import { useCallback, useState } from 'react';

const API_BASE = process.env.NEXT_PUBLIC_API_URL?.replace(/\/$/, '') || 'http://localhost:8000';

export function useAdminApi(token) {
  const [loading, setLoading] = useState(false);
  const [error, setError] = useState(null);

  const authorizedFetch = useCallback(
    async (path, options = {}) => {
      setLoading(true);
      setError(null);
      try {
        const response = await fetch(`${API_BASE}${path}`, {
          headers: {
            'Content-Type': 'application/json',
            Authorization: `Token ${token}`,
            ...(options.headers || {}),
          },
          ...options,
        });

        if (!response.ok) {
          const text = await response.text();
          throw new Error(text || `Request failed ${response.status}`);
        }

        const isJson = response.headers.get('content-type')?.includes('application/json');
        return isJson ? response.json() : null;
      } catch (err) {
        setError(err.message);
        throw err;
      } finally {
        setLoading(false);
      }
    },
    [token]
  );

  return { loading, error, request: authorizedFetch };
}