import {createClientFunction} from 'e2ed';
import {log} from 'e2ed/utils';

import type {UserWorker} from 'autotests/types';
import type {ClientFunction} from 'e2ed/types';

type GetUsersOptions = Readonly<{delay?: number; retries?: number}> | undefined;

let clientGetUsers: ClientFunction<[number], unknown> | undefined;
let clientGetUsersRetries: number | undefined;

/**
 * Adds user-worker.
 */
export const addUser: ClientFunction<
  [Readonly<{delay?: number; user: UserWorker}>],
  Promise<object>
> = createClientFunction(
  ({delay, user}) =>
    fetch(`https://dummyjson.com/users/add${delay !== undefined ? `?delay=${delay}` : ''}`, {
      body: JSON.stringify(user),
      headers: {'Content-Type': 'application/json; charset=UTF-8'},
      method: 'POST',
    })
      .then((res) => res.json())
      .then((result: UserWorker) => {
        // eslint-disable-next-line no-console
        console.log('addUser return', result);

        return result;
      }),

  {name: 'addUser', timeout: 3_000},
);

/**
 * Get list of user-workers.
 */
export const getUsers = ({delay = 0, retries = 0}: GetUsersOptions = {}): Promise<unknown> => {
  log(`Send API request with delay = ${delay}s`);

  if (clientGetUsers === undefined || clientGetUsersRetries !== retries) {
    clientGetUsersRetries = retries;

    clientGetUsers = createClientFunction(
      (clientDelay: number) =>
        fetch(`https://dummyjson.com/users?delay=${clientDelay}`, {method: 'GET'}).then(
          (res) => res.json() as unknown,
        ),
      {name: 'getUsers', retries, timeout: 6_000},
    );
  }

  return clientGetUsers(delay);
};