/**
 * Created by Chantell.Nichols on 10/6/2015.
 */
define(['_', './util'], function (_, util) {
  var validateIntervalRange = function (interval, startRange, endRange) {
    if (!_.isNumber(interval)) {
      throw new TypeError('interval must be a number');
    }

    if (!util.inRange(interval, startRange, endRange)) {
      var message = [interval, 'must be within the range of', startRange, 'and', endRange].join();
      throw new RangeError(message);
    }

    return interval;
  };

  var validateServiceUrl = function (serviceUrl) {
    // TODO: put a valid regex here
    var urlRegex = /.*/;
    var isMatch = urlRegex.test(serviceUrl);
    if (!isMatch) {
      throw new TypeError('serviceUrl must be a valid url')
    }

    return serviceUrl;
  };

  var validateRange = function (ranges) {
    var result = {};
    _.forEach(ranges, function (obj) {
      var range = obj.range;
      if (util.inRange(range, 0, 1)) {
        result[range] = obj.color;
      } else {
        var message = [range, ' is not in range of 0 to 1'].join('');
        throw new RangeError(message)
      }

    });
    return result;
  };

  return {
    validateIntervalRange: validateIntervalRange,
    validateServiceUrl: validateServiceUrl,
    validateRange: validateRange
  };
});