'use strict';

/*
 *+------------------------------------------------------------------------+
 *| Licensed Materials - Property of IBM
 *| IBM Cognos Products: Dashboard
 *| (C) Copyright IBM Corp. 2017, 2019
 *|
 *| US Government Users Restricted Rights - Use, duplication or disclosure
 *| restricted by GSA ADP Schedule Contract with IBM Corp.
 *+------------------------------------------------------------------------+
 */
define(['../lib/@waca/core-client/js/core-client/i18n/Formatter', '../widgets/livewidget/nls/StringResources'], function (Formatter, StringResources) {
	'use strict';

	var DashboardFormatter = function DashboardFormatter() {
		return {
			/**
    * Invert the given color by inverting the brightness of the color
    * @param value
    * @param format
    */
			format: function format(value, _format) {
				if (_format) {
					_format = _format.validFormatSpec || _format.formatSpec || _format;
				}
				if (value === undefined || value === null || value === '') {
					// If value is null or undefined or empty
					// and defaultValue is defined in spec,
					// return defaultValue
					if (_format && _format.defaultValue) {
						return _format.defaultValue;
					}
					return StringResources.get('nullValueContent');
				}
				if (value === 'ERROR') {
					return StringResources.get('value_is_not_available');
				}
				if (!_format || value === StringResources.get('value_is_not_available')) {
					return value;
				}
				return Formatter.format(value, _format);
			},

			/**
    * Format null value as '(null)'
    * @param value
    * @param format
    */
			formatNull: function formatNull(value, format) {
				if (format) {
					format = format.validFormatSpec || format.formatSpec || format;
				}
				// Per OM decision re: Story 280739, we'll start with option 1 '(null)' and add localization later if necessary.
				if (value === null) {
					// If value is null,
					// and defaultValue is defined in spec,
					// return defaultValue
					if (format && format.defaultValue) {
						return format.defaultValue;
					}
					return '(null)';
				} else {
					return this.format(value, format);
				}
			},

			/**
    * @description Returns a Number from a formatted string
    * @param {String} formattedValue - A number that was formatted by calling the format method
    * @returns {Number} - Returns a number or NaN
    */
			getNumberFromFormattedValue: function getNumberFromFormattedValue(formattedValue) {
				var groupingSeperator = Formatter.formatNumber(1000).substring(1, 2);
				var decimalSeperator = Formatter.formatNumber(0.1).substring(1, 2);

				var patternGrp = new RegExp('\\' + groupingSeperator, 'g');
				var patternDecimal = new RegExp('\\' + decimalSeperator, 'g');

				var valueString = formattedValue + '';
				return Number(valueString.replace(patternGrp, '').replace(patternDecimal, '.'));
			}
		};
	};

	return new DashboardFormatter();
});
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