added localstorage support for workers

cli/build.ts

@@ -23,6 +23,10 @@ export function build(
     }
 
     worker = new Worker(workerUrl, { type: "module" });
+    worker.postMessage({
+      type: "localStorage",
+      data: { ...localStorage },
+    });
 
     worker.postMessage({
       type,
@@ -31,8 +35,16 @@ export function build(
     });
 
     worker.onmessage = (event) => {
-      if (event.data.type === "reload") {
-        init();
+      switch (event.data.type) {
+        case "reload":
+          init();
+          break;
+
+        case "localStorage": {
+          const { method, args } = event.data;
+          localStorage[method](...args);
+          break;
+        }
       }
     };
   }

cli/build_worker.ts

@@ -11,6 +11,7 @@ import noCors from "../middlewares/no_cors.ts";
 import notFound from "../middlewares/not_found.ts";
 import reload from "../middlewares/reload.ts";
 import { buildSite } from "./utils.ts";
+import "./missing_worker_apis.ts";
 
 interface BuildOptions {
   type: "build" | "rebuild";

cli/cms.ts

@@ -13,15 +13,27 @@ export function runCms(
     }
 
     worker = new Worker(workerUrl, { type: "module" });
+    worker.postMessage({
+      type: "localStorage",
+      data: { ...localStorage },
+    });
 
     worker.postMessage({
       type,
       config,
     });
 
     worker.onmessage = (event) => {
-      if (event.data.type === "reload") {
-        init();
+      switch (event.data.type) {
+        case "reload":
+          init();
+          break;
+
+        case "localStorage": {
+          const { method, args } = event.data;
+          localStorage[method](...args);
+          break;
+        }
       }
     };
   }

cli/cms_worker.ts

@@ -6,6 +6,7 @@ import { normalizePath } from "../core/utils/path.ts";
 import { fromFileUrl } from "../deps/path.ts";
 import { setEnv } from "../core/utils/env.ts";
 import { createSite } from "./utils.ts";
+import "./missing_worker_apis.ts";
 
 interface CMSOptions {
   type: "build" | "rebuild";

cli/missing_worker_apis.ts

@@ -0,0 +1,67 @@
+// deno-lint-ignore-file no-explicit-any
+
+class S implements Storage {
+  #length: number = 0;
+  #type?: string | undefined;
+  [key: string]: any;
+
+  constructor(type?: string) {
+    this.#type = type;
+  }
+
+  get length() {
+    return this.#length;
+  }
+
+  clear() {
+    this.#length = 0;
+    Object.keys(this).forEach((key) => {
+      delete this[key];
+    });
+    this.#sync("clear");
+  }
+
+  getItem(key: string): string | null {
+    return this[key] ?? null;
+  }
+
+  key(index: number): string | null {
+    return Object.keys(this)[index] ?? null;
+  }
+
+  removeItem(key: string) {
+    delete this[key];
+    this.#length--;
+    this.#sync("removeItem", key);
+  }
+
+  setItem(key: string, value: any) {
+    this[key] = value;
+    this.#length++;
+    this.#sync("setItem", key, value);
+  }
+
+  #sync(method: string, ...args: unknown[]) {
+    if (this.#type) {
+      globalThis.postMessage({
+        type: this.#type,
+        method,
+        args,
+      });
+    }
+  }
+}
+
+globalThis.addEventListener("message", (event) => {
+  if (event.data.type === "localStorage") {
+    const storage = new S("localStorage");
+
+    for (const [key, value] of Object.entries(event.data.data)) {
+      storage.setItem(key, value);
+    }
+
+    globalThis.localStorage = storage;
+  }
+});
+
+globalThis.sessionStorage = new S();