Handle invalid accounts in localStorage

src/utils/savedAccounts.js

@@ -1,12 +1,22 @@
+import { validateUrl } from './login';
+import { extractAddress } from './api/account';
+
+const isValidSavedAccount = ({ publicKey, network, address }) => {
+  try {
+    return extractAddress(publicKey) &&
+      network >= 0 && network <= 2 &&
+      (validateUrl(address).addressValidity === '' || network !== 2);
+  } catch (e) {
+    return false;
+  }
+};
+
 export const getSavedAccounts = () => {
-  const savedAccounts = localStorage.getItem('accounts');
-  if (savedAccounts) {
-    const accounts = JSON.parse(savedAccounts);
-    if (accounts instanceof Array) {
-      return accounts;
-    }
+  try {
+    return JSON.parse(localStorage.getItem('accounts')).filter(isValidSavedAccount);
+  } catch (e) {
+    return [];
   }
-  return [];
 };
 
 export const getLastActiveAccount = () => (