// home.js
// Copyright (C) 2021 Digital Telepresence, LLC
// License: Apache-2.0

'use strict';

const DTP_COMPONENT_NAME = 'home';

const express = require('express');

const { SiteController } = require('../../lib/site-lib');

class HomeController extends SiteController {

  constructor (dtp) {
    super(dtp, DTP_COMPONENT_NAME);
  }

  async start ( ) {
    const { dtp } = this;
    const { limiter: limiterService } = dtp.services;

    const router = express.Router();
    dtp.app.use('/', router);

    router.use(this.dtp.services.gabTV.channelMiddleware('mrjoeprich'));
    router.use(async (req, res, next) => {
      res.locals.currentView = 'home';
      return next();
    });

    router.get('/',
      limiterService.create(limiterService.config.home.getHome),
      this.getHome.bind(this),
    );
  }

  async getHome (req, res, next) {
    const { post: postService } = this.dtp.services;
    try {
      res.locals.pagination = this.getPaginationParameters(req, 20);
      res.locals.posts = await postService.getPosts(res.locals.pagination);
      res.render('index');
    } catch (error) {
      return next(error);
    }
  }
}

module.exports = async (dtp) => {
  let controller = new HomeController(dtp);
  return controller;
};