@lytejs/query-string/umd/index.js

A Query String Parser that actually works

(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
	typeof define === 'function' && define.amd ? define(['exports'], factory) :
	(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.ui = {}));
}(this, (function (exports) { 'use strict';

	var stringify = function stringify(params) {
	  return Object.keys(params).map(function (k) {
	    var current = params[k];
	    if (current === undefined) return k + "=";

	    if (Array.isArray(current)) {
	      if (current.length === 0) return k + "=";
	      return current.map(function (param) {
	        return k + "[]=" + encodeURIComponent(typeof param === 'object' ? JSON.stringify(param) : param);
	      }).join('&');
	    }

	    return k + "=" + encodeURIComponent(typeof current === 'object' ? JSON.stringify(current) : current);
	  }).join('&');
	};
	var parse = function parse(query) {
	  if (query === void 0) {
	    query = '';
	  }

	  var trimQuery = query.replace(/^\?/, '');
	  var queries = trimQuery.split('&').map(function (query) {
	    return query.split('=');
	  });
	  var initial = {};
	  if (!trimQuery) return initial;
	  return queries.reduce(function (acc, query) {
	    if (!query[1] || !query[0]) return acc;
	    var decoded = decodeURIComponent(query[1]);
	    var finalValue = decoded;

	    if (decoded[0] === '{' || decoded[0] === '[') {
	      try {
	        finalValue = JSON.parse(decoded);
	      } catch (e) {}
	    }

	    if (query[0].endsWith('[]')) {
	      var _key = query[0].slice(0, -2);

	      acc[_key] = acc[_key] || [];

	      acc[_key].push(finalValue);
	    } else acc[query[0]] = finalValue;

	    return acc;
	  }, initial);
	};

	exports.parse = parse;
	exports.stringify = stringify;

	Object.defineProperty(exports, '__esModule', { value: true });

})));
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