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

const { By, until } = webdriver;
const enLocaleMessages = require('../../app/_locales/en/messages.json');
const { regularDelayMs, largeDelayMs } = require('./helpers');
const { buildWebDriver } = require('./webdriver');
const Ganache = require('./ganache');

const ganacheServer = new Ganache();

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

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

  before(async function () {
    await ganacheServer.start({
      accounts: [
        {
          secretKey:
            '0x53CB0AB5226EEBF4D872113D98332C1555DC304443BEE1CF759D15798D3C55A9',
          balance: 25000000000000000000,
        },
      ],
    });
    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 driver.quit();
  });

  describe('Going through the first time flow, but skipping the seed phrase challenge', function () {
    it('clicks the continue button on the welcome screen', async function () {
      await driver.findElement(By.css('.welcome-page__header'));
      await driver.clickElement(
        By.xpath(
          `//button[contains(text(), '${enLocaleMessages.getStarted.message}')]`,
        ),
      );
      await driver.delay(largeDelayMs);
    });

    it('clicks the "Create New Wallet" option', async function () {
      await driver.clickElement(
        By.xpath(`//button[contains(text(), 'Create a Wallet')]`),
      );
      await driver.delay(largeDelayMs);
    });

    it('clicks the "No thanks" option on the metametrics opt-in screen', async function () {
      await driver.clickElement(By.css('.btn-default'));
      await driver.delay(largeDelayMs);
    });

    it('accepts a secure password', async function () {
      const passwordBox = await driver.findElement(
        By.css('.first-time-flow__form #create-password'),
      );
      const passwordBoxConfirm = await driver.findElement(
        By.css('.first-time-flow__form #confirm-password'),
      );

      await passwordBox.sendKeys('correct horse battery staple');
      await passwordBoxConfirm.sendKeys('correct horse battery staple');

      await driver.clickElement(By.css('.first-time-flow__checkbox'));
      await driver.clickElement(By.css('.first-time-flow__form button'));
      await driver.delay(largeDelayMs);
    });

    it('skips the seed phrase challenge', async function () {
      await driver.clickElement(
        By.xpath(
          `//button[contains(text(), '${enLocaleMessages.remindMeLater.message}')]`,
        ),
      );
      await driver.delay(regularDelayMs);

      await driver.clickElement(
        By.css('[data-testid="account-options-menu-button"]'),
      );
      await driver.clickElement(
        By.css('[data-testid="account-options-menu__account-details"]'),
      );
    });

    it('gets the current accounts address', async function () {
      const addressInput = await driver.findElement(
        By.css('.readonly-input__input'),
      );
      publicAddress = 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);
    });
  });

  describe('provider listening for events', function () {
    let extension;
    let popup;
    let dapp;

    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);
      const 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);
      await driver.delay(regularDelayMs);
    });

    it('has the ganache network id within the dapp', async function () {
      const networkDiv = await driver.findElement(By.css('#network'));
      await driver.delay(regularDelayMs);
      assert.equal(await networkDiv.getText(), '1337');
    });

    it('changes the network', async function () {
      await driver.switchToWindow(extension);

      await driver.clickElement(By.css('.network-display'));
      await driver.delay(regularDelayMs);

      await driver.clickElement(
        By.xpath(`//span[contains(text(), 'Ropsten')]`),
      );
      await driver.delay(largeDelayMs);
    });

    it('sets the network div within the dapp', async function () {
      await driver.switchToWindow(dapp);
      const networkDiv = await driver.findElement(By.css('#network'));
      assert.equal(await networkDiv.getText(), '3');
    });

    it('sets the chainId div within the dapp', async function () {
      await driver.switchToWindow(dapp);
      const chainIdDiv = await driver.findElement(By.css('#chainId'));
      assert.equal(await chainIdDiv.getText(), '0x3');
    });

    it('sets the account div within the dapp', async function () {
      await driver.switchToWindow(dapp);
      const accountsDiv = await driver.findElement(By.css('#accounts'));
      assert.equal(await accountsDiv.getText(), publicAddress.toLowerCase());
    });
  });
});