public static YieldPromise <ulong, string> GetFacebookIdForAccessToken(string accessToken)
{
var query = "/me?access_token=" + Uri.EscapeDataString(accessToken);
var promise = new YieldPromise <ulong, string>();
FB.API(query, HttpMethod.GET, result => {
if (string.IsNullOrEmpty(result.Error))
{
promise.Reject(result.Error);
}
else
{
var fbUserIdStr = result.ResultDictionary["id"].ToString();
ulong fbUserId;
if (ulong.TryParse(fbUserIdStr, out fbUserId))
{
promise.Resolve(fbUserId);
}
else
{
promise.Reject("Couldn't parse Facebook user ID");
}
}
});
return(promise);
}
