New password reset flow (#9581)

src/hooks/useTimeoutToggle.ts

@@ -0,0 +1,44 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { useEffect, useRef, useState } from "react";
+
+/**
+ * Hook that allows toggling a boolean value and resets it after a timeout.
+ *
+ * @param {boolean} defaultValue Default value
+ * @param {number} timeoutMs Time after that the value will be reset
+ */
+export const useTimeoutToggle = (defaultValue: boolean, timeoutMs: number) => {
+    const timeoutId = useRef<number | undefined>();
+    const [value, setValue] = useState<boolean>(defaultValue);
+
+    const toggle = () => {
+        setValue(!defaultValue);
+        timeoutId.current = setTimeout(() => setValue(defaultValue), timeoutMs);
+    };
+
+    useEffect(() => {
+        return () => {
+            clearTimeout(timeoutId.current);
+        };
+    });
+
+    return {
+        toggle,
+        value,
+    };
+};