const BASE = (import.meta.env.VITE_API_BASE || 'https://hyggecraftery.com/api/snakkimo').replace(/\/$/, '');

export const AUTH_URL = `${BASE}/auth/login`;
export const API_URL = `${BASE}/api`;

function getToken() {
  return localStorage.getItem('cmt_token');
}

export function logout() {
  localStorage.removeItem('cmt_token');
  localStorage.removeItem('cmt_user');
}

export async function login(email, password) {
  const res = await fetch(AUTH_URL, {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({ email, password }),
  });
  if (!res.ok) {
    const err = await res.json().catch(() => ({}));
    throw new Error(err.error || 'Login fehlgeschlagen');
  }
  const data = await res.json();
  localStorage.setItem('cmt_token', data.token);
  localStorage.setItem('cmt_user', JSON.stringify(data.user));
  return data;
}

export function getUser() {
  try { return JSON.parse(localStorage.getItem('cmt_user')); } catch { return null; }
}

export async function apiFetch(path, options = {}) {
  const token = getToken();
  const res = await fetch(`${API_URL}${path}`, {
    ...options,
    headers: {
      'Content-Type': 'application/json',
      ...(token ? { Authorization: `Bearer ${token}` } : {}),
      ...options.headers,
    },
  });
  if (res.status === 401) { logout(); window.location.href = '/login'; return; }
  if (!res.ok) {
    const err = await res.json().catch(() => ({}));
    throw new Error(err.error || `HTTP ${res.status}`);
  }
  if (res.status === 204) return null;
  return res.json();
}

export async function fetchAll(endpoint) {
  return apiFetch(`${endpoint}?limit=500&offset=0`);
}