chat - disable cache for requests (microsoft#235673) (microsoft#235674)

Author: bpasero

src/vs/base/parts/request/common/request.ts

@@ -45,6 +45,11 @@ export interface IRequestOptions {
 	data?: string;
 	followRedirects?: number;
 	proxyAuthorization?: string;
+	/**
+	 * A signal to not cache the response. This may not
+	 * be supported in all implementations.
+	 */
+	disableCache?: boolean;
 }
 
 export interface IRequestContext {

src/vs/base/parts/request/common/requestImpl.ts

@@ -21,12 +21,16 @@ export async function request(options: IRequestOptions, token: CancellationToken
 	]) : cancellation.signal;
 
 	try {
-		const res = await fetch(options.url || '', {
+		const fetchInit: RequestInit = {
 			method: options.type || 'GET',
 			headers: getRequestHeaders(options),
 			body: options.data,
-			signal,
-		});
+			signal
+		};
+		if (options.disableCache) {
+			fetchInit.cache = 'no-store';
+		}
+		const res = await fetch(options.url || '', fetchInit);
 		return {
 			res: {
 				statusCode: res.status,

src/vs/workbench/contrib/chat/browser/chatSetup.ts

@@ -541,6 +541,7 @@ class ChatSetupRequests extends Disposable {
 				type,
 				url,
 				data: type === 'POST' ? JSON.stringify(body) : undefined,
+				disableCache: true,
 				headers: {
 					'Authorization': `Bearer ${session.accessToken}`
 				}