remove code from _oauthCallback

lib/thunder/pages/thunder_page.dart

@@ -254,76 +254,8 @@ class _ThunderState extends State<Thunder> {
   }
 
   Future<void> _oauthCallback(String link) async {
-    // TODO: Need to know state, and instance.
-
     try {
-      String redirectUri = "https://thunderapp.dev/oauth/callback";
       debugPrint("_oauthCallback $link");
-      // oauthProviderState must match oauthClientState to ensure the response came from the Provider.
-      String oauthProviderState = Uri.parse(link).queryParameters['state'] ?? "failed";
-      if (oauthProviderState == "failed" || oauthClientState != oauthProviderState) {
-        throw Exception("OAuth state-check failed: oauthProviderState $oauthClientState must match oauthClientState $oauthClientState to ensure the response came from the Provider.");
-      }
-
-      // Extract the code from the response.
-      String code = Uri.parse(link).queryParameters['code'] ?? "failed";
-
-      debugPrint("CODE $code");
-
-      if (code == "failed") {
-        throw Exception("OAuth login failed: no code received from provider.");
-      }
-
-      // TODO: This should use lemmy_api_client.
-      // Authenthicate to lemmy and get a jwt.
-      // Durring this step lemmy connects to the Provider to get the user info.
-      final response = await http.post(Uri.parse('https://$instance/api/v3/oauth/authenticate'),
-          headers: {
-            'Content-Type': 'application/json',
-          },
-          body: json.encode({
-            'code': code,
-            'oauth_provider_id': 1, // This id can be found in the site reponse.
-            'redirect_uri': redirectUri,
-          }),
-          encoding: Encoding.getByName('utf-8'));
-
-      // TODO: Need to add a step to set the account username.
-
-      final accessToken = jsonDecode(response.body)['jwt'] as String;
-
-      debugPrint("JWT $accessToken");
-
-      GetSiteResponse getSiteResponse = await lemmy.run(GetSite(auth: accessToken));
-
-      // TODO: Login fails when this is uncommented. Have to get this working.
-      //if (event.showContentWarning && getSiteResponse.siteView.site.contentWarning?.isNotEmpty == true) {
-      //  return emit(state.copyWith(status: AuthStatus.contentWarning, contentWarning: getSiteResponse.siteView.site.contentWarning));
-      //}
-
-      // Create a new account in the database
-      Account? account = Account(
-        id: '',
-        username: getSiteResponse.myUser?.localUserView.person.name,
-        jwt: accessToken,
-        instance: instance,
-        userId: getSiteResponse.myUser?.localUserView.person.id,
-        index: -1,
-      );
-
-      account = await Account.insertAccount(account);
-
-      if (account == null) {
-        return emit(state.copyWith(status: AuthStatus.failure, account: null, isLoggedIn: false));
-      }
-
-      // Set this account as the active account
-      SharedPreferences prefs = (await UserPreferences.instance).sharedPreferences;
-      prefs.setString('active_profile_id', account.id);
-
-      bool downvotesEnabled = getSiteResponse.siteView.localSite.enableDownvotes ?? false;
-
-      return emit(state.copyWith(status: AuthStatus.success, account: account, isLoggedIn: true, downvotesEnabled: downvotesEnabled, getSiteResponse: getSiteResponse));
     } catch (e) {
       if (context.mounted) {
         _showLinkProcessingError(context, AppLocalizations.of(context)!.exceptionProcessingUri, link);