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import React, { useState } from "react";
import {
BrowserRouter as Router,
Switch,
Route,
Link,
useParams
} from "react-router-dom";
import Error from "./Error";
import Header from "./Header";
import ListView from "./ListView";
import Login from "./Login";
import ScanView from "./ScanView";
import "../styles/main.css";
function App(props) {
let [token, setToken] = useState(localStorage.getItem("token"));
let [error, setError] = useState(null);
function setTokenWrapper(token) {
localStorage.setItem("token", token);
setToken(token);
}
function clearToken() {
localStorage.removeItem("token");
setToken(null);
}
function clearError() {
setError(null);
}
if (error !== null)
return (
<Error
error={error}
clearError={clearError}
clearToken={clearToken}
/>
);
if (token === null)
return <Login setToken={setTokenWrapper} setError={setError} />;
return (
<Router>
<Header clearToken={clearToken} />
<Switch>
<Route path="/:id">
<MakeScanView token={token} setError={setError} />
</Route>
<Route path="/">
<ListView token={token} setError={setError} />
</Route>
</Switch>
</Router>
);
}
function MakeScanView(props) {
let { id } = useParams();
return <ScanView id={id} token={props.token} setError={props.setError} />;
}
export default App;
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