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

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

const ganacheServer = new Ganache();

describe('Using MetaMask with an existing account', function () {
  let driver;

  const testSeedPhrase =
    'forum vessel pink push lonely enact gentle tail admit parrot grunt dress';

  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('First time flow starting from an existing seed phrase', 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 "Import Wallet" option', async function () {
      await driver.clickElement(
        By.xpath(`//button[contains(text(), 'Import 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('imports a seed phrase', async function () {
      const [seedTextArea] = await driver.findElements(
        By.css('input[placeholder="Paste seed phrase from clipboard"]'),
      );
      await seedTextArea.sendKeys(testSeedPhrase);
      await driver.delay(regularDelayMs);

      const [password] = await driver.findElements(By.id('password'));
      await password.sendKeys('correct horse battery staple');
      const [confirmPassword] = await driver.findElements(
        By.id('confirm-password'),
      );
      confirmPassword.sendKeys('correct horse battery staple');

      await driver.clickElement(By.css('.first-time-flow__terms'));

      await driver.clickElement(
        By.xpath(`//button[contains(text(), 'Import')]`),
      );
      await driver.delay(regularDelayMs);
    });

    it('clicks through the success screen', async function () {
      await driver.findElement(
        By.xpath(`//div[contains(text(), 'Congratulations')]`),
      );
      await driver.clickElement(
        By.xpath(
          `//button[contains(text(), '${enLocaleMessages.endOfFlowMessage10.message}')]`,
        ),
      );
      await driver.delay(regularDelayMs);
    });
  });

  describe('Send ETH from inside MetaMask', function () {
    it('starts a send transaction', async function () {
      await driver.clickElement(By.css('[data-testid="eth-overview-send"]'));
      await driver.delay(regularDelayMs);

      const inputAddress = await driver.findElement(
        By.css('input[placeholder="Search, public address (0x), or ENS"]'),
      );
      await inputAddress.sendKeys('0x2f318C334780961FB129D2a6c30D0763d9a5C970');

      const inputAmount = await driver.findElement(
        By.css('.unit-input__input'),
      );
      await inputAmount.sendKeys('1');

      // Set the gas limit
      await driver.clickElement(By.css('.advanced-gas-options-btn'));
      await driver.delay(regularDelayMs);

      const gasModal = await driver.findElement(By.css('span .modal'));

      const [gasPriceInput, gasLimitInput] = await driver.findElements(
        By.css('.advanced-gas-inputs__gas-edit-row__input'),
      );

      await gasPriceInput.clear();
      await driver.delay(50);
      await gasPriceInput.sendKeys('10');
      await driver.delay(50);
      await driver.delay(tinyDelayMs);
      await driver.delay(50);

      await gasLimitInput.clear();
      await driver.delay(50);
      await gasLimitInput.sendKeys('25000');

      await driver.delay(1000);

      await driver.clickElement(By.xpath(`//button[contains(text(), 'Save')]`));
      await driver.wait(until.stalenessOf(gasModal));
      await driver.delay(regularDelayMs);

      // Continue to next screen
      await driver.clickElement(By.xpath(`//button[contains(text(), 'Next')]`));
      await driver.delay(regularDelayMs);
    });

    it('has correct value and fee on the confirm screen the transaction', async function () {
      const transactionAmounts = await driver.findElements(
        By.css('.currency-display-component__text'),
      );
      const transactionAmount = transactionAmounts[0];
      assert.equal(await transactionAmount.getText(), '1');

      const transactionFee = transactionAmounts[1];
      assert.equal(await transactionFee.getText(), '0.00025');
    });

    it('edits the transaction', async function () {
      await driver.clickElement(
        By.css('.confirm-page-container-header__back-button'),
      );

      await driver.delay(regularDelayMs);

      const inputAmount = await driver.findElement(
        By.css('.unit-input__input'),
      );

      await inputAmount.clear();
      await driver.delay(50);
      await inputAmount.sendKeys('2.2');

      await driver.clickElement(By.css('.advanced-gas-options-btn'));
      await driver.delay(regularDelayMs);

      const gasModal = await driver.findElement(By.css('span .modal'));

      const [gasPriceInput, gasLimitInput] = await driver.findElements(
        By.css('.advanced-gas-inputs__gas-edit-row__input'),
      );

      await gasPriceInput.clear();
      await driver.delay(50);
      await gasPriceInput.sendKeys('8');
      await driver.delay(50);
      await driver.delay(tinyDelayMs);
      await driver.delay(50);

      await gasLimitInput.clear();
      await driver.delay(50);
      await gasLimitInput.sendKeys('100000');

      await driver.delay(1000);

      await driver.clickElement(By.xpath(`//button[contains(text(), 'Save')]`));
      await driver.wait(until.stalenessOf(gasModal));
      await driver.delay(regularDelayMs);

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

    it('has correct updated value on the confirm screen the transaction', async function () {
      const transactionAmounts = await driver.findElements(
        By.css('.currency-display-component__text'),
      );
      const transactionAmount = transactionAmounts[0];
      assert.equal(await transactionAmount.getText(), '2.2');

      const transactionFee = transactionAmounts[1];
      assert.equal(await transactionFee.getText(), '0.0008');
    });

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

    it('finds the transaction in the transactions list', async function () {
      await driver.clickElement(By.css('[data-testid="home__activity-tab"]'));
      await driver.wait(async () => {
        const confirmedTxes = await driver.findElements(
          By.css(
            '.transaction-list__completed-transactions .transaction-list-item',
          ),
        );
        return confirmedTxes.length === 1;
      }, 10000);

      const txValues = await driver.findElements(
        By.css('.transaction-list-item__primary-currency'),
      );
      assert.equal(txValues.length, 1);
      assert.ok(/-2.2\s*ETH/u.test(await txValues[0].getText()));
    });
  });
});