helm-dashboard/frontend/src/App.tsx

import Header from "./layout/Header";
import { HashRouter, Outlet, Route, Routes, useParams } from "react-router";
import "./index.css";
import Installed from "./pages/Installed";
import RepositoryPage from "./pages/Repository";
import Revision from "./pages/Revision";
import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
import { useState } from "react";
import { ErrorAlert, ErrorModalContext } from "./context/ErrorModalContext";
import GlobalErrorModal from "./components/modal/GlobalErrorModal";
import { AppContextProvider } from "./context/AppContext";
import apiService from "./API/apiService";
import DocsPage from "./pages/DocsPage";

const queryClient = new QueryClient({
  defaultOptions: {
    queries: {
      refetchOnWindowFocus: false,
      retry: false,
    },
  },
});

const PageLayout = () => {
  return (
    <div className="flex flex-col h-screen">
      <Header />
      <div className="bg-body-background bg-no-repeat bg-[url('./assets/body-background.svg')] flex-1">
        <Outlet />
      </div>
    </div>
  );
};

const SyncContext: React.FC = () => {
  const { context } = useParams();
  if (context) {
    apiService.setCluster(decodeURIComponent(context));
  }

  return <Outlet />;
};

export default function App() {
  const [shouldShowErrorModal, setShowErrorModal] = useState<
    ErrorAlert | undefined
  >(undefined);
  const value = { shouldShowErrorModal, setShowErrorModal };

  return (
    <AppContextProvider>
      <ErrorModalContext.Provider value={value}>
        <QueryClientProvider client={queryClient}>
          <HashRouter>
            <Routes>
              <Route path="docs/" element={<DocsPage />} />
              <Route path="*" element={<PageLayout />}>
                <Route path=":context?/*" element={<SyncContext />}>
                  <Route path="installed/?" element={<Installed />} />
                  <Route
                    path=":namespace/:chart/installed/revision/:revision"
                    element={<Revision />}
                  />
                  <Route path="repository/" element={<RepositoryPage />} />
                  <Route
                    path="repository/:selectedRepo?"
                    element={<RepositoryPage />}
                  />
                  <Route path="*" element={<Installed />} />
                </Route>
                <Route path="*" element={<Installed />} />
              </Route>
            </Routes>
            <GlobalErrorModal
              isOpen={!!shouldShowErrorModal}
              onClose={() => setShowErrorModal(undefined)}
              titleText={shouldShowErrorModal?.title || ""}
              contentText={shouldShowErrorModal?.msg || ""}
            />
          </HashRouter>
        </QueryClientProvider>
      </ErrorModalContext.Provider>
    </AppContextProvider>
  );
}