"use client";

import { useMemo } from "react";
import { useAuth } from "@/context/AuthContext";

const API_BASE_URL =
  process.env.NEXT_PUBLIC_API_BASE_URL ?? "";

type JsonValue = any;

export function useApi() {
  const { token } = useAuth();

  return useMemo(() => {
    function authHeaders(extra?: HeadersInit): HeadersInit {
      const base: Record<string, string> = {};
      if (token) base.Authorization = `Bearer ${token}`;
      return { ...base, ...(extra as any) };
    }

    async function get(path: string, init?: RequestInit) {
      return fetch(`${API_BASE_URL}${path}`, {
        ...init,
        headers: authHeaders(init?.headers),
      });
    }

    async function post(path: string, body: JsonValue, init?: RequestInit) {
      return fetch(`${API_BASE_URL}${path}`, {
        method: "POST",
        ...init,
        headers: authHeaders({
          "Content-Type": "application/json",
          ...(init?.headers as any),
        }),
        body: JSON.stringify(body),
      });
    }

    async function put(path: string, body: JsonValue, init?: RequestInit) {
      return fetch(`${API_BASE_URL}${path}`, {
        method: "PUT",
        ...init,
        headers: authHeaders({
          "Content-Type": "application/json",
          ...(init?.headers as any),
        }),
        body: JSON.stringify(body),
      });
    }

    async function del(path: string, init?: RequestInit) {
      return fetch(`${API_BASE_URL}${path}`, {
        method: "DELETE",
        ...init,
        headers: authHeaders(init?.headers),
      });
    }

    // ✅ stable reference unless token changes
    return { get, post, put, del };
  }, [token]);
}