const assert = require('assert');
const path = require('path');
const webdriver = require('selenium-webdriver');

const { By, Key, until } = webdriver;
const { regularDelayMs, largeDelayMs } = require('./helpers');
const { buildWebDriver } = require('./webdriver');
const Ganache = require('./ganache');
const FixtureServer = require('./fixture-server');

const fixtureServer = new FixtureServer();

const ganacheServer = new Ganache();

describe('MetaMask', function () {
  let driver;
  let publicAddress;

  this.timeout(0);
  this.bail(true);

  before(async function () {
    await ganacheServer.start();
    await fixtureServer.start();
    await fixtureServer.loadState(
      path.join(__dirname, 'fixtures', 'imported-account'),
    );
    publicAddress = '0x5cfe73b6021e818b776b421b1c4db2474086a7e1';
    const result = await buildWebDriver();
    driver = result.driver;
    await driver.navigate();
  });

  afterEach(async function () {
    if (process.env.SELENIUM_BROWSER === 'chrome') {
      const errors = await driver.checkBrowserForConsoleErrors(driver);
      if (errors.length) {
        const errorReports = errors.map((err) => err.message);
        const errorMessage = `Errors found in browser console:\n${errorReports.join(
          '\n',
        )}`;
        console.error(new Error(errorMessage));
      }
    }
    if (this.currentTest.state === 'failed') {
      await driver.verboseReportOnFailure(this.currentTest.title);
    }
  });

  after(async function () {
    await ganacheServer.quit();
    await fixtureServer.stop();
    await driver.quit();
  });

  describe('successfully signs typed data', function () {
    let extension;
    let popup;
    let dapp;
    let windowHandles;

    it('accepts the account password after lock', async function () {
      await driver.delay(1000);
      const passwordField = await driver.findElement(By.id('password'));
      await passwordField.sendKeys('correct horse battery staple');
      await passwordField.sendKeys(Key.ENTER);
      await driver.delay(largeDelayMs * 4);
    });

    it('connects to the dapp', async function () {
      await driver.openNewPage('http://127.0.0.1:8080/');
      await driver.delay(regularDelayMs);

      await driver.clickElement(
        By.xpath(`//button[contains(text(), 'Connect')]`),
      );

      await driver.delay(regularDelayMs);

      await driver.waitUntilXWindowHandles(3);
      windowHandles = await driver.getAllWindowHandles();

      extension = windowHandles[0];
      dapp = await driver.switchToWindowWithTitle(
        'E2E Test Dapp',
        windowHandles,
      );
      popup = windowHandles.find(
        (handle) => handle !== extension && handle !== dapp,
      );

      await driver.switchToWindow(popup);

      await driver.delay(regularDelayMs);

      await driver.clickElement(By.xpath(`//button[contains(text(), 'Next')]`));
      await driver.clickElement(
        By.xpath(`//button[contains(text(), 'Connect')]`),
      );

      await driver.waitUntilXWindowHandles(2);
      await driver.switchToWindow(dapp);
    });

    it('creates a sign typed data signature request', async function () {
      await driver.clickElement(By.id('signTypedDataV4'), 10000);
      await driver.delay(largeDelayMs);

      await driver.delay(regularDelayMs);
      windowHandles = await driver.getAllWindowHandles();
      await driver.switchToWindowWithTitle(
        'MetaMask Notification',
        windowHandles,
      );
      await driver.delay(regularDelayMs);

      const title = await driver.findElement(
        By.css('.signature-request-content__title'),
      );
      const name = await driver.findElement(
        By.css('.signature-request-content__info--bolded'),
      );
      const content = await driver.findElements(
        By.css('.signature-request-content__info'),
      );
      const origin = content[0];
      const address = content[1];
      assert.equal(await title.getText(), 'Signature Request');
      assert.equal(await name.getText(), 'Ether Mail');
      assert.equal(await origin.getText(), 'http://127.0.0.1:8080');
      assert.equal(
        await address.getText(),
        `${publicAddress.slice(0, 8)}...${publicAddress.slice(
          publicAddress.length - 8,
        )}`,
      );
    });

    it('signs the transaction', async function () {
      await driver.clickElement(
        By.xpath(`//button[contains(text(), 'Sign')]`),
        10000,
      );
      await driver.delay(regularDelayMs);

      extension = windowHandles[0];
      await driver.switchToWindow(extension);
    });

    it('gets the current accounts address', async function () {
      await driver.clickElement(
        By.css('[data-testid="account-options-menu-button"]'),
      );
      await driver.clickElement(
        By.css('[data-testid="account-options-menu__account-details"]'),
      );
      await driver.delay(regularDelayMs);

      const addressInput = await driver.findElement(
        By.css('.readonly-input__input'),
      );
      const newPublicAddress = await addressInput.getAttribute('value');
      const accountModal = await driver.findElement(By.css('span .modal'));

      await driver.clickElement(By.css('.account-modal__close'));

      await driver.wait(until.stalenessOf(accountModal));
      await driver.delay(regularDelayMs);
      assert.equal(newPublicAddress.toLowerCase(), publicAddress);
    });
  });
});