add sidebar option

packages/core-api/src/apis/implementations/auth/saml/SamlAuth.ts

@@ -87,6 +87,11 @@ class SamlAuth implements SamlApi {
     return session?.backstageIdentity;
   }
 
+  async getIdToken(options: AuthRequestOptions = {}) {
+    const session = await this.sessionManager.getSession(options);
+    return session?.backstageIdentity ?? '';
+  }
+
   async getProfile(options: AuthRequestOptions = {}) {
     const session = await this.sessionManager.getSession(options);
     return session?.profile;

packages/core/src/layout/Sidebar/DefaultProviderSettings.tsx

@@ -21,6 +21,7 @@ import {
   oauth2ApiRef,
   oktaAuthApiRef,
   microsoftAuthApiRef,
+  samlAuthApiRef,
   useApi,
 } from '@backstage/core-api';
 import Star from '@material-ui/icons/Star';
@@ -69,6 +70,13 @@ export const DefaultProviderSettings = () => {
           icon={Star}
         />
       )}
+      {providers.includes('saml') && (
+        <OIDCProviderSettings
+          title="SAML"
+          apiRef={samlAuthApiRef}
+          icon={Star}
+        />
+      )}
       {providers.includes('oauth2') && (
         <OIDCProviderSettings
           title="YourOrg"

packages/core/src/layout/Sidebar/Settings/OIDCProviderSettings.tsx

@@ -29,7 +29,7 @@ import { ProviderSettingsItem } from './ProviderSettingsItem';
 export type OIDCProviderSidebarProps = {
   title: string;
   icon: IconComponent;
-  apiRef: ApiRef<OpenIdConnectApi & SessionStateApi>;
+  apiRef: ApiRef<OpenIdConnectApi & SessionStateApi> | ApiRef<any>;
 };
 
 export const OIDCProviderSettings: FC<OIDCProviderSidebarProps> = ({