var http = require('http'), request = require('request'), cheerio = require('cheerio');

var eventCache = {
    last: 0,
    data: {},
    expire: ((60 * 60) * 12) * 1000
};



module.exports = {
    getEvents: function (req, res) {

        console.log('Getting events...');
        var j=[], url = 'https://www.list.co.uk/events/days-out/when:this%20weekend/location:Dumbarton(55.9460,-4.5556)/distance:20/';

        var now = new Date();

        if ((now  - eventCache.last) > eventCache.expire)
        {
            request(url, function(err, resp, body) {
                if (err)
                    throw err;
                $ = cheerio.load(body);
               // console.log($);
                // TODO: scraping goes here!

                $('.resultsRow').each( function(div)
                {
                    var item={};
                    var eventSummary = $(this).find('.eventSummary').first();
                    var byDate = $(this).find('.byDate').first();

                    var title = eventSummary.find('.head').first();
                    var description = eventSummary.find('P').first();
                    var link = ' https://www.list.co.uk' + eventSummary.find('A').first().attr('href');

                    var price = byDate.find('.price').first();
                    var dt = byDate.find('.dtstart').first().attr('title');


                    item.title = title.text();
                    item.description = description.text();
                    item.link = link;
                    item.price = price.text();
                    item.date = dt;

                    j.push(item);
                });

                eventCache.last = now;
                eventCache.data = j;

                res.render('pages/events',eventCache );

            });
        } else
        {
            console.log('Using event cache...');

            res.render('pages/events',eventCache );
        }





    }

};