Extractor.watch()

src/background/caches.ts

@@ -1,8 +1,15 @@
 import { logger } from "./common";
+import { Actions } from "../common";
+import { messageSubscribers } from "./messaging";
 
 export class Caches {
     private _state: string = "";
-    constructor() { }
+    constructor() {
+        messageSubscribers.addListener(Actions.UPLOAD_STATE, (request, sender, sendResponse) => {
+            sendResponse('recieved!');
+            this.setState(request.fileName, request.state)
+        });
+    }
     get state(): string {
         let s = this._state;
         this._state = "";