1 files changed, 5 insertions, 25 deletions
diff --git a/packages/demobank-ui/src/hooks/backend.ts b/packages/demobank-ui/src/hooks/backend.ts
index 863b47bf3..46918ac10 100644
--- a/packages/demobank-ui/src/hooks/backend.ts
+++ b/packages/demobank-ui/src/hooks/backend.ts
@@ -19,16 +19,15 @@ import {
   Codec,
   buildCodecForObject,
   buildCodecForUnion,
-  canonicalizeBaseUrl,
   codecForBoolean,
   codecForConstString,
-  codecForString,
+  codecForString
 } from "@gnu-taler/taler-util";
 import {
   buildStorageKey,
   useLocalStorage
 } from "@gnu-taler/web-util/browser";
-import { useSWRConfig } from "swr";
+import { mutate } from "swr";
 
 /**
  * Has the information to reach and
@@ -105,7 +104,6 @@ export function useBackendState(): BackendStateHandler {
     BACKEND_STATE_KEY,
     defaultState,
   );
-  const mutateAll = useMatchMutate();
 
   return {
     state,
@@ -129,29 +127,11 @@ export function useBackendState(): BackendStateHandler {
         isUserAdministrator: info.username === "admin",
       };
       update(nextState);
-      mutateAll(/.*/)
+      cleanAllCache()
     },
   };
 }
 
-export function useMatchMutate(): (
-  re: RegExp,
-  value?: unknown,
-) => Promise<any> {
-  const { cache, mutate } = useSWRConfig();
-
-  if (!(cache instanceof Map)) {
-    throw new Error(
-      "matchMutate requires the cache provider to be a Map instance",
-    );
-  }
-
-  return function matchRegexMutate(re: RegExp, value?: unknown) {
-    const allKeys = Array.from(cache.keys());
-    const keys = allKeys.filter((key) => re.test(key));
-    const mutations = keys.map((key) => {
-      return mutate(key, value, true);
-    });
-    return Promise.all(mutations);
-  };
+function cleanAllCache(): void {
+  mutate(() => true, undefined, { revalidate: false })
 }