#!/usr/bin/env node

/* jshint esversion: 8 */
/* global describe */
/* global before */
/* global after */
/* global it */
/* global xit */

'use strict';

require('chromedriver');

const execSync = require('child_process').execSync,
    expect = require('expect.js'),
    path = require('path'),
    timers = require('timers/promises'),
    { Builder, By, until } = require('selenium-webdriver'),
    { Options } = require('selenium-webdriver/chrome');

if (!process.env.USERNAME || !process.env.PASSWORD) {
    console.log('USERNAME and PASSWORD env vars need to be set');
    process.exit(1);
}

describe('Application life cycle test', function () {
    this.timeout(0);

    const LOCATION = 'test';
    const TEST_TIMEOUT = 30000;
    const FOLDER = 'xmf'; // keep this small. long folder names fail in automation, not sure why
    const SYNC_PORT = 22001;
    const EXEC_ARGS = { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' };

    let browser, app;
    const adminUsername = 'admin', adminPassword = 'changeme';
    let username = process.env.USERNAME;
    let password = process.env.PASSWORD;

    before(function () {
        browser = new Builder().forBrowser('chrome').setChromeOptions(new Options().windowSize({ width: 1280, height: 1024 })).build();
    });

    after(function () {
        browser.quit();
    });

    function getAppInfo() {
        const inspect = JSON.parse(execSync('cloudron inspect'));
        app = inspect.apps.filter(function (a) { return a.location.indexOf(LOCATION) === 0; })[0];
        expect(app).to.be.an('object');
    }

    async function waitForElement(elem) {
        await browser.wait(until.elementLocated(elem), TEST_TIMEOUT);
        await browser.wait(until.elementIsVisible(browser.findElement(elem)), TEST_TIMEOUT);
    }

    async function login(username, password) {
        await browser.manage().deleteAllCookies();
        await browser.get('https://' + app.fqdn);
        await waitForElement(By.id('user'));
        await browser.findElement(By.id('user')).sendKeys(username);
        await browser.findElement(By.id('password')).sendKeys(password);
        await browser.findElement(By.xpath('//button[@type="submit"]')).click();
        await waitForElement(By.xpath('//span[text()="Actions"]'));
    }

    async function logout() {
        await browser.get('https://' + app.fqdn);
        await waitForElement(By.xpath('//span[text()="Actions"]'));
        await browser.findElement(By.xpath('//span[text()="Actions"]')).click();
        await browser.sleep(4000);
        await waitForElement(By.xpath('//span[text()="Log Out"]'));
        await browser.findElement(By.xpath('//span[text()="Log Out"]')).click();
        await browser.sleep(4000);
        await waitForElement(By.id('user'));
    }

    async function loadPage() {
        await browser.get('https://' + app.fqdn);
        await waitForElement(By.xpath('//span[text()="Actions"]'));
    }

    async function addFolder() {
        await browser.get('https://' + app.fqdn);
        await browser.findElement(By.css('[ng-click*=addFolder]')).click();
        await waitForElement(By.id('folderPath'));
        await browser.sleep(8000); // wait more, not sure why this is needed
        await browser.findElement(By.id('folderLabel')).sendKeys(FOLDER);
        await browser.sleep(8000); // without this sometimes only part of the folder name gets through
        await browser.findElement(By.css('[ng-click*=saveFolder]')).click();
        await browser.sleep(8000); // without this "stale element"
        await waitForElement(By.xpath(`//span[contains(text(), '${FOLDER}')]`));
        await browser.sleep(8000);
    }

    async function checkFolder() {
        await browser.get('https://' + app.fqdn);
        await browser.sleep(5000);
        await browser.get('https://' + app.fqdn);
        await browser.wait(until.elementLocated(By.xpath(`//span[text()="${FOLDER}"]`)), TEST_TIMEOUT);
    }

    xit('build app', function () { execSync('cloudron build', EXEC_ARGS); });

    // NO SSO
    it('install app (NO SSO)', function () { execSync('cloudron install --no-sso --port-bindings SYNC_PORT=' + SYNC_PORT + ' --location ' + LOCATION, EXEC_ARGS); });
    it('can get app information', getAppInfo);

    it('can admin login', login.bind(null, adminUsername, adminPassword));
    it('can load page', loadPage);
    it('can add folder', addFolder);
    it('can check folder', checkFolder);

    it('uninstall app', async function () {
        await browser.get('about:blank');
        execSync('cloudron uninstall --app ' + app.id, EXEC_ARGS);
    });

    // SSO
    it('install app (SSO)', function () { execSync('cloudron install --port-bindings SYNC_PORT=' + SYNC_PORT + ' --location ' + LOCATION, EXEC_ARGS); });
    it('can get app information', getAppInfo);

    it('can login', login.bind(null, username, password));
    it('can load page', loadPage);
    it('can add folder', addFolder);
    it('can logout', logout);

    it('backup app', async function () { execSync('cloudron backup create --app ' + app.id, EXEC_ARGS); });
    it('restore app', async function () {
        await browser.get('about:blank');
        execSync('cloudron restore --app ' + app.id, EXEC_ARGS);
        await timers.setTimeout(5000);
    });

    it('can login', login.bind(null, username, password));
    it('can load page', loadPage);
    it('can check folder', checkFolder);
    it('can logout', logout);

    it('move to different location', async function () {
        await browser.get('about:blank');
        execSync(`cloudron configure --location ${LOCATION}2 --app ${app.id}`, EXEC_ARGS);
        await timers.setTimeout(5000);
    });
    it('can get app information', getAppInfo);

    it('can login', login.bind(null, username, password));
    it('can load page', loadPage);
    it('can check folder', checkFolder);
    it('can logout', logout);

    it('uninstall app', async function () {
        await browser.get('about:blank');
        execSync('cloudron uninstall --app ' + app.id, EXEC_ARGS);
    });

    // test update
    it('can install app', async function () {
        execSync('cloudron install --port-bindings SYNC_PORT=' + SYNC_PORT + ' --appstore-id net.syncthing.cloudronapp2 --location ' + LOCATION, EXEC_ARGS);
        await timers.setTimeout(30000);
    });
    it('can get app information', getAppInfo);
    it('can login', login.bind(null, username, password));
    it('can load page', loadPage);
    it('can add folder', addFolder);
    it('can logout', logout);

    it('can update', async function () {
        await browser.get('about:blank');
        execSync('cloudron update --app ' + LOCATION, EXEC_ARGS);
        await timers.setTimeout(30000);
    });
    it('can login', login.bind(null, username, password));
    it('can check folder', checkFolder);

    it('uninstall app', async function () {
        await browser.get('about:blank');
        execSync('cloudron uninstall --app ' + app.id, EXEC_ARGS);
    });
});