update storage.js

storage.js

@@ -0,0 +1,45 @@
+//54145a.github.io global.js
+const UPDATE_MIN_INTERVAL = 1000;
+
+function createDeepProxy(target, handler) {
+    const deepHandler = Object.assign({}, handler);
+    deepHandler.get = (target, property) => {
+        const value = Reflect.get(target, property);
+        if (typeof value === "object" && value !== null) {
+            return createDeepProxy(value, handler);
+        } else {
+            if (handler.get) {
+                return handler.get(target, property, void 0);
+            } else {
+                return value;
+            }
+        }
+    };
+    return new Proxy(target, deepHandler);
+}
+function createStorageObject(defaultValue, updator) {
+    let scheduledUpdate = false;
+    let cache = Object.assign({}, defaultValue);
+    return createDeepProxy(cache, {
+        set(target, property, value) {
+            if (!scheduledUpdate) {
+                scheduledUpdate = true;
+                setTimeout(async () => {
+                    scheduledUpdate = false;
+                    await updator(cache);
+                }, UPDATE_MIN_INTERVAL);
+            }
+            return Reflect.set(target, property, value);
+        }
+    });
+}
+function getStorage(name) {
+    const defaultValue = localStorage.getItem(name);
+    return createStorageObject(
+        defaultValue ? JSON.parse(defaultValue) : {},
+        async data => {
+            localStorage[name] = JSON.stringify(data);
+        }
+    );
+}
+export { getStorage };