fix: #1612 infinite loading

app/client/controller.ts

@@ -28,6 +28,7 @@ export const ChatControllerPool = {
 
   remove(sessionIndex: number, messageId: number) {
     const key = this.key(sessionIndex, messageId);
+    this.controllers[key]?.abort();
     delete this.controllers[key];
   },
 

app/client/platforms/openai.ts

@@ -6,7 +6,7 @@ import Locale from "../../locales";
 import {
   EventStreamContentType,
   fetchEventSource,
-} from "@microsoft/fetch-event-source";
+} from "@fortaine/fetch-event-source";
 import { prettyObject } from "@/app/utils/format";
 
 export class ChatGPTApi implements LLMApi {
@@ -145,6 +145,7 @@ export class ChatGPTApi implements LLMApi {
           },
           onerror(e) {
             options.onError?.(e);
+            throw e;
           },
           openWhenHidden: true,
         });