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#!/usr/bin/env node

var http = require('http');
var https = require('https');


var retreiveDatas = function(url){
    return new Promise((resolve, reject) => {
        var proto = https;
        if (url.indexOf("http://") == 0)
            proto = http;

        var request = proto.get(url, function(response){
            response.setEncoding('utf8');

            var body = '';
            response.on('data', function(d){
                body += d;
            });

            response.on('end', function(){
                var parsed = JSON.parse(body);
                resolve(parsed);
            });
        });
    })
}



const prog = require('caporal');
prog
  .version('1.0.0')
  .description('Simple program to display city weather and some Breaking Bad quotes')
  .command('weather', 'Get weather') 
  .argument('<city>', 'Search query')
  .option('--humidity', 'Allow to prints humidity value') 
  .option('--wind', 'Allow to prints wind speed') 
  .action(function(args, options, logger) {
    
    retreiveDatas('http://api.openweathermap.org/data/2.5/weather?APPID=9ffc8e8d9b6cdf53f8bf6b2168b7d7b5&q='+args.city+'&mode=json&units=metric').then(function(datas){

        var weather = {
            city: datas.name,
            temp: datas.main.temp + '°C',
            humidity: datas.main.humidity + '%',
            wind_speed: datas.wind.speed + ' km/h'
        };

        var content = "\n";
        content += "City: " + weather.city + "\n";
        content += "Temperature: " + weather.temp + "\n";

        if (options.humidity)
            content += "Humidity: " + weather.humidity + "\n";

        if (options.wind)
            content += "Wind: " + weather.wind_speed + "\n";

        logger.info(content);

    })
    
  })

  .command('breaking-bad', 'Get Breaking Bad quotes')
  .option('--nb <num>', 'Number of quotes', prog.INT, 1)
  .action(function(args, options, logger){

      retreiveDatas('https://breaking-bad-quotes.herokuapp.com/v1/quotes/'+options.nb).then(function(datas){

        var content = "\n";

        for (var i = 0; i < datas.length; i++) {
            content += '"'+datas[i].quote+'"';
            content += "\n";
            content += "- "+datas[i].author;
            content += "\n";
            content += "\n";
        }

        logger.info(content);

    })

  });

prog.parse(process.argv);


// node caporal-test.js weather paris
// node caporal-test.js weather paris --humidity
// node caporal-test.js weather paris --wind

// node caporal-test.js breaking-bad
// node caporal-test.js breaking-bad --nb 5