//////users-thunk-test.ts

import {actions, follow, unfollow} from "./users-reducer";
import {usersAPI} from "../api/users-api";
import {IResponseAPI, ResultCodesEnum} from "../api/api";

jest.mock("../api/users-api")
const usersAPIMock = usersAPI as jest.Mocked<typeof usersAPI>

const result: IResponseAPI = {
  resultCode: ResultCodesEnum.Success,
  messages: [],
  data: {}
}
usersAPIMock.follow.mockReturnValue(Promise.resolve(result))

test('follow user', async () => {

  const dispatch = jest.fn();
  const getState = jest.fn();

  await follow(1)(dispatch, getState, {});

  expect(dispatch).toBeCalledWith(actions.toggleIsFollowingAC(true, 1))
  expect(dispatch).toBeCalledWith(actions.followSuccess(1)); ////////// Вот тут валится ошибка
  expect(dispatch).toBeCalledWith(actions.toggleIsFollowingAC(false, 1));
})

///////// Функция, которую тестирую

export const follow = (userId: number): ThunkActionType => {
  return async (dispatch) => {
    dispatch(actions.toggleIsFollowingAC(true, userId))
    const data = await usersAPI.follow(userId) //////// Вот тут получаю undefined
    try {
      if (data.resultCode === 0) {
        dispatch(actions.followSuccess(userId))
      }
      dispatch(actions.toggleIsFollowingAC(false, userId))
    } catch (error) {
      dispatch(actions.toggleIsFollowingAC(false, userId))
    }
  }
}


/// REQUEST TO API

export const instanceAxios = axios.create({
  baseURL: 'https://social-network.samuraijs.com/api/1.0/',
  withCredentials: true,
  headers: {
    'API-KEY': '91cc5a84-d625-478b-a406-09acdffa3140'
  }
})

export interface IResponseAPI {
  data: object,
  resultCode: ResultCodesEnum,
  messages: Array<string>
}

export const usersAPI = {
  follow(userId: number) {
    return instanceAxios.post<IResponseAPI>(`follow/${userId}`)
      .then(response => {
        return response.data
      })
  },
}