const logger = require("logops")
    , { Builder, Capabilities, WebDriver, By, until, Session, Actions } = require('selenium-webdriver')
    , _http = require('selenium-webdriver/http')
    , { Options } = require('selenium-webdriver/chrome');


class NavigateService {
    constructor() {
        this.config = {
            browser: 'chrome',
            hub: 'http://spiduler-chrome:4444/wd/hub',
            capabilities: Capabilities.chrome(),
            browserArgs: ['--no-sandbox', '--headless', '--disable-dev-shm-usage']
        }
    }

    rowing(params) {
        return this[params.anchor](params)
    }

    page(params) {
        return this._getDriver(params).then(driver => driver.findElement(By.css('body')).then(body => body.getAttribute('innerHTML')))
    }

    login(params) {
        return this._getDriver(params).then(driver => {
            return driver.get(params.uri).then(() => driver.wait(until.elementLocated(By.css(params.css.password)), 5000)).then(async () => {                              
                let username = driver.findElement(By.css(params.css.username))
                let password = driver.findElement(By.css(params.css.password))
                let submit = driver.findElement(By.css(params.css.submit))
                driver.actions().mouseMove(username).click().build().perform()
                username.sendKeys(params.key.username)
                password.sendKeys(params.key.password)
                // logger.info({ currentUrl: await driver.getCurrentUrl(), sessionId: await driver.getSession() }, 'aaaaa')
                return submit.click()
                // WebElement
                // return driver.findElement(By.css('body'))
            }).then(async body => {
                // return body.getAttribute('innerHTML')
                return { currentUrl: await driver.getCurrentUrl(), sessionId: await driver.getSession() }
            })
        })
    }

    _getDriver(params) {
        return params.sessionId ? this._getDriverExists(params) : this._getNewDriver()
    }

    async _getDriverExists(params) {
        return new WebDriver(new Session(params.sessionId, this.config.capabilities), new _http.Executor(Promise.resolve(this.config.hub)
            .then(url => new _http.HttpClient(url, null, null))))
    }

    _getNewDriver() {
        let opts = new Options;
        opts.addArguments(this.config.browserArgs)
        return new Builder()
            .usingServer(this.config.hub)
            .withCapabilities(this.config.capabilities)
            .forBrowser(this.config.browser)
            .setChromeOptions(opts)
            .build();
    }
}

module.exports = new NavigateService