#!/usr/bin/env node

'use strict';

var execSync = require('child_process').execSync,
    expect = require('expect.js'),
    path = require('path'),
    superagent = require('superagent'),
    webdriver = require('selenium-webdriver');

var by = webdriver.By,
    Keys = webdriver.Key,
    until = webdriver.until;

process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';

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

    var chrome = require('selenium-webdriver/chrome');
    var server, browser = new chrome.Driver(), uploadedImageUrl;
    var username = 'admin', password = 'changeme';

    before(function (done) {
        var seleniumJar= require('selenium-server-standalone-jar');
        var SeleniumServer = require('selenium-webdriver/remote').SeleniumServer;
        server = new SeleniumServer(seleniumJar.path, { port: 4444 });
        server.start();

        done();
    });

    after(function (done) {
        browser.quit();
        server.stop();
        done();
    });

    var LOCATION = 'test';
    var TEST_TIMEOUT = 30000;
    var app;
    var email, token;

    function login(done) {
        browser.manage().window().setSize(1280,768);
        browser.manage().deleteAllCookies();
        browser.get('https://' + app.fqdn + '/login');
        browser.executeScript('localStorage.clear();')

        browser.get('https://' + app.fqdn + '/login');
        browser.sleep(5000); // takes some time for username to be visible
        browser.wait(until.elementLocated(by.id('username')), TEST_TIMEOUT).then(function () {
            browser.findElement(by.id('username')).sendKeys(username);
            browser.findElement(by.id('password')).sendKeys(password);
            browser.findElement(by.id('login')).click();
            browser.wait(until.elementLocated(by.xpath('//a[contains(text(), "Announcements")]')), TEST_TIMEOUT).then(function () { done(); });
        });
    }

    function checkMailPlugin(done) {
        browser.get('https://' + app.fqdn + '/admin/emailers/local');
        browser.wait(until.elementLocated(by.id('host')), TEST_TIMEOUT).then(function () {
            browser.findElement(by.id('host')).getAttribute('value').then(function (val) {
                if (val !== 'mail') return done(new Error('Incorrect mail server value: ' + val));
                done();
            });
        });
    }

    function restartForum(done) {
        browser.get('https://' + app.fqdn + '/admin').then(function () {
            return browser.findElement(by.xpath('//button[text()="Restart"]')).click();
        }).then(function () {
            return browser.sleep(3000);
        }).then(function () {
            return browser.findElement(by.xpath('//button[text()="Confirm"]')).click();
        }).then(function () {
            return browser.sleep(30000); // wait 30secs for reload
        }).then(function () {
            return browser.get('https://' + app.fqdn + '/admin');
        }).then(function () {
            return browser.findElement(by.xpath('//h1[text()="Dashboard"]'))
        }).then(function () { done(); });
    }

    function installCustomPlugin(done) {
        execSync('cloudron exec --app ' + app.id + ' -- /usr/local/bin/gosu cloudron:cloudron npm install nodebb-plugin-beep', { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
        done();
    }

    function activateCustomPlugin(done) {
        browser.get('https://' + app.fqdn + '/admin/extend/plugins#installed');
        browser.wait(until.elementLocated(by.xpath('//ul[contains(@class, "installed")]//strong[text()="nodebb-plugin-beep"]')), TEST_TIMEOUT).then(function () {
            return browser.sleep(10000);
        }).then(function () {
            return browser.findElement(by.xpath('//li[@id="nodebb-plugin-beep"]//button[@data-action="toggleActive"]')).click(); // activate the plugin
        }).then(function () {
            browser.sleep(20000).then(function() { done(); }); // wait for the action to succeed
        });
    }

    function listCustomPlugin(done) {
        browser.get('https://' + app.fqdn + '/admin/extend/plugins#installed');
        browser.wait(until.elementLocated(by.xpath('//strong[text()="nodebb-plugin-beep"]')), TEST_TIMEOUT).then(function () {
            done();
        });
    }

    function uploadImage(done) {
        browser.get('https://' + app.fqdn + '/user/admin/edit');
        browser.wait(until.elementLocated(by.xpath('//a[text()="Change Picture"]')), TEST_TIMEOUT).then(function () {
            browser.findElement(by.xpath('//a[text()="Change Picture"]')).click().then(function () {
                return browser.sleep(4000);
            }).then(function () {
                return browser.findElement(by.xpath('//button[@data-action="upload"]')).click();
            }).then(function () {
                return browser.sleep(4000);
            }).then(function () {
                return browser.findElement(by.xpath('//input[@type="file"]')).sendKeys(path.resolve(__dirname, '../logo.png'));
            }).then(function () {
                browser.sleep(3000);
            }).then(function () {
                return browser.findElement(by.id('fileUploadSubmitBtn')).click();
            }).then(function () {
                browser.sleep(3000).then(function () { done(); });
            });
        });
    }

    function checkImage(done) {
        browser.get('https://' + app.fqdn + '/user/admin');
        browser.wait(until.elementLocated(by.xpath('//img[@src="/uploads/profile/1-profileimg.png"]')), TEST_TIMEOUT);
        var img = browser.findElement(by.xpath('//img[@src="/uploads/profile/1-profileimg.png"]'));
        browser.executeScript('return arguments[0].complete && arguments[0].naturalWidth', img).then(function (imageWidth) {
            done(imageWidth === 128 ? null : new Error('failed to load image'));
        });
    }

    xit('build app', function () {
        execSync('cloudron build', { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
    });

    it('install app', function () {
        execSync('cloudron install --new --wait --location ' + LOCATION, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
    });

    it('can get app information', function () {
        var inspect = JSON.parse(execSync('cloudron inspect'));

        app = inspect.apps.filter(function (a) { return a.location === LOCATION; })[0];

        expect(app).to.be.an('object');
    });

    it('can login', login);
    it('check mail plugin', checkMailPlugin);
    it('can install custom plugin', installCustomPlugin);
    it('can restart forum', restartForum); // required before activate!
    it('can activate custom plugin', activateCustomPlugin);
    it('can list custom plugin', listCustomPlugin);
    it('can upload image', uploadImage);
    it('can check image', checkImage);

    it('backup app', function () {
        execSync('cloudron backup create --app ' + app.id, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
    });

    it('restore app', function () {
        execSync('cloudron restore --app ' + app.id, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
    });

    it('can login', login);
    it('can list custom plugin', listCustomPlugin);
    it('can check image', checkImage);

    it('can restart app', function (done) {
        execSync('cloudron restart --app ' + app.id);
        done();
    });

    it('can login', login);
    it('can list custom plugin', listCustomPlugin);
    it('can check image', checkImage);

    it('move to different location', function () {
        execSync('cloudron configure --wait --location ' + LOCATION + '2 --app ' + app.id, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
        var inspect = JSON.parse(execSync('cloudron inspect'));
        app = inspect.apps.filter(function (a) { return a.location === LOCATION + '2'; })[0];
        expect(app).to.be.an('object');
    });

    it('can login', login);
    it('can list custom plugin', listCustomPlugin);
    it('can check image', checkImage);

    it('uninstall app', function () {
        execSync('cloudron uninstall --app ' + app.id, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
    });
});