#!/usr/bin/env node

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

'use strict';

require('chromedriver');

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

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

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

    var browser;
    var app;
    var username = 'admin', password = 'changeme';

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

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

    function getAppInfo() {
        var 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');
    }

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

    function invalidPassword(callback) {
        superagent.get('https://' + app.fqdn).auth(username, password + 'x').end(function (error, result) {
            expect(result.status).to.eql(401);

            callback();
        });
    }

    function loadPage(callback) {
        browser.manage().deleteAllCookies().then(function () {
            return browser.sleep(5000);
        }).then(function() {
            return browser.get('https://' + username + ':' + encodeURIComponent(password) + '@' + app.fqdn).then(function () {
                return browser.get('https://' + app.fqdn);
            });
        }).then(function () {
            return browser.sleep(5000);
        }).then(function () {
            return browser.get('https://' + app.fqdn);
        }).then(function () {
            return waitForElement(By.xpath('//span[text()="Actions"]'));
        }).then(function () {
            callback();
        });
    }

    function addFolder(callback) {
        browser.get('https://' + app.fqdn).then(function () {
            return browser.findElement(By.css('[ng-click*=addFolder]')).click();
        }).then(function () {
            return waitForElement(By.id('folderPath'));
        }).then(function () {
            return browser.sleep(4000); // wait more, not sure why this is needed
        }).then(function() {
            return browser.findElement(By.id('folderLabel')).sendKeys(FOLDER);
        }).then(function () {
            return browser.sleep(4000); // without this sometimes only part of the folder name gets through
        }).then(function() {
            return browser.findElement(By.css('[ng-click*=saveFolder]')).click();
        }).then(function() {
            return browser.wait(until.elementLocated(By.css('#folders .panel-status span[ng-switch-when=unshared]')), TEST_TIMEOUT);
        }).then(function () {
            return browser.sleep(4000);
        }).then(function() {
            callback();
        });
    }

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

    function removeFolder(callback) {
        browser.get('https://' + app.fqdn).then(function () {
            return waitForElement(By.xpath('//span[text()="Actions"]'));
        }).then(function() {
            return browser.findElement(By.css('#folders button')).click();
        }).then(function () {
            return browser.sleep(3000); //No way to check for visibility of angular-js components
        }).then(function () {
            return browser.findElement(By.css('#folder-0 button[ng-click*=editFolder]')).click();
        }).then(function () {
            return browser.sleep(3000); //No way to check for visibility of angular-js components
        }).then(function () {
            return browser.findElement(By.xpath('//button[@data-target="#remove-folder-confirmation"]')).click();
        }).then(function () {
            return browser.sleep(3000); //No way to check for visibility of angular-js components
        }).then(function () {
            return browser.findElement(By.css('[ng-click*=deleteFolder]')).click();
        }).then(function () {
            return browser.sleep(3000); //This needs to run for some time
        }).then(function () {
            callback();
        });
    }

    function wait (done) {
        setTimeout(done, 10000);
    }

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

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

    it('wait', wait);

    it('fails with invalid password', invalidPassword);
    it('can load page', loadPage);
    it('can add folder', addFolder);

    it('backup app', 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);
    });

    it('wait', wait);

    it('can load page', loadPage);
    it('can check folder', checkFolder);

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

    it('wait', wait);

    it('can load page', loadPage);
    it('can check folder', checkFolder);
    it('can remove folder', removeFolder);

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

    // test update
    it('can install app', function () { execSync('cloudron install --port-bindings SYNC_PORT=' + SYNC_PORT + ' --appstore-id net.syncthing.cloudronapp2 --location ' + LOCATION, EXEC_ARGS); });
    it('can get app information', getAppInfo);
    it('wait', wait);
    it('can load page', loadPage);
    it('can add folder', addFolder);
    it('can update', async function () {
        await browser.get('about:blank');
        execSync('cloudron update --app ' + LOCATION, EXEC_ARGS);
    });
    it('wait', wait);
    it('can check folder', checkFolder);

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