feat: add settings and access dashboard slice

apps/dashboard/src/features/settings/settings-api.ts

@@ -0,0 +1,58 @@
+import type { ZodType } from 'zod';
+import {
+  ConfigResponseSchema,
+  ConfigUpdateRequestSchema,
+  ConfigUpdateResponseSchema,
+  ErrorResponseSchema,
+  LoginInfoResponseSchema,
+  LoginStartResponseSchema,
+  LoginStatusResponseSchema,
+  type ConfigResponse,
+  type ConfigUpdateRequest,
+  type LoginStatusResponse,
+} from '../../../../../packages/api-contracts/src/index.js';
+
+async function parseResponse<T>(response: Response, schema: ZodType<T>): Promise<T> {
+  const payload: unknown = await response.json();
+  if (!response.ok) {
+    const parsedError = ErrorResponseSchema.safeParse(payload);
+    throw new Error(parsedError.success ? parsedError.data.error : `Request failed (${response.status})`);
+  }
+  return schema.parse(payload);
+}
+
+function request(path: string, init?: RequestInit): Promise<Response> {
+  return globalThis.fetch(path, { credentials: 'same-origin', ...init });
+}
+
+export function fetchSettings(): Promise<ConfigResponse> {
+  return request('/api/config').then((response) => parseResponse(response, ConfigResponseSchema));
+}
+
+export async function saveSettings(updates: ConfigUpdateRequest) {
+  const body = ConfigUpdateRequestSchema.parse(updates);
+  return parseResponse(
+    await request('/api/config', {
+      method: 'PUT',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify(body),
+    }),
+    ConfigUpdateResponseSchema,
+  );
+}
+
+export function fetchLoginInfo() {
+  return request('/api/login/info').then((response) => parseResponse(response, LoginInfoResponseSchema));
+}
+
+export function fetchLoginStatus(): Promise<LoginStatusResponse> {
+  return request('/api/login/status').then((response) => parseResponse(response, LoginStatusResponseSchema));
+}
+
+export async function startLogin(): Promise<void> {
+  const response = await parseResponse(
+    await request('/api/login/start', { method: 'POST' }),
+    LoginStartResponseSchema,
+  );
+  if (!response.ok) throw new Error(response.error);
+}