const fs = require('fs')
const mkdirp = require('mkdirp')
const path = require('path')
const assert = require('assert')
const pify = require('pify')
const webdriver = require('selenium-webdriver')
const By = webdriver.By
const { delay, buildWebDriver } = require('./func')

describe('Metamask popup page', function () {
  let driver
  this.seedPhase
  this.accountAddress
  this.timeout(0)

  before(async function () {
    const extPath = path.resolve('dist/chrome')
    driver = buildWebDriver(extPath)
    await driver.get('chrome://extensions-frame')
    const elems = await driver.findElements(By.css('.extension-list-item-wrapper'))
    const extensionId = await elems[1].getAttribute('id')
    await driver.get(`chrome-extension://${extensionId}/popup.html`)
    await delay(500)
  })

  afterEach(async function () {
    if (this.currentTest.state === 'failed') {
      await verboseReportOnFailure(this.currentTest)
    }
  })

  after(async function () {
    await driver.quit()
  })

  describe('#onboarding', () => {
    it('should open Metamask.io', async function () {
      const tabs = await driver.getAllWindowHandles()
      await driver.switchTo().window(tabs[0])
      await delay(300)
    })

    it('should match title', async () => {
      const title = await driver.getTitle()
      assert.equal(title, 'MetaMask', 'title matches MetaMask')
    })

    it('should show privacy notice', async () => {
      const privacy = await driver.findElement(By.css('.terms-header')).getText()
      assert.equal(privacy, 'PRIVACY NOTICE', 'shows privacy notice')
      driver.findElement(By.css('button')).click()
      await delay(300)
    })

    it('should show terms of use', async () => {
      await delay(300)
      const terms = await driver.findElement(By.css('.terms-header')).getText()
      assert.equal(terms, 'TERMS OF USE', 'shows terms of use')
      await delay(300)
    })

    it('should be unable to continue without scolling throught the terms of use', async () => {
      const button = await driver.findElement(By.css('button')).isEnabled()
      assert.equal(button, false, 'disabled continue button')
      const element = driver.findElement(By.linkText(
        'Attributions'
      ))
      await driver.executeScript('arguments[0].scrollIntoView(true)', element)
      await delay(300)
    })

    it('should be able to continue when scrolled to the bottom of terms of use', async () => {
      const button = await driver.findElement(By.css('button'))
      const buttonEnabled = await button.isEnabled()
      await delay(500)
      assert.equal(buttonEnabled, true, 'enabled continue button')
      await button.click()
      await delay(300)
    })

    it('should accept password with length of eight', async () => {
      const passwordBox = await driver.findElement(By.id('password-box'))
      const passwordBoxConfirm = await driver.findElement(By.id('password-box-confirm'))
      const button = driver.findElement(By.css('button'))

      passwordBox.sendKeys('123456789')
      passwordBoxConfirm.sendKeys('123456789')
      await delay(500)
      await button.click()
    })

    it('should show value was created and seed phrase', async () => {
      await delay(700)
      this.seedPhase = await driver.findElement(By.css('.twelve-word-phrase')).getText()
      const continueAfterSeedPhrase = await driver.findElement(By.css('button'))
      await continueAfterSeedPhrase.click()
      await delay(300)
    })

    it('should show lock account', async () => {
      await driver.findElement(By.css('.sandwich-expando')).click()
      await delay(500)
      await driver.findElement(By.css('#app-content > div > div:nth-child(3) > span > div > li:nth-child(3)')).click()
    })

    it('should accept account password after lock', async () => {
      await delay(500)
      await driver.findElement(By.id('password-box')).sendKeys('123456789')
      await driver.findElement(By.css('button')).click()
      await delay(500)
    })

    it('should show QR code option', async () => {
      await delay(300)
      await driver.findElement(By.css('.fa-ellipsis-h')).click()
      await driver.findElement(By.css('#app-content > div > div.app-primary.from-right > div > div > div:nth-child(1) > flex-column > div.name-label > div > span > i > div > div > li:nth-child(3)')).click()
      await delay(300)
    })

    it('should show the account address', async () => {
      this.accountAddress = await driver.findElement(By.css('.ellip-address')).getText()
      await driver.findElement(By.css('.fa-arrow-left')).click()
      await delay(500)
    })
  })

  async function verboseReportOnFailure(test) {
    const artifactDir = `./test-artifacts/${test.title}`
    const filepathBase = `${artifactDir}/test-failure`
    await pify(mkdirp)(artifactDir)
    // capture screenshot
    const screenshot = await driver.takeScreenshot()
    await pify(fs.writeFile)(`${filepathBase}-screenshot.png`, screenshot, { encoding: 'base64' })
    // capture dom source
    const htmlSource = await driver.getPageSource()
    await pify(fs.writeFile)(`${filepathBase}-dom.html`, htmlSource)
  }

})