import mockAxios from 'axios';
import APIClient from '../src/api';
import * as endpoints from '../src/endpoints';

const CSRF_COOKIE_NAME = 'csrftoken';
const CSRF_HEADER_NAME = 'X-CSRFToken';

const LOGIN_CONTENT_TYPE = 'application/x-www-form-urlencoded';

describe('APIClient (api.js)', () => {
  afterEach(() => {
    mockAxios.customClearMocks();
  });

  test('constructor calls axios create', () => {
    const csrfObj = {
      xsrfCookieName: CSRF_COOKIE_NAME,
      xsrfHeaderName: CSRF_HEADER_NAME
    };
    expect(mockAxios.create).toHaveBeenCalledTimes(1);
    expect(mockAxios.create).toHaveBeenCalledWith(csrfObj);
    expect(APIClient.http).toHaveProperty('get');
  });

  test('isAuthenticated checks authentication and sets cookie from document', () => {
    APIClient.getCookie = jest.fn();
    const invalidCookie = 'invalid';
    const validLoggedOutCookie = 'current_user=%7B%22id%22%3A1%2C%22type%22%3A%22user%22%2C%22url%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2F%22%2C%22related%22%3A%7B%22admin_of_organizations%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fadmin_of_organizations%2F%22%2C%22authorized_tokens%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fauthorized_tokens%2F%22%2C%22roles%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Froles%2F%22%2C%22organizations%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Forganizations%2F%22%2C%22access_list%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Faccess_list%2F%22%2C%22teams%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fteams%2F%22%2C%22tokens%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Ftokens%2F%22%2C%22personal_tokens%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fpersonal_tokens%2F%22%2C%22credentials%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fcredentials%2F%22%2C%22activity_stream%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Factivity_stream%2F%22%2C%22projects%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fprojects%2F%22%7D%2C%22summary_fields%22%3A%7B%7D%2C%22created%22%3A%222018-10-19T16%3A30%3A59.141963Z%22%2C%22username%22%3A%22admin%22%2C%22first_name%22%3A%22%22%2C%22last_name%22%3A%22%22%2C%22email%22%3A%22%22%2C%22is_superuser%22%3Atrue%2C%22is_system_auditor%22%3Afalse%2C%22ldap_dn%22%3A%22%22%2C%22external_account%22%3Anull%2C%22auth%22%3A%5B%5D%7D; userLoggedIn=false; csrftoken=lhOHpLQUFHlIVqx8CCZmEpdEZAz79GIRBIT3asBzTbPE7HS7wizt7WBsgJClz8Ge';
    const validLoggedInCookie = 'current_user=%7B%22id%22%3A1%2C%22type%22%3A%22user%22%2C%22url%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2F%22%2C%22related%22%3A%7B%22admin_of_organizations%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fadmin_of_organizations%2F%22%2C%22authorized_tokens%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fauthorized_tokens%2F%22%2C%22roles%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Froles%2F%22%2C%22organizations%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Forganizations%2F%22%2C%22access_list%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Faccess_list%2F%22%2C%22teams%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fteams%2F%22%2C%22tokens%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Ftokens%2F%22%2C%22personal_tokens%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fpersonal_tokens%2F%22%2C%22credentials%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fcredentials%2F%22%2C%22activity_stream%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Factivity_stream%2F%22%2C%22projects%22%3A%22%2Fapi%2Fv2%2Fusers%2F1%2Fprojects%2F%22%7D%2C%22summary_fields%22%3A%7B%7D%2C%22created%22%3A%222018-10-19T16%3A30%3A59.141963Z%22%2C%22username%22%3A%22admin%22%2C%22first_name%22%3A%22%22%2C%22last_name%22%3A%22%22%2C%22email%22%3A%22%22%2C%22is_superuser%22%3Atrue%2C%22is_system_auditor%22%3Afalse%2C%22ldap_dn%22%3A%22%22%2C%22external_account%22%3Anull%2C%22auth%22%3A%5B%5D%7D; userLoggedIn=true; csrftoken=lhOHpLQUFHlIVqx8CCZmEpdEZAz79GIRBIT3asBzTbPE7HS7wizt7WBsgJClz8Ge';
    APIClient.getCookie.mockReturnValue(invalidCookie);
    expect(APIClient.isAuthenticated()).toBe(false);
    APIClient.getCookie.mockReturnValue(validLoggedOutCookie);
    expect(APIClient.isAuthenticated()).toBe(false);
    APIClient.getCookie.mockReturnValue(validLoggedInCookie);
    expect(APIClient.isAuthenticated()).toBe(true);
  });

  test('login calls get and post to login route, and sets cookie from document', (done) => {
    const un = 'foo';
    const pw = 'bar';
    const next = 'baz';
    const headers = { 'Content-Type': LOGIN_CONTENT_TYPE };
    const data = `username=${un}&password=${pw}&next=${next}`;
    APIClient.setCookie = jest.fn();
    APIClient.login(un, pw, next).then(() => {
      expect(mockAxios.get).toHaveBeenCalledTimes(1);
      expect(mockAxios.get).toHaveBeenCalledWith(endpoints.API_LOGIN, { headers });
      expect(mockAxios.post).toHaveBeenCalledTimes(1);
      expect(mockAxios.post).toHaveBeenCalledWith(endpoints.API_LOGIN, data, { headers });
      done();
    });
  });

  test('login encodes uri components for username, password and redirect', (done) => {
    const un = '/foo/';
    const pw = '/bar/';
    const next = '/baz/';
    const headers = { 'Content-Type': LOGIN_CONTENT_TYPE };
    const data = `username=${encodeURIComponent(un)}&password=${encodeURIComponent(pw)}&next=${encodeURIComponent(next)}`;
    APIClient.login(un, pw, next).then(() => {
      expect(mockAxios.post).toHaveBeenCalledTimes(1);
      expect(mockAxios.post).toHaveBeenCalledWith(endpoints.API_LOGIN, data, { headers });
      done();
    });
  });

  test('login redirect defaults to config route when not explicitly passed', (done) => {
    const un = 'foo';
    const pw = 'bar';
    const headers = { 'Content-Type': LOGIN_CONTENT_TYPE };
    const data = `username=${un}&password=${pw}&next=${encodeURIComponent(endpoints.API_CONFIG)}`;
    APIClient.setCookie = jest.fn();
    APIClient.login(un, pw).then(() => {
      expect(mockAxios.post).toHaveBeenCalledTimes(1);
      expect(mockAxios.post).toHaveBeenCalledWith(endpoints.API_LOGIN, data, { headers });
      done();
    });
  });

});