feat: schema builder's create flow

web/src/views/__tests__/schemaTestKit.ts

@@ -76,6 +76,16 @@ export const builtinTypes = [
 	fields: key === 'articles' ? articleFields : new Array(count),
 }))
 
+export function createdType(body: Record<string, unknown>) {
+	return {
+		id: 4,
+		icon: null,
+		created_at: '2026-10-19T09:30:00Z',
+		updated_at: '2026-10-19T09:30:00Z',
+		...body,
+	}
+}
+
 export function manyTypes(count: number) {
 	return Array.from({ length: count }, (_, index) => ({
 		...customTypes[0]!,
@@ -92,12 +102,24 @@ export function failWith(status: number): Responder {
 	}
 }
 
+export function failWithBody(status: number, body: string): Responder {
+	return () => {
+		throw new ApiError(status, undefined, body)
+	}
+}
+
 export const networkFailure: Responder = () => {
 	throw new NetworkError()
 }
 
+export interface PostedRequest {
+	url: string
+	body: Record<string, unknown>
+}
+
 export interface SchemaMount {
 	role?: string
+	create?: (body: PostedRequest['body']) => unknown
 	width?: number
 	content?: Responder
 	builtin?: Responder
@@ -107,9 +129,11 @@ export interface SchemaMount {
 
 let wrapper: VueWrapper | undefined
 export const calls: string[] = []
+export const posts: PostedRequest[] = []
 
 export async function mountAt(path: string, options: SchemaMount = {}, shellOnly = false) {
 	calls.length = 0
+	posts.length = 0
 	localStorage.clear()
 	setViewportWidth(options.width ?? DESKTOP_WIDTH)
 	const pinia = createPinia()
@@ -130,10 +154,15 @@ export async function mountAt(path: string, options: SchemaMount = {}, shellOnly
 		role: (options.role ?? 'owner') as never,
 	}
 	session.status = 'ready'
-	const request = vi.fn(async (url: string) => {
+	const request = vi.fn(async (url: string, init?: RequestInit) => {
+		if (init?.method === 'POST') {
+			const body = JSON.parse(String(init.body)) as PostedRequest['body']
+			posts.push({ url, body })
+			return (options.create ?? (() => createdType(body)))(body)
+		}
 		calls.push(url)
 		if (url === '/v1/content-type') {
-			return (options.content ?? (() => customTypes))()
+			return (options.content ?? (() => [...customTypes]))()
 		}
 		if (url === '/v1/builtin-type') {
 			return (options.builtin ?? (() => builtinTypes))()