import cookie from 'js-cookie'
import { Analytics } from '../../../core/analytics'
import { SegmentioSettings } from '../../segmentio'
import { ddFormTracking } from '..'
import { waitFor } from '@testing-library/dom'

const DRIFT_PAYLOAD = {
  data: {
    email: 'john.doe@example.com',
  },
}

describe('Drift Plugin', () => {
  let analytics: Analytics
  let settings: SegmentioSettings

  let identifyMock: jest.SpyInstance
  let trackMock: jest.SpyInstance

  beforeEach(() => {
    jest.resetAllMocks()
    jest.restoreAllMocks()

    settings = { apiKey: 'foo' }
    analytics = new Analytics({ writeKey: settings.apiKey })

    identifyMock = jest.spyOn(analytics, 'identify')
    trackMock = jest.spyOn(analytics, 'track')

    window.drift = {
      on: async (_, callback) => {
        await callback(DRIFT_PAYLOAD)
      },
    }
  })

  afterEach(() => {
    analytics.reset()
    Object.keys(cookie.get()).map((k) => cookie.remove(k))
    window.localStorage.clear()
    window.drift = undefined
  })

  it('should track and identify on event', async () => {
    await analytics.register(
      ddFormTracking({ drift: { eventName: 'my-track-name' } })
    )

    expect(identifyMock.mock.calls).toHaveLength(1)
    expect(identifyMock.mock.calls[0][1].email).toBe('john.doe@example.com')

    await waitFor(() => expect(trackMock.mock.calls).toHaveLength(1))
    expect(trackMock.mock.calls[0][0]).toBe('my-track-name')
  })
})