Fix Authentication Detection Order

Previously if you configured a "ClientID" and "ClientSecret" value it
would assume you wanted Password Limited OAuth even if you configured it
to use your own token source. Fix that up by configuring password
limited last.

Author: AdrianJSClark

src/Aydsko.iRacingData/Package Release Notes.txt

@@ -1,3 +1,10 @@
+============================
+ Release Notes for 2601.1.0
+============================
+
+FIXES / NEW IMPLEMENTATIONS:
+- Changed detection order so the internal "Password Limited Grant" implementation doesn't override a "UseOAuthTokenSource(...)" call when both "ClientId" and "ClientSecret" are defined on the options.
+
 ============================
  Release Notes for 2601.0.0
 ============================

src/Aydsko.iRacingData/ServicesExtensions.cs

@@ -109,15 +109,15 @@ internal static IHttpClientBuilder AddIRacingDataApiInternal(this IServiceCollec
         {
             httpClientBuilder = services.AddHttpClient<IAuthenticatingHttpClient, OAuthCallbackAuthenticatingApiClient>();
         }
-        else if (!string.IsNullOrWhiteSpace(options.ClientId) && !string.IsNullOrWhiteSpace(options.ClientSecret))
-        {
-            httpClientBuilder = services.AddHttpClient<IAuthenticatingHttpClient, PasswordLimitedOAuthAuthenticatingHttpClient>();
-        }
         else if (options.TokenSourceFactory is not null)
         {
             services.AddTransient(options.TokenSourceFactory);
             httpClientBuilder = services.AddHttpClient<IAuthenticatingHttpClient, OAuthTokenSourceApiClient>();
         }
+        else if (!string.IsNullOrWhiteSpace(options.ClientId) && !string.IsNullOrWhiteSpace(options.ClientSecret))
+        {
+            httpClientBuilder = services.AddHttpClient<IAuthenticatingHttpClient, PasswordLimitedOAuthAuthenticatingHttpClient>();
+        }
         else
         {
             throw new iRacingDataClientException("Invalid configuration for iRacing authentication. You must configure OAuth authentication using the \"UseOAuthTokenSource\" method on the options object.");