/*global Y */
/**
* <p>Provides Y.QueryString.stringify method for converting objects to Query Strings.
* This is a subset implementation of the full querystring-stringify.</p>
* <p>This module provides the bare minimum functionality (encoding a hash of simple values),
* without the additional support for nested data structures. Every key-value pair is
* encoded by encodeURIComponent.</p>
* <p>This module provides a minimalistic way for io to handle single-level objects
* as transaction data.</p>
*
* @module querystring
* @submodule querystring-stringify-simple
* @for QueryString
* @static
*/
var QueryString = Y.namespace("QueryString"),
EUC = encodeURIComponent;
/**
* <p>Converts a simple object to a Query String representation.</p>
* <p>Nested objects, Arrays, and so on, are not supported.</p>
*
* @method stringify
* @for QueryString
* @public
* @submodule querystring-stringify-simple
* @param obj {Object} A single-level object to convert to a querystring.
* @param cfg {Object} (optional) Configuration object. In the simple
* module, only the arrayKey setting is
* supported. When set to true, the key of an
* array will have the '[]' notation appended
* to the key;.
* @static
*/
QueryString.stringify = function (obj, c) {
var qs = [],
// Default behavior is false; standard key notation.
s = c && c.arrayKey ? true : false,
key, i, l;
for (key in obj) {
if (obj.hasOwnProperty(key)) {
if (Y.Lang.isArray(obj[key])) {
for (i = 0, l = obj[key].length; i < l; i++) {
qs.push(EUC(s ? key + '[]' : key) + '=' + EUC(obj[key][i]));
}
}
else {
qs.push(EUC(key) + '=' + EUC(obj[key]));
}
}
}
return qs.join('&');
};