#!/usr/bin/env node

'use strict';

require('chromedriver');

var execSync = require('child_process').execSync,
    expect = require('expect.js'),
    fs = require('fs'),
    path = require('path'),
    superagent = require('superagent'),
    util = require('util');

var by = require('selenium-webdriver').By,
    until = require('selenium-webdriver').until;

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);

    var chrome = require('selenium-webdriver/chrome');
    var browser = new chrome.Driver();

    var TEST_TIMEOUT = parseInt(process.env.TIMEOUT, 10) || 20000;
    var LOCATION = 'test';
    var app, apiKey;
    var username = process.env.USERNAME;
    var password = process.env.PASSWORD;

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

    function getAppInfo() {
        var inspect = JSON.parse(execSync('cloudron inspect'));
        app = inspect.apps.filter(function (a) { return a.location === LOCATION || a.location === LOCATION + '2'; })[0];
        expect(app).to.be.an('object');
    }

    function login(username, password, done) {
        browser.manage().deleteAllCookies().then(function () {
            return browser.get('https://' + app.fqdn);
        }).then(function () {
            return browser.wait(until.elementLocated(by.id('username')));
        }).then(function () {
            return browser.findElement(by.id('username')).sendKeys(username);
        }).then(function () {
            return browser.findElement(by.id('password')).sendKeys(password);
        }).then(function () {
            return browser.findElement(by.tagName('form')).submit();
        }).then(function () {
            return browser.wait(until.elementLocated(by.id('documentName')));
        }).then(function () {
            done();
        });
    }

    function createDocument(done) {
        browser.get('https://' + app.fqdn).then(function () {
            return browser.wait(until.elementLocated(by.id('documentName')));
        }).then(function () {
            return browser.findElement(by.id('documentName')).sendKeys('paddington');
        }).then(function () {
            return browser.findElement(by.tagName('form')).submit();
        }).then(function () {
            return browser.wait(function () {
                return browser.getCurrentUrl().then(function (url) {
                    return url === 'https://' + app.fqdn + '/p/paddington';
                });
            }, TEST_TIMEOUT);
        }).then(function () {
            return browser.wait(until.elementLocated(by.name('ace_outer')), TEST_TIMEOUT);
        }).then(function () {
            return browser.switchTo().frame(browser.findElement(by.name('ace_outer')));
        }).then(function () {
            return browser.wait(until.elementLocated(by.name('ace_inner')), TEST_TIMEOUT);
        }).then(function () {
            return browser.switchTo().frame(browser.findElement(by.name('ace_inner')));
        }).then(function () {
            return browser.findElement(by.xpath('//body')).sendKeys('Cloudron');
        }).then(function () { // do not navigate away too fast before ep commits the text
            return browser.sleep(5000);
        }).then(function () {
            done();
        });
    }

    function getDocument(done) {
        browser.get('https://' + app.fqdn + '/p/paddington').then(function () {
            return browser.wait(function () {
                return browser.getCurrentUrl().then(function (url) {
                    return url === 'https://' + app.fqdn + '/p/paddington';
                });
            }, TEST_TIMEOUT);
        }).then(function () {
            return browser.wait(until.elementLocated(by.name('ace_outer')), TEST_TIMEOUT);
        }).then(function () {
            return browser.switchTo().frame(browser.findElement(by.name('ace_outer')));
        }).then(function () {
            return browser.wait(until.elementLocated(by.name('ace_inner')), TEST_TIMEOUT);
        }).then(function () {
            return browser.switchTo().frame(browser.findElement(by.name('ace_inner')));
        }).then(function () {
            return browser.findElement(by.xpath('//span[text()="Cloudron"]'));
        }).then(function () {
            done();
        });
    }

    function installPlugin(done) {
        browser.get('https://' + app.fqdn + '/admin/plugins').then(function () {
            return browser.wait(until.elementLocated(by.xpath('//a[text()="delete_after_delay"]')), TEST_TIMEOUT);
        }).then(function () {
            var button = browser.findElement(by.xpath('//tr[@class="ep_delete_after_delay"]//input[@class="do-install"]'));
            return browser.executeScript('arguments[0].scrollIntoView(true)', button);
        }).then(function () {
            return browser.findElement(by.xpath('//tr[@class="ep_delete_after_delay"]//input[@class="do-install"]')).click();
        }).then(function () {
            return browser.wait(until.elementLocated(by.xpath('//tr[@class="ep_delete_after_delay"]//input[@class="do-uninstall"]')), TEST_TIMEOUT);
        }).then(function () {
            done();
        });
    }

