var fs = require('fs-extra');
var uuid = require('uuid');
var path = require('path');
var cloudscraper = require('cloudscraper');
var Mime = require('mime');
var cfg = require('../../cfg/main.json');

module.exports = (bot, trigger, lib) => {
  trigger.add({
    name: 'parser',
    call: /https?:\/\/[\w-]+(\.[\w-]+)+\.?(:\d+)?(\/\S*)?/gi,
    level: 0,
    active: 1,
    func: (e) => {
      if(e.channel.getName() == '#f0ck' || e.channel.getName() == '#kbot-dev') {
        if(!e.message.match(/\!ignore$/)) {
          var tmp = e.message.match(/https?:\/\/[\w-]+(\.[\w-]+)+\.?(:\d+)?(\/\S*)?/gi); // get links
          tmp.forEach((entry,i,a) => {
            var tmpdest = uuid.v1().split('-')[0];
            if(!entry.match(/f0ck\.me/i)) {
              lib.checkRepost(entry, (cbcr) => {
                if(cbcr === true) {
                  cloudscraper.request({
                    method: 'GET',
                    url: entry,
                    encoding: null,
                  },
                  (error, res, data) => {
                    if(error)
                      console.log('Error occurred');
                    else {
                      var type = res.headers['content-type'];
                      var length = res.headers['content-length'];
                      var dest = './b/'+tmpdest+'.'+cfg.allowedMimes[type];
                      if(cfg.allowedMimes.hasOwnProperty(type)) {
                        if(length <= cfg.maxFileSize) {
                          fs.writeFile(dest, data, (err) => {
                            if(!err) {
                              lib.getCheckSum(dest, (cbcs) => {
                                lib.checkRepostCheckSum(cbcs, (cbcrcs) => {
                                  if(cbcrcs === true) {
                                    var mime = Mime.lookup(dest);
                                    if(cfg.allowedMimes.hasOwnProperty(mime)) {
                                      bot.whois(e.user.getNick(), e.network, (err, cbgu) => {
                                        lib.sql.query("insert into `f0ck`.`items` (`src`,`dest`,`mime`,`size`,`checksum`,`username`,`userchannel`,`usernetwork`,`stamp`,`active`) values (?,?,?,?,?,?,?,?,?,?)", [
                                          entry,
                                          dest,
                                          mime,
                                          length,
                                          cbcs,
                                          cbgu['nick'],
                                          e.channel.getName(),
                                          e.network,
                                          Math.floor(new Date() / 1000),
                                          0
                                        ]).on('result', (result) => {
                                          lib.generateThumbs();
                                          e.reply("https://f0ck.me/"+result.insertId+" - "+path.parse(entry).base+" ("+mime+", ~"+lib.formatSize(length)+") from "+cbgu['nick']+" ("+cbgu['username']+"@"+cbgu['hostname']+")");
                                        }).on('error', (msg) => {
                                          e.reply(msg);
                                        });
                                      });
                                    }
                                    else
                                      e.reply('lol, go f0ck yourself');
                                  }
                                  else
                                    e.reply("repost motherf0cker: https://f0ck.me/"+cbcrcs);
                                });
                              });
                            }
                            else
                              e.reply(err);
                          });
                        }
                        else
                          e.reply('f0ck! your file is too big (~'+lib.formatSize(length)+'), max '+lib.formatSize(cfg.maxFileSize)+' allowed');
                      }
                    }
                  });
                }
                else
                  e.reply('repost motherf0cker: https://f0ck.me/'+cbcr);
              });
            }
          });
        }
      }
    },
    desc: 'muh'
  });
};