import Boom from '@hapi/boom';
import { db } from '../db/knex.js';
import { readUserId } from '../services/userAuth.js';

/** @type {import('@hapi/hapi').RouteOptionsPreObject} */
export const requireUser = {
  assign: 'user',
  async method(request) {
    const token = jwtFromCookie(request.state.user_token);
    const userId = token ? readUserId(token) : null;

    if (!userId) {
      throw Boom.unauthorized('Authentication required');
    }

    const user = await db('users').where({ id: Number(userId) }).first();

    if (!user || !user.is_active) {
      throw Boom.unauthorized('Authentication required');
    }

    return { id: user.id, name: user.name ?? null, email: user.email };
  },
};

/**
 * @param {unknown} value
 * @returns {string | null}
 */
function jwtFromCookie(value) {
  if (typeof value === 'string') {
    return value;
  }

  if (value && typeof value === 'object' && 'token' in value && typeof value.token === 'string') {
    return value.token;
  }

  return null;
}