fix

src/client/scripts/idb-proxy.ts

@@ -2,22 +2,33 @@
 import {
 	get as iget,
 	set as iset,
-	del as idel
+	del as idel,
 } from 'idb-keyval';
 
 const fallbackName = (key: string) => `idbfallback::${key}`;
 
+let idbAvailable = !!window.indexedDB;
+
+if (idbAvailable) {
+	try {
+		const request = indexedDB.open('keyval-store');
+		if (request.error) idbAvailable = false;
+	} catch (e) {
+		idbAvailable = false;
+	}
+}
+
 export async function get(key: string) {
-	if (window.indexedDB) return iget(key);
+	if (idbAvailable) return iget(key);
 	return JSON.parse(localStorage.getItem(fallbackName(key)));
 }
 
 export async function set(key: string, val: any) {
-	if (window.indexedDB) return iset(key, val);
+	if (idbAvailable) return iset(key, val);
 	return localStorage.setItem(fallbackName(key), JSON.stringify(val));
 }
 
 export async function del(key: string) {
-	if (window.indexedDB) return idel(key);
+	if (idbAvailable) return idel(key);
 	return localStorage.removeItem(fallbackName(key));
 }