feat(discussion): parse user name response (#10380)

- remove unused UserNameResponse types and only keep relevant fields
- join all errors responses instead of only picking the first one

dotcom-rendering/src/components/Discussion/CommentForm.tsx

@@ -418,13 +418,12 @@ export const CommentForm = ({
 		}
 
 		const response = await addUserName(user.authStatus, userName);
-		if (response.status === 'ok') {
+		if (response.kind === 'ok') {
 			// If we are able to submit userName we should continue with submitting comment
 			void submitForm();
 			setUserNameMissing(false);
 		} else {
-			response.errors &&
-				setError(response.errors[0]?.message ?? 'unknown error');
+			setError(response.error);
 		}
 	};
 

dotcom-rendering/src/lib/discussionApi.tsx

@@ -8,13 +8,13 @@ import type {
 	GetDiscussionSuccess,
 	OrderByType,
 	ThreadsType,
-	UserNameResponse,
 } from '../types/discussion';
 import {
 	discussionApiResponseSchema,
 	parseAbuseResponse,
 	parseCommentRepliesResponse,
 	parseCommentResponse,
+	postUsernameResponseSchema,
 } from '../types/discussion';
 import type { SignedInWithCookies, SignedInWithOkta } from './identity';
 import { getOptionsHeadersWithOkta } from './identity';
@@ -337,11 +337,11 @@ export const recommend =
 export const addUserName = async (
 	authStatus: SignedInWithCookies | SignedInWithOkta,
 	userName: string,
-): Promise<UserNameResponse> => {
+): Promise<Result<string, true>> => {
 	const url = options.idApiUrl + `/user/me/username`;
 	const authOptions = getOptionsHeadersWithOkta(authStatus);
 
-	const resp = await fetch(url, {
+	const jsonResult = await fetchJSON(url, {
 		method: 'POST',
 		body: JSON.stringify({
 			publicFields: {
@@ -356,7 +356,25 @@ export const addUserName = async (
 		credentials: authOptions.credentials,
 	});
 
-	return resp.json();
+	if (jsonResult.kind === 'error') {
+		return jsonResult;
+	}
+
+	const result = safeParse(postUsernameResponseSchema, jsonResult.value);
+
+	if (!result.success) {
+		return { kind: 'error', error: 'An unknown error occured' };
+	}
+	if (result.output.status === 'error') {
+		return {
+			kind: 'error',
+			error: result.output.errors
+				.map(({ message }) => message)
+				.join('\n'),
+		};
+	}
+
+	return { kind: 'ok', value: true };
 };
 
 export const pickComment = async (

dotcom-rendering/src/types/discussion.ts

@@ -4,6 +4,7 @@ import {
 	boolean,
 	integer,
 	literal,
+	minLength,
 	number,
 	object,
 	optional,
@@ -252,63 +253,20 @@ export const parseAbuseResponse = (data: unknown): Result<string, true> => {
 		: { kind: 'error', error: output.message };
 };
 
-type UserNameError = {
-	message: string;
-	description: string;
-	context: string;
-};
-
-type UserConsents = {
-	id: string;
-	actor: string;
-	version: number;
-	consented: boolean;
-	timestamp: string;
-	privacyPolicyVersion: number;
-};
-
-type UserGroups = {
-	path: string;
-	packageCode: string;
-};
-
-type UserNameUser = {
-	dates: { accountCreatedDate: string };
-	consents: UserConsents[];
-	userGroups: UserGroups[];
-	publicFields: {
-		username: string;
-		displayName: string;
-	};
-	statusFields: {
-		userEmailValidated: boolean;
-	};
-	privateFields: {
-		legacyPackages: string;
-		legacyProducts: string;
-		// Optional fields. See scala @ https://github.com/guardian/identity/blob/07142212b1571d5f8e0a60585c6511abb3620f8c/identity-model-play/src/main/scala/com/gu/identity/model/play/PrivateFields.scala#L5-L18
-		brazeUuid?: string;
-		puzzleUuid?: string;
-		googleTagId?: string;
-		firstName?: string;
-		secondName?: string;
-		registrationIp?: string;
-		lastActiveIpAddress?: string;
-		registrationType?: string;
-		registrationPlatform?: string;
-		telephoneNumber?: string;
-		title?: string;
-	};
-	primaryEmailAddress: string;
-	id: string;
-	hasPassword: boolean;
-};
-
-export type UserNameResponse = {
-	status: 'ok' | 'error';
-	user: UserNameUser;
-	errors?: UserNameError[];
-};
+export const postUsernameResponseSchema = variant('status', [
+	object({
+		status: literal('error'),
+		errors: array(
+			object({
+				message: string(),
+			}),
+			[minLength(1)],
+		),
+	}),
+	object({
+		status: literal('ok'),
+	}),
+]);
 
 const orderBy = ['newest', 'oldest', 'recommendations'] as const;
 export const isOrderBy = guard(orderBy);