chore: demo app

examples/react-vite/src/infra/simple-rest-api/transport/client.ts

@@ -0,0 +1,84 @@
+import { ApiError, HttpClient } from '../generated'
+import { simpleAuthRefresh } from '../generated/operations/simple-auth-refresh'
+import {
+  SIMPLE_REST_API_BASE_URL,
+  SIMPLE_REST_API_TIMEOUT_MS
+} from '../config/simple-rest-api.config'
+import {
+  clearSimpleRestApiTokens,
+  getSimpleRestApiAccessToken,
+  getSimpleRestApiRefreshToken,
+  setSimpleRestApiTokens
+} from '../session/simple-rest-api-credentials'
+import { notifySimpleRestApiSessionExpired } from '../session/simple-rest-api-session-events'
+
+const refreshHttpClient = new HttpClient({
+  baseUrl: SIMPLE_REST_API_BASE_URL,
+  timeout: SIMPLE_REST_API_TIMEOUT_MS
+})
+
+let refreshPromise: Promise<void> | null = null
+
+/**
+ * Ротирует refresh token и объединяет конкурентные 401 в один запрос.
+ */
+const refreshSimpleRestApiSession = async (): Promise<void> => {
+  const refreshToken = getSimpleRestApiRefreshToken()
+
+  if (!refreshToken) {
+    throw new Error('Refresh token is missing')
+  }
+
+  if (!refreshPromise) {
+    refreshPromise = simpleAuthRefresh(refreshHttpClient, { refreshToken })
+      .then((response) => {
+        setSimpleRestApiTokens(response.data.tokens)
+      })
+      .finally(() => {
+        refreshPromise = null
+      })
+  }
+
+  return refreshPromise
+}
+
+/** Транспортный HTTP-клиент Simple REST API. */
+export const simpleHttpClient = new HttpClient({
+  baseUrl: SIMPLE_REST_API_BASE_URL,
+  timeout: SIMPLE_REST_API_TIMEOUT_MS,
+  onRequest: (params) => {
+    const token = getSimpleRestApiAccessToken()
+
+    if (!params.secure || !token) {
+      return params
+    }
+
+    const headers = new Headers(params.headers)
+
+    if (!headers.has('Authorization')) {
+      headers.set('Authorization', `Bearer ${token}`)
+    }
+
+    return { ...params, headers }
+  },
+  onError: async (error, context) => {
+    const shouldRefresh =
+      error instanceof ApiError &&
+      error.status === 401 &&
+      context.request.secure === true &&
+      context.retryCount === 0
+
+    if (!shouldRefresh) {
+      throw error
+    }
+
+    try {
+      await refreshSimpleRestApiSession()
+      return context.retry()
+    } catch (refreshError) {
+      clearSimpleRestApiTokens()
+      notifySimpleRestApiSessionExpired()
+      throw refreshError
+    }
+  }
+})