    function checkPlugin(done) {
        browser.get('https://' + app.fqdn + '/admin/plugins').then(function () {
            return browser.wait(until.elementLocated(by.xpath('//tr[@class="ep_delete_after_delay"]')), TEST_TIMEOUT);
        }).then(function () {
            return browser.wait(until.elementLocated(by.xpath('//tr[@class="ep_delete_after_delay"]//input[@class="do-uninstall"]')), TEST_TIMEOUT);
        }).then(function () {
            done();
        });
    }

    function getApiKey(done) {
        var out = execSync(util.format('cloudron exec --app %s -- cat /app/data/APIKEY.txt', app.id));
        apiKey = out.toString('utf8');
        console.log('apiKey is ' + apiKey);
        expect(apiKey.length).to.be(64);
        done();
    }

    function testApiAccess(done) {
        superagent.get('https://' + app.fqdn + '/api/1.2.7/listAllPads').query({ apikey: apiKey }).end(function (error, result) {
            expect(error).to.be(null);
            expect(result.statusCode).to.be(200);
            expect(result.body.data.padIDs).to.contain('paddington');
            done();
        });
    }

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

    it('install app without sso', function () {
        execSync('cloudron install --new --wait --no-sso --location ' + LOCATION, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
    });

    it('can get app information', getAppInfo);
    it('can setup custom users', function () {
        fs.writeFileSync('/tmp/settings.json', JSON.stringify({ users: { admin: { password: 'secret123', is_admin: true } } }), 'utf8');
        execSync('cloudron push --app ' + app.id + ' /tmp/settings.json /app/data/settings.json', { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
        execSync('cloudron restart --wait --app ' + app.id);
    });
    it('can login', login.bind(null, 'admin', 'secret123'));
    it('can create document', createDocument);
    it('can get existing document', getDocument);
    it('can install plugin', installPlugin);
    it('can get api key', getApiKey);
    it('can access api', testApiAccess);
    it('uninstall app', function (done) {
        // ensure we don't hit NXDOMAIN in the mean time
        browser.get('about:blank').then(function () {
            execSync('cloudron uninstall --app ' + app.id, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
            done();
        });
    });

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

    it('can get app information', getAppInfo);

    it('can login', login.bind(null, username, password));
    it('can create document', createDocument);
    it('can get existing document', getDocument);
    it('can install plugin', installPlugin);
    it('can get api key', getApiKey);
    it('can access api', testApiAccess);

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

    it('can get existing document', getDocument);
    it('can check plugin', checkPlugin);
    it('can access api', testApiAccess);

    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 get existing document', getDocument);
    it('can check plugin', checkPlugin);
    it('can access api', testApiAccess);

    it('move to different location', function (done) {
        browser.manage().deleteAllCookies();

        // ensure we don't hit NXDOMAIN in the mean time
        browser.get('about:blank').then(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');

            done();
        });
    });

    it('can login', login.bind(null, username, password));
    it('can get existing document', getDocument);
    it('can check plugin', checkPlugin);
    it('can access api', testApiAccess);

    it('uninstall app', function (done) {
        // ensure we don't hit NXDOMAIN in the mean time
        browser.get('about:blank').then(function () {
            execSync('cloudron uninstall --app ' + app.id, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
            done();
        });
    });

    // test update
    it('can install app', function () {
        execSync('cloudron install --new --wait --appstore-id org.etherpad.cloudronapp --location ' + LOCATION, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
    });

    it('can get app information', getAppInfo);
    it('can login', login.bind(null, username, password));
    it('can create document', createDocument);
    it('can get existing document', getDocument);
    it('can install plugin', installPlugin);
    it('can get api key', getApiKey);

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

    it('can get existing document', getDocument);
    it('can check plugin', checkPlugin);
    it('can access api', testApiAccess);
    it('uninstall app', function (done) {
        // ensure we don't hit NXDOMAIN in the mean time
        browser.get('about:blank').then(function () {
            execSync('cloudron uninstall --app ' + app.id, { cwd: path.resolve(__dirname, '..'), stdio: 'inherit' });
            done();
        });
    });
});