public static string GetErrorRedirectUrl(
string redirectUri,
string error,
string errorDescription,
string state,
OAuth2UrlParamLocation location) =>
GetUri(redirectUri, new Dictionary <string, string>
{
["error"] = error,
["error_description"] = errorDescription,
["state"] = state,
}, location);
private static string GetUri(string baseUrl, IDictionary <string, string> queryParams, OAuth2UrlParamLocation location)
{
var query = QueryString.Create(
queryParams.Where(queryParam => queryParam.Value != null));
var uriBuilder = new UriBuilder(baseUrl);
if (location == OAuth2UrlParamLocation.Fragment)
{
uriBuilder.Fragment = query.ToString().TrimStart('?');
}
else
{
uriBuilder.Query = query.ToString().TrimStart('?');
}
return(uriBuilder.Uri.ToString());
}
