let needle = require('needle');
let statsurl = 'https://www.coingecko.com/en/coins/lbry-credits';
exports.commands = [
  'stats' // command that is in this file, every command needs it own export as shown below
];

exports.stats = {
  usage: '',
  description: 'Displays list of Current Market Statistics',
  process: function(bot, msg) {
    needle.get('https://api.coingecko.com/api/v3/coins/markets?vs_currency=btc&ids=lbry-credits&order=market_cap_desc&per_page=100&page=1&sparkline=false&price_change_percentage=24h%2C1h%2C7d', function(error, response) {
      if (error || response.statusCode !== 200) {
        msg.channel.send('coingecko API is not available');
      } else {
        // console.log(response);
        // console.log(response.body[0]);
        let data = response.body[0];
        let rank = data.market_cap_rank;
        let price_btc = Number(data.current_price);
        let circulating_supply = Number(data.circulating_supply);
        let total_supply = Number(data.total_supply);
        let percent_change_1h = Number(data.price_change_percentage_1h_in_currency);
        let percent_change_24h = Number(data.price_change_percentage_24h_in_currency);
        let dt = new Date();
        let timestamp = dt.toUTCString();
        let hr_indicator = percent_change_1h < 0 ? ':thumbsdown:' : ':thumbsup:';
        let day_indicator = percent_change_24h < 0 ? ':thumbsdown:' : ':thumbsup:';

        needle.get('https://api.coingecko.com/api/v3/coins/markets?vs_currency=gbp&ids=lbry-credits&order=market_cap_desc&per_page=100&page=1&sparkline=false', function(error, response) {
          if (error || response.statusCode !== 200) {
            msg.channel.send('coingecko API is not available');
          } else {
            data = response.body[0];
            let price_gbp = Number(data.current_price);
            needle.get('https://api.coingecko.com/api/v3/coins/markets?vs_currency=eur&ids=lbry-credits&order=market_cap_desc&per_page=100&page=1&sparkline=false', function(error, response) {
              if (error || response.statusCode !== 200) {
                msg.channel.send('coingecko API is not available');
              } else {
                data = response.body[0];
                let price_eur = Number(data.current_price);
                needle.get('https://api.coingecko.com/api/v3/coins/markets?vs_currency=usd&ids=lbry-credits&order=market_cap_desc&per_page=100&page=1&sparkline=false', function(error, response) {
                  if (error || response.statusCode !== 200) {
                    msg.channel.send('coingecko API is not available');
                  } else {
                    data = response.body[0];
                    let price_usd = Number(data.current_price);
                    let market_cap_usd = Number(data.market_cap);
                    let volume24_usd = Number(data.total_volume);
                    let description = `**Rank: [${rank}](${statsurl})**
                                        **Data**
                                        Market Cap: [$${numberWithCommas(market_cap_usd)}](${statsurl}) 
                                        Total Supply: [${numberWithCommas(total_supply)} LBC](${statsurl})
                                        Circulating Supply: [${numberWithCommas(circulating_supply.toFixed(0))} LBC](${statsurl})
                                        24 Hour Volume: [$${numberWithCommas(volume24_usd)}](${statsurl}) 
                                        
                                        **Price**
                                        BTC: [₿${price_btc.toFixed(8)}](${statsurl})
                                        USD: [$${price_usd.toFixed(5)}](${statsurl}) 
                                        EUR: [€${price_eur.toFixed(5)}](${statsurl}) 
                                        GBP: [£${price_gbp.toFixed(5)}](${statsurl}) 
                                        
                                        **% Change**
                                        1 Hour:  [${percent_change_1h.toFixed(2)}%](${statsurl})   ${hr_indicator} 
                                        
                                        1 Day:   [${percent_change_24h.toFixed(2)}%](${statsurl})   ${day_indicator}`;
                    const embed = {
                      description: description,
                      color: 7976557,
                      footer: {
                        text: 'Last Updated: ' + timestamp
                      },
                      author: {
                        name: 'Coin Gecko Stats (LBC)',
                        url: statsurl,
                        icon_url: 'https://spee.ch/2/pinkylbryheart.png'
                      }
                    };
                    msg.channel.send({ embeds: [embed] });
                  }
                });
              }
            });
          }
        });

        function parse_obj(obj) {
          let array = [];
          let prop;
          for (prop in obj) {
            if (obj.hasOwnProperty(prop)) {
              let key = parseInt(prop, 10);
              let value = obj[prop];
              if (typeof value == 'object') {
                value = parse_obj(value);
              }
              array[key] = value;
            }
          }
          return array;
        }

        function numberWithCommas(x) {
          return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
        }
      }
    });
  }
};