/*jshint node:true*/
'use strict';
var db = require('../units/db-connector').dbConnection;
var dbPages = require('../units/db-pages')(db);
var $U = require('md-utils');
var Events = require('events');
var jade = require('jade');
var fs = require('fs');

var eventHandler = new Events();

var templates = {
  basic: {path: __dirname + '/jade/type0.jade', compiled: null}
};

var exportPath = __dirname + '/../static/';


var doRenderPage = (page) => {

  var compiledhtml;
  var _page = $U.unDashObject(page);
  var htmlfile = exportPath + _page.pid + '.html';

  if (templates.basic.compiled === null) {
    templates.basic.compiled = jade.compileFile(templates.basic.path, {});
  }

  compiledhtml = templates.basic.compiled(_page);

  fs.writeFileSync(htmlfile, compiledhtml);

};

var eventRenderPage = (page) => {
  doRenderPage(page);
};

eventHandler.on('renderPage', eventRenderPage);

module.exports = function(app) {
  var express = require('express');
  var pagesRouter = express.Router();

  pagesRouter.get('/', function(req, res) {


    dbPages.getFullPageList()
            .then(function(data) {
              const response = {
                data: data
              };

              res.status(200).send(response);

            }).catch((err)=> {
              console.error(err);
              res.status(401).end();
            });
  });

  pagesRouter.get('/list', function(req, res) {
    dbPages.getPageList()
                    .then(function(data) {
                      res.render('pages', {data: data});

                    }).catch((err)=> {
                      console.error(err);
                      res.status(401).end();
                    });
  });


  pagesRouter.post('/', function(req, res) {
    dbPages.addNewPage(req.body.data)
      .then(function(data) {

        let response = {
          data: data
        };

        res.status(200).send(response);
        eventHandler.emit('renderPage', data.attributes);

      })
      .catch((err)=> {
        console.error(err);
        res.status(401).end();
      });
  });

  pagesRouter.patch('/', function(req, res) {

    dbPages.addNewPage(req.body.data)
      .then(function(data) {

        let response = {
          data: data
        };
        res.status(200).send(response);
        eventHandler.emit('renderPage', data.attributes);

      })
      .catch((err)=> {
        console.error(err);
        res.status(401).end();
      });
  });

  pagesRouter.get('/:id', function(req, res) {
    res.send({
      pages: {
        id: req.params.id
      }
    });
  });

  app.use('/api/pages',
    require('body-parser').json({type: 'application/vnd.api+json'}));

  app.use('/api/pages', pagesRouter);
};