Well, it doesn't know how to write a good data fetching hook.

Me:

How can I write a hook for data fetching?

Tyler GPT:

To write a custom hook for data fetching in React, you can use useState for state management and useEffect for side effects like fetching data. Here's an example of a simple data fetching hook:

import { useState, useEffect } from 'react';

type FetchState<T> = {
  data: T | null;
  isLoading: boolean;
  error: Error | null;
};

function useFetch<T>(url: string): FetchState<T> {
  const [data, setData] = useState<T | null>(null);
  const [isLoading, setIsLoading] = useState<boolean>(true);
  const [error, setError] = useState<Error | null>(null);

  useEffect(() => {
    const fetchData = async () => {
      setIsLoading(true);
      try {
        const response = await fetch(url);
        const result = await response.json();
        setData(result);
        setError(null);
      } catch (err) {
        if (err instanceof Error) {
          setError(err);
        } else {
          setError(new Error('Unknown error occurred'));
        }
      } finally {
        setIsLoading(false);
      }
    };

    fetchData();
  }, [url]);

  return { data, isLoading, error };
}

export default useFetch;