != null) {
          if ((obj = date_re.exec(value))) {
            for (_i = 0, _len = numericKeys.length; _i < _len; _i++) {
              key = numericKeys[_i];
              obj[key] = +obj[key] || 0;
            }
            obj[2] = (+obj[2] || 1) - 1;
            obj[3] = +obj[3] || 1;
            if (obj[8] !== "Z" && obj[9] !== void 0) {
              minutesOffset = obj[10] * 60 + obj[11];
              if (obj[9] === "+") {
                minutesOffset = 0 - minutesOffset;
              }
            } else {
              minutesOffset = Batman.Encoders.railsDate.defaultTimezoneOffset;
            }
            return new Date(Date.UTC(obj[1], obj[2], obj[3], obj[4], obj[5] + minutesOffset, obj[6], obj[7]));
          } else {
            Batman.developer.warn("Unrecognized rails date " + value + "!");
            return Date.parse(value);
          }
        }
      }
    }
  });

  Batman.RailsStorage = (function(_super) {

    __extends(RailsStorage, _super);

    function RailsStorage() {
      return RailsStorage.__super__.constructor.apply(this, arguments);
    }

    RailsStorage.prototype.urlForRecord = function() {
      return this._addJsonExtension(RailsStorage.__super__.urlForRecord.apply(this, arguments));
    };

    RailsStorage.prototype.urlForCollection = function() {
      return this._addJsonExtension(RailsStorage.__super__.urlForCollection.apply(this, arguments));
    };

    RailsStorage.prototype._addJsonExtension = function(url) {
      if (url.indexOf('?') !== -1 || url.substr(-5, 5) === '.json') {
        return url;
      }
      return url + '.json';
    };

    RailsStorage.prototype._errorsFrom422Response = function(response) {
      return JSON.parse(response);
    };

    RailsStorage.prototype.after('update', 'create', function(env, next) {
      var error, errorsArray, key, record, response, validationError, validationErrors, _i, _len, _ref;
      record = env.subject;
      error = env.error, response = env.response;
      if (error) {
        if (((_ref = error.request) != null ? _ref.get('status') : void 0) === 422) {
          try {
            validationErrors = this._errorsFrom422Response(response);
          } catch (extractionError) {
            env.error = extractionError;
            return next();
          }
          for (key in validationErrors) {
            errorsArray = validationErrors[key];
            for (_i = 0, _len = errorsArray.length; _i < _len; _i++) {
              validationError = errorsArray[_i];
              record.get('errors').add(key, validationError);
            }
          }
          env.result = record;
          env.error = record.get('errors');
          return next();
        }
      }
      return next();
    });

    return RailsStorage;

  })(Batman.RestStorage);

}).call(this);