/*
 * This tests a flow for cloudron owner creating a selfhosted cloudron on ec2
 * Owner creates a cloudron, activates it, installs and app and deletes the cloudron eventually
 *
 */

'use strict';

var AppStore = require('../appstore.js'),
    assert = require('assert'),
    async = require('async'),
    AWS = require('aws-sdk'),
    child_process = require('child_process'),
    Cloudron = require('../cloudron.js'),
    common = require('../common.js'),
    mailer = require('../mailer.js'),
    util = require('util');

require('colors');

process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';
const BOX_VERSION = process.env.BOX_VERSION;
const CUSTOM_DOMAIN = process.env.CUSTOM_DOMAIN;
const EC2_TYPE = 't2.micro';
const EC2_SIZE = 40;
const EC2_REGION = 'eu-central-1';
const EC2_SSH_KEY = 'id_rsa_yellowtent';
const EC2_SUBNET = 'subnet-801402e9';
const EC2_SECURITY_GROUP = 'sg-b9a473d1';
const BACKUP_KEY = 'somesecret';
const BACKUP_BUCKET = 'selfhost-test';
const AWS_ACCESS_KEY = process.env.AWS_ACCESS_KEY;
const AWS_ACCESS_SECRET = process.env.AWS_ACCESS_SECRET;

process.env.CLOUDRON_VERSIONS_URL = process.env.BOX_VERSIONS_URL;

function machine(args, options) {
    // https://github.com/nodejs/node-v0.x-archive/issues/9265
    options = options || { };
    args = util.isArray(args) ? args : args.match(/[^\s"]+|"([^"]+)"/g);
    args = args.map(function (e) { return e[0] === '"' ? e.slice(1, -1) : e; }); // remove the quotes

    console.log('machine ' + args.join(' '));

    try {
        var cp = child_process.spawnSync('machine', args, { stdio: [ options.stdin || 'pipe', options.stdout || 'pipe', 'pipe' ], encoding: options.encoding || 'utf8' });
        return cp;
    } catch (e) {
        console.error(e);
        throw e;
    }
}

describe('Selfhost EC2 Cloudron creation', function () {
    this.timeout(0);

    var appStore = new AppStore('https://api.staging.cloudron.io');
    var ec2 = new AWS.Route53({ accessKeyId: AWS_ACCESS_KEY, secretAccessKey: AWS_ACCESS_SECRET, region: EC2_REGION });

    var owner = common.getOwner();
    var cloudron, appId, backupInfo, instanceId, newInstanceId;

    it('can create a cloudron', function () {
        var params = [
            '--fqdn ' + CUSTOM_DOMAIN,
            '--type ' + EC2_TYPE,
            '--size ' + EC2_SIZE,
            '--region ' + EC2_REGION,
            '--ssh-key ' + EC2_SSH_KEY,
            '--access-key-id ' + AWS_ACCESS_KEY,
            '--secret-access-key ' + AWS_ACCESS_SECRET,
            '--subnet ' + EC2_SUBNET,
            '--security-group ' + EC2_SECURITY_GROUP,
            '--backup-key ' + BACKUP_KEY,
            '--backup-bucket ' + BACKUP_BUCKET,
            '--release ' + BOX_VERSION
        ];

        var out = machine('create ec2 ' + params.join(' '));

        if (out.stdout.indexOf('You can now use your Cloudron at') === -1) {
            console.error(out.stdout, out.stderr);
            assert(false, 'Creation failed');
        }

        // Wohooo strings!
        instanceId = out.stdout.split('\n').filter(function (l) { return l.indexOf('ID: ') !== -1; })[0].split(':')[1].trim();

        console.log('New instance created with ID', instanceId);

        cloudron = new Cloudron({
            domain: CUSTOM_DOMAIN,
            setupToken: null,
            version: BOX_VERSION,
            ip: null
        });
    });

    it('can activate the box', function () {
        cloudron.activate(owner);
    });

    it('can login to the box', function () {
        var token = cloudron.getOauthToken(owner);
        cloudron.setCredentials(owner.password, token);
    });

    it('send mail to cloudron user', function (done) {
        mailer.sendMailToCloudronUser(owner.username + '@' + CUSTOM_DOMAIN, done);
    });

    var location = 'test' + (Math.random() * 10000).toFixed();
    it('can install app', function () {
        var manifest = appStore.getManifest(common.TESTAPP_ID, common.TESTAPP_VERSION);
        appId = cloudron.installApp(location, manifest);
    });

    it('can populate the addons', function () {
        cloudron.populateAddons(cloudron.appFqdn(location));
    });

    it('can check the addons', function () {
        cloudron.checkAddons(cloudron.appFqdn(location), owner);
    });

    it('can backup the box', function () {
        backupInfo = cloudron.backup();
        assert.strictEqual(backupInfo.dependsOn.length, 1);
    });

    it('can restore the box', function () {
        var params = [
            '--fqdn ' + CUSTOM_DOMAIN,
            '--type ' + EC2_TYPE,
            '--size ' + EC2_SIZE,
            '--region ' + EC2_REGION,
            '--ssh-key ' + EC2_SSH_KEY,
            '--access-key-id ' + AWS_ACCESS_KEY,
            '--secret-access-key ' + AWS_ACCESS_SECRET,
            '--subnet ' + EC2_SUBNET,
            '--security-group ' + EC2_SECURITY_GROUP,
            '--backup-key ' + BACKUP_KEY,
            '--backup-bucket ' + BACKUP_BUCKET,
            '--backup ' + backupInfo.id,
        ];

        var out = machine('restore ec2 ' + params.join(' '));

        if (out.stdout.indexOf('You can now use your Cloudron at') === -1) {
            console.error(out.stdout, out.stderr);
            assert(false, 'Restore failed');
        }

        newInstanceId = out.stdout.split('\n').filter(function (l) { return l.indexOf('ID: ') !== -1; })[0].split(':')[1].trim();

        console.log('New instance created with ID', newInstanceId);
    });

    it('wait for app to be ready', function () {
        cloudron.waitForApp(appId);
    });

    it('can configure app', function () {
        location = location + 'x';
        cloudron.configureApp(appId, location);
    });

    it('can check the addons', function () {
        cloudron.checkAddons(cloudron.appFqdn(location), owner);
    });

    it('can reboot the cloudron', function () {
        cloudron.reboot();
    });

    it('can check the addons', function () {
        cloudron.checkAddons(cloudron.appFqdn(location), owner);
    });

    it('can uninstall app', function () {
        cloudron.uninstallApp(appId);
    });

    it('can check mail', function (done) {
        cloudron.checkMail(owner, done);
    });

    // check this after activation
    xit('has setup DNS records correctly', function (done) {
        async.series([
            // cloudron.checkA.bind(cloudron), // this is at user's discretion
            cloudron.checkSPF.bind(cloudron),
            cloudron.checkDKIM.bind(cloudron),
            cloudron.checkMX.bind(cloudron),
            // cloudron.checkDMARC.bind(cloudron)
        ], done);
    });

    it('can delete the cloudron', function (done) {
        var params = {
            InstanceIds: [ instanceId, newInstanceId ]
        };

        ec2.terminateInstances(params, done);
    });
});