Request history navigator

src-web/hooks/useRecentRequests.ts

@@ -0,0 +1,31 @@
+import { useEffect } from 'react';
+import { createGlobalState, useEffectOnce, useLocalStorage } from 'react-use';
+import { useActiveRequestId } from './useActiveRequestId';
+
+const useHistoryState = createGlobalState<string[]>([]);
+
+export function useRecentRequests() {
+  const [history, setHistory] = useHistoryState();
+  const activeRequestId = useActiveRequestId();
+  const [lsState, setLSState] = useLocalStorage<string[]>('recent_requests', []);
+
+  useEffect(() => {
+    setLSState(history);
+  }, [history, setLSState]);
+
+  useEffectOnce(() => {
+    if (lsState) {
+      setHistory(lsState);
+    }
+  });
+
+  useEffect(() => {
+    setHistory((h: string[]) => {
+      if (activeRequestId === null) return h;
+      const withoutCurrentRequest = h.filter((id) => id !== activeRequestId);
+      return [activeRequestId, ...withoutCurrentRequest];
+    });
+  }, [activeRequestId, setHistory]);
+
+  return history;
+}