V13 RC: Fix issue with 2FA login (#15140)

* add returnPath to 2fa custom views so they know where to redirect the user to

* fix(2fa): send back the user details in the login-success event emitter in case the login happens inside the backoffice overlay

src/Umbraco.Web.UI.Login/src/components/pages/mfa.page.element.ts

@@ -7,7 +7,8 @@ import { umbLocalizationContext } from '../../external/localization/localization
 import { loadCustomView, renderCustomView } from '../../utils/load-custom-view.function.js';
 
 type MfaCustomViewElement = HTMLElement & {
-	providers: string[];
+	providers?: string[];
+  returnPath?: string;
 };
 
 @customElement('umb-mfa-page')
@@ -107,7 +108,7 @@ export default class UmbMfaPageElement extends LitElement {
 				location.href = returnPath;
 			}
 
-			this.dispatchEvent(new CustomEvent('umb-login-success', { bubbles: true, composed: true }));
+			this.dispatchEvent(new CustomEvent('umb-login-success', { bubbles: true, composed: true, detail: response.data }));
 		} catch (e) {
 			if (e instanceof Error) {
 				this.error = e.message ?? 'Unknown error';
@@ -200,6 +201,7 @@ export default class UmbMfaPageElement extends LitElement {
 			const customView = await loadCustomView<MfaCustomViewElement>(view);
 			if (typeof customView === 'object') {
 				customView.providers = this.providers.map((provider) => provider.value);
+        customView.returnPath = umbAuthContext.returnPath;
 			}
 			return renderCustomView(customView);
 		} catch (e) {

src/Umbraco.Web.UI.Login/src/context/auth.repository.ts

@@ -1,9 +1,9 @@
 import type {
-	LoginRequestModel,
-	LoginResponse,
-	MfaProvidersResponse,
-	ResetPasswordResponse,
-	ValidatePasswordResetCodeResponse,
+  LoginRequestModel,
+  LoginResponse,
+  MfaProvidersResponse,
+  ResetPasswordResponse,
+  ValidatePasswordResetCodeResponse,
 } from '../types.js';
 import { umbLocalizationContext } from '../external/localization/localization-context.js';
 
@@ -215,17 +215,18 @@ export class UmbAuthRepository {
 
 		const response = await fetch(request);
 
+    let text = await response.text();
+    text = this.#removeAngularJSResponseData(text);
+
+    const data = JSON.parse(text);
+
 		if (response.ok) {
 			return {
+        data,
 				status: response.status,
 			};
 		}
 
-		let text = await response.text();
-		text = this.#removeAngularJSResponseData(text);
-
-		const data = JSON.parse(text);
-
 		return {
 			status: response.status,
 			error: data.Message ?? 'An unknown error occurred.',