Properly set mime time and mtime from asset bundle

common/spaces/asset_bundle_space_primitives.ts

@@ -1,9 +1,7 @@
 import { FileMeta } from "../types.ts";
 import { SpacePrimitives } from "./space_primitives.ts";
 import { AssetBundle } from "../../plugos/asset_bundle/bundle.ts";
-import { mime } from "../deps.ts";
 
-const bootTime = Date.now();
 export class AssetBundlePlugSpacePrimitives implements SpacePrimitives {
   constructor(
     private wrapped: SpacePrimitives,
@@ -16,8 +14,8 @@ export class AssetBundlePlugSpacePrimitives implements SpacePrimitives {
     return this.assetBundle.listFiles()
       .map((p) => ({
         name: p,
-        contentType: mime.getType(p) || "application/octet-stream",
-        lastModified: bootTime,
+        contentType: this.assetBundle.getMimeType(p),
+        lastModified: this.assetBundle.getMtime(p),
         perm: "ro",
         size: -1,
       } as FileMeta)).concat(files);
@@ -32,10 +30,10 @@ export class AssetBundlePlugSpacePrimitives implements SpacePrimitives {
       return Promise.resolve({
         data,
         meta: {
-          lastModified: bootTime,
+          contentType: this.assetBundle.getMimeType(name),
+          lastModified: this.assetBundle.getMtime(name),
           size: data.byteLength,
           perm: "ro",
-          contentType: this.assetBundle.getMimeType(name),
         } as FileMeta,
       });
     }
@@ -46,10 +44,10 @@ export class AssetBundlePlugSpacePrimitives implements SpacePrimitives {
     if (this.assetBundle.has(name)) {
       const data = this.assetBundle.readFileSync(name);
       return Promise.resolve({
-        lastModified: bootTime,
+        contentType: this.assetBundle.getMimeType(name),
+        lastModified: this.assetBundle.getMtime(name),
         size: data.byteLength,
         perm: "ro",
-        contentType: this.assetBundle.getMimeType(name),
       } as FileMeta);
     }
     return this.wrapped.getFileMeta(name);

web/service_worker.ts

@@ -83,6 +83,7 @@ self.addEventListener("fetch", (event: any) => {
 
         const requestUrl = new URL(event.request.url);
         const pathname = requestUrl.pathname;
+        // console.log("In service worker, pathname is", pathname);
         // If this is a /.fs request, this can either be a plug worker load or an attachment load
         if (pathname.startsWith("/.fs")) {
           if (fileContentTable && !event.request.headers.has("x-sync-mode")) {

web/space.ts

@@ -200,13 +200,9 @@ export class Space extends EventEmitter<SpaceEvents> {
   writeAttachment(
     name: string,
     data: Uint8Array,
-    selfUpdate?: boolean | undefined,
+    selfUpdate?: boolean,
   ): Promise<AttachmentMeta> {
-    return this.spacePrimitives.writeFile(
-      name,
-      data as Uint8Array,
-      selfUpdate,
-    );
+    return this.spacePrimitives.writeFile(name, data, selfUpdate);
   }
 
   deleteAttachment(name: string): Promise<void> {