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Sección 15 - CorsDemo - App.jsx
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| import { useState } from "react"; | |
| function App() { | |
| const [data, setData] = useState(null); | |
| const [error, setError] = useState(null); | |
| const fetchData = async () => { | |
| setData(null); | |
| setError(null); | |
| }; | |
| return ( | |
| <div style={{ fontFamily: "sans-serif", padding: 30 }}> | |
| <h1>Demo CORS con FastAPI</h1> | |
| <p> | |
| Este ejemplo intenta conectar con la API en <b>http://127.0.0.1:8000</b> | |
| </p> | |
| <button | |
| onClick={fetchData} | |
| style={{ | |
| background: "#3182ce", | |
| color: "white", | |
| padding: "10px 20px", | |
| border: "none", | |
| borderRadius: 6, | |
| cursor: "pointer", | |
| fontSize: "16px", | |
| }} | |
| > | |
| Probar conexión | |
| </button> | |
| {data && ( | |
| <pre | |
| style={{ | |
| marginTop: 20, | |
| background: "#1a202c", | |
| color: "#f7fafc", | |
| padding: 15, | |
| borderRadius: 8, | |
| }} | |
| > | |
| {JSON.stringify(data, null, 2)} | |
| </pre> | |
| )} | |
| {error && ( | |
| <pre | |
| style={{ | |
| marginTop: 20, | |
| background: "#fed7d7", | |
| color: "#742a2a", | |
| padding: 15, | |
| borderRadius: 8, | |
| }} | |
| > | |
| {error} | |
| </pre> | |
| )} | |
| </div> | |
| ); | |
| } | |
| export default App; |
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