#! /usr/bin / env node
/*****************************************************************************\
|                                               ( )_  _                       |
|    _ _    _ __   _ _    __    ___ ___     _ _ | ,_)(_)  ___   ___     _     |
|   ( '_`\ ( '__)/'_` ) /'_ `\/' _ ` _ `\ /'_` )| |  | |/',__)/' _ `\ /'_`\   |
|   | (_) )| |  ( (_| |( (_) || ( ) ( ) |( (_| || |_ | |\__, \| ( ) |( (_) )  |
|   | ,__/'(_)  `\__,_)`\__  |(_) (_) (_)`\__,_)`\__)(_)(____/(_) (_)`\___/'  |
|   | |                ( )_) |                                                |
|   (_)                 \___/'                                                |
|                                                                             |
| General Bots Copyright (c) Pragmatismo.io. All rights reserved.             |
| Licensed under the AGPL-3.0.                                                |
|                                                                             | 
| According to our dual licensing model, this program can be used either      |
| under the terms of the GNU Affero General Public License, version 3,        |
| or under a proprietary license.                                             |
|                                                                             |
| The texts of the GNU Affero General Public License with an additional       |
| permission and of our proprietary license can be found at and               |
| in the LICENSE file you have received along with this program.              |
|                                                                             |
| This program is distributed in the hope that it will be useful,             |
| but WITHOUT ANY WARRANTY; without even the implied warranty of              |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                |
| GNU Affero General Public License for more details.                         |
|                                                                             |
| "General Bots" is a registered trademark of Pragmatismo.io.                 |
| The licensing of the program under the AGPLv3 does not imply a              |
| trademark license. Therefore any rights, title and interest in              |
| our trademarks remain entirely with us.                                     |
|                                                                             |
\*****************************************************************************/

"use strict";

const UrlJoin = require("url-join");
const logger = require("./logger");
const express = require("express");
const bodyParser = require("body-parser");

import { Sequelize } from "sequelize-typescript";
import { GBConfigService } from "../deploy/core.gbapp/services/GBConfigService";
import { GBConversationalService } from "../deploy/core.gbapp/services/GBConversationalService";
import { GBMinService } from "../deploy/core.gbapp/services/GBMinService";
import { GBDeployer } from "../deploy/core.gbapp/services/GBDeployer";
import { GBWhatsappPackage } from './../deploy/whatsapp.gblib/index';
import { GBCoreService } from "../deploy/core.gbapp/services/GBCoreService";
import { GBImporter } from "../deploy/core.gbapp/services/GBImporter";
import { GBAnalyticsPackage } from "../deploy/analytics.gblib";
import { GBCorePackage } from "../deploy/core.gbapp";
import { GBKBPackage } from '../deploy/kb.gbapp';
import { GBSecurityPackage } from '../deploy/security.gblib';
import { GBAdminPackage } from '../deploy/admin.gbapp/index';
import { GBCustomerSatisfactionPackage } from "../deploy/customer-satisfaction.gbapp";
import { IGBPackage } from 'botlib';

let appPackages = new Array<IGBPackage>();

/**
 * General Bots open-core entry point.
 */
export class GBServer {

  /** Program entry-point. */
  static run() {

    // Creates a basic HTTP server that will serve several URL, one for each
    // bot instance. This allows the same server to attend multiple Bot on
    // the Marketplace until GB get serverless.

    let port = process.env.port || process.env.PORT || 4242;
    logger.info(`The Bot Server is in STARTING mode...`);
    let server = express();

    server.use(bodyParser.json());       // to support JSON-encoded bodies
    server.use(bodyParser.urlencoded({     // to support URL-encoded bodies
      extended: true
    }));

    server.listen(port, () => {

      logger.info(`Accepting connections on ${port}...`);
      logger.info(`Starting instances...`);

      // Reads basic configuration, initialize minimal services.

      GBConfigService.init();
      let core = new GBCoreService();
      core.initDatabase(() => {

        // Boot a bot package if any.

        let deployer = new GBDeployer(core, new GBImporter(core));

        // Build a minimal bot instance for each .gbot deployment.

        let conversationalService = new GBConversationalService(core);
        let minService = new GBMinService(core, conversationalService, deployer);

        [GBAdminPackage, GBAnalyticsPackage, GBCorePackage, GBSecurityPackage,
          GBKBPackage, GBCustomerSatisfactionPackage, GBWhatsappPackage].forEach(e => {
            logger.trace(`Loading sys package: ${e.name}...`);
            let p = Object.create(e.prototype) as IGBPackage;
            p.loadPackage(core, core.sequelize);
          });

        (async () => {
          try {
            await minService.deployPackages(core, server, appPackages);
            logger.info(`The Bot Server is in RUNNING mode...`);

            minService.buildMin(instance => {
              logger.info(`Instance loaded: ${instance.botId}...`);
            }, server, appPackages);

          } catch (err) {
            logger.info(err);
          }
        })()

      });

      return core;
    });
  }
}

// First line to run.

GBServer.run();