using UnityEngine;
using System.Collections.Generic;

public class WebUtils
{

	public static Dictionary<string, string> ParseParametersFromQueryString(string s)
	{
		Dictionary<string, string> results = new Dictionary<string, string>();
		int questionMarkIndex = s.IndexOf('?');
		//event if it is -1, continue to try parsing the parameters since facebook on android doesn't send a URL,
		//doesn't even send a question mark, but only the parameters

		string parametersString = s.Substring(questionMarkIndex + 1);
		string[] keyValuesStrings = parametersString.Split('&');

		foreach (string keyValueString in keyValuesStrings)
		{
			string[] keyValuePair = keyValueString.Split('=');
			//Make sure there is a key AND a value
			if (keyValuePair.Length == 2)
			{
				string key = WWW.UnEscapeURL(keyValuePair[0]);
				string value = WWW.UnEscapeURL(keyValuePair[1]);
				results[key] = value;
			}
		}

		return results;
	}
}