public static void DoCallback <TResult> (TResult result, FizzException ex, Action <TResult, FizzException> callback)
{
if (callback != null)
{
try
{
callback(result, ex);
}
catch (Exception callbackEx)
{
FizzLogger.W("Callback threw exception: " + callbackEx.Message);
}
}
}
public static void DoCallback(Action callback)
{
if (callback != null)
{
try
{
callback.Invoke();
}
catch
{
FizzLogger.W("Callback threw exception");
}
}
}
public static void DoCallback(FizzException ex, Action <FizzException> callback)
{
if (callback != null)
{
try
{
callback(ex);
}
catch
{
FizzLogger.W("Callback threw exception");
}
}
}
public void FetchToken(string userId, string locale, Action <FizzSession, FizzException> callback)
{
if (string.IsNullOrEmpty(locale))
{
FizzUtils.DoCallback <FizzSession>(new FizzSession(null, null, 0), ERROR_INVALID_LOCALE, callback);
return;
}
JSONClass node = new JSONClass();
node["user_id"] = userId;
node["locale"] = locale;
node["app_id"] = _appId;
string body = node.ToString();
string digest = GenerateHmac(body, _appSecret);
var headers = new Dictionary <string, string>()
{
{ "Authorization", "HMAC-SHA256 " + digest }
};
_restClient.Post(FizzConfig.API_BASE_URL, FizzConfig.API_PATH_SESSIONS, body, headers, (response, ex) =>
{
if (ex != null)
{
FizzUtils.DoCallback(new FizzSession("", "", FizzUtils.Now()), ex, callback);
}
else
{
try
{
FizzSession session = ParseSession(JSONNode.Parse(response));
FizzUtils.DoCallback(session, null, callback);
}
catch (Exception responseEx)
{
FizzLogger.E(responseEx.Message);
FizzUtils.DoCallback(new FizzSession("", "", FizzUtils.Now()), ERROR_SESSION_CREATION_FAILED, callback);
}
}
});
}