轮询修改，媒体过期判断

video-gen-app/src/api/client.ts

@@ -13,6 +13,7 @@ interface RequestOptions {
   body?: unknown;
   auth?: boolean;
   encryptBody?: boolean;
+  signal?: AbortSignal;
 }
 
 /** Convert snake_case string to camelCase */
@@ -53,7 +54,7 @@ async function tryDecrypt(data: string): Promise<string | null> {
 }
 
 export async function apiRequest<T>(path: string, options: RequestOptions = {}): Promise<T> {
-  const { method = 'GET', body, auth = true, encryptBody = USE_ENCRYPTION } = options;
+  const { method = 'GET', body, auth = true, encryptBody = USE_ENCRYPTION, signal } = options;
 
   const headers: Record<string, string> = {
     'Content-Type': 'application/json',
@@ -79,6 +80,7 @@ export async function apiRequest<T>(path: string, options: RequestOptions = {}):
     method,
     headers,
     body: bodyStr,
+    signal,
   });
 
   if (res.status === 204) return undefined as T;
@@ -120,7 +122,10 @@ if (!res.ok) {
 
 // Convenience methods
 export const api = {
-  get: <T>(path: string, auth = true) => apiRequest<T>(path, { auth }),
+  get: <T>(path: string, options: boolean | { auth?: boolean; signal?: AbortSignal } = true) => {
+    const opts = typeof options === 'boolean' ? { auth: options } : options;
+    return apiRequest<T>(path, opts);
+  },
   post: <T>(path: string, body?: unknown, auth = true) => apiRequest<T>(path, { method: 'POST', body, auth }),
   put: <T>(path: string, body?: unknown, auth = true) => apiRequest<T>(path, { method: 'PUT', body, auth }),
   delete: <T>(path: string, auth = true) => apiRequest<T>(path, { method: 'DELETE', auth }),