var legenddistanceAirline = {};
var legenddistanceAlliance = {};

legenddistanceAlliance['OneWorld'] = 519339;
legenddistanceAlliance['Star Alliance'] = 301763;
legenddistanceAlliance['SkyTeam'] = 207676;
legenddistanceAlliance['No Alliance'] = 305590;
legenddistanceAirline['British Airways'] = 292762;
legenddistanceAirline['Etihad'] = 14195;
legenddistanceAirline['Iberia'] = 20507;
legenddistanceAirline['American Airlines'] = 85261;
legenddistanceAirline['United Airlines'] = 70647;
legenddistanceAirline['Alaska Airlines'] = 6461;
legenddistanceAirline['Finnair'] = 32181;
legenddistanceAirline['Ryanair'] = 7840;
legenddistanceAirline['Aer Lingus'] = 13073;
legenddistanceAirline['EasyJet'] = 5774;
legenddistanceAirline['VLM'] = 353;
legenddistanceAirline['Unknown'] = 8590;
legenddistanceAirline['Air Canada'] = 26140;
legenddistanceAirline['BMI British Midland'] = 2004;
legenddistanceAirline['Royal Air Force'] = 16784;
legenddistanceAirline['Britannia Airways'] = 1726;
legenddistanceAirline['US Air Force'] = 9;
legenddistanceAirline['US Airways'] = 3202;
legenddistanceAirline['Loganair (LC)'] = 238;
legenddistanceAirline['FlyBe'] = 2023;
legenddistanceAirline['South African Airways'] = 13826;
legenddistanceAirline['Monarch'] = 2044;
legenddistanceAirline['Air Luxor'] = 3120;
legenddistanceAirline['Easyjet'] = 4204;
legenddistanceAirline['EasyJet'] = 316;
legenddistanceAirline['Eastern Airways'] = 920;
legenddistanceAirline['Links Air'] = 137;
legenddistanceAirline['LOT Polish Airlines'] = 4588;
legenddistanceAirline['Horizon Air'] = 584;
legenddistanceAirline['Delta'] = 45402;
legenddistanceAirline['SAS'] = 20414;
legenddistanceAirline['Boutique Air'] = 356;
legenddistanceAirline['LATAM Chile'] = 25574;
legenddistanceAirline['Norwegian Air International'] = 4267;
legenddistanceAirline['KLM Royal Dutch Airlines'] = 38792;
legenddistanceAirline['Lufthansa Cityline'] = 842;
legenddistanceAirline['Air France'] = 32104;
legenddistanceAirline['GermanWings'] = 454;
legenddistanceAirline['Air Berlin'] = 210;
legenddistanceAirline['Bmi Regional'] = 374;
legenddistanceAirline['JetBlue'] = 20153;
legenddistanceAirline['Southwest'] = 3969;
legenddistanceAirline['Swiss'] = 18186;
legenddistanceAirline['Blue Air'] = 1388;
legenddistanceAirline['Czech Airlines'] = 710;
legenddistanceAirline['Jet2'] = 710;
legenddistanceAirline['Eurostar'] = 4665;
legenddistanceAirline['Wizz Air'] = 580;
legenddistanceAirline['Norwegian Air Shuttle'] = 244;
legenddistanceAirline['Braathens Regional Airlines'] = 235;
legenddistanceAirline['Brussels Airlines'] = 1811;
legenddistanceAirline['Lufthansa'] = 33668;
legenddistanceAirline['Adria Airways'] = 328;
legenddistanceAirline['Air Europa'] = 4783;
legenddistanceAirline['Thomas Cook (MT)'] = 5100;
legenddistanceAirline['Vueling'] = 220;
legenddistanceAirline['Aegean Airlines'] = 5034;
legenddistanceAirline['Air Serbia'] = 5226;
legenddistanceAirline['Croatia Airlines'] = 1105;
legenddistanceAirline['Austrian Airlines'] = 2699;
legenddistanceAirline['TAP Portugal'] = 14392;
legenddistanceAirline['Portugalia'] = 172;
legenddistanceAirline['Saudia'] = 14910;
legenddistanceAirline['Alitalia'] = 11718;
legenddistanceAirline['Citilink'] = 610;
legenddistanceAirline['Thai'] = 1638;
legenddistanceAirline['Malindo Air'] = 1220;
legenddistanceAirline['Scoot'] = 2008;
legenddistanceAirline['JetStarAsia'] = 1594;
legenddistanceAirline['Cathay Pacific'] = 8066;
legenddistanceAirline['Frontier Airlines'] = 404;
legenddistanceAirline['Spirit Airlines'] = 860;
legenddistanceAirline['Sun Country Airlines'] = 1121;
legenddistanceAirline['EuroWings'] = 8115;
legenddistanceAirline['Transavia'] = 630;
legenddistanceAirline['Thomson Airways'] = 3788;
legenddistanceAirline['Helvetic Airways'] = 1019;
legenddistanceAirline['Cyprus Airways'] = 2136;
legenddistanceAirline['Turkish Airlines'] = 14092;
legenddistanceAirline['Azerbaijan Airlines'] = 1111;
legenddistanceAirline['Pegasus Airlines'] = 723;
legenddistanceAirline['Air Dolomiti'] = 198;
legenddistanceAirline['Volotea'] = 793;
legenddistanceAirline['Olympic Airlines'] = 673;
legenddistanceAirline['WestJet'] = 17693;
legenddistanceAirline['Harbour Air'] = 39;
legenddistanceAirline['Air India'] = 1670;
legenddistanceAirline['Gulf Air'] = 5654;
legenddistanceAirline['Hainan Airlines'] = 209;
legenddistanceAirline['AeroMexico'] = 13186;
legenddistanceAirline['Azul Airlines'] = 9834;
legenddistanceAirline['La Compagnie'] = 7645;
legenddistanceAirline['Excel Airways'] = 3646;
legenddistanceAirline['Loganair'] = 690;
legenddistanceAirline['Virgin Atlantic'] = 27261;
legenddistanceAirline['Norwegian Air UK'] = 4349;
legenddistanceAirline['Hawaiian Airlines'] = 2653;
legenddistanceAirline['Transavia France'] = 1981;
legenddistanceAirline['Porter Airlines'] = 1010;
legenddistanceAirline['Qatar Airways'] = 15324;
legenddistanceAirline['Qantas'] = 4813;
legenddistanceAirline['Virgin Australia'] = 2038;
legenddistanceAirline['Fiji Airways'] = 1968;
legenddistanceAirline['Air New Zealand'] = 1340;
legenddistanceAirline['Garuda Indonesia'] = 610;
legenddistanceAirline['Oman Air'] = 7474;
legenddistanceAirline['Windward Islands Airways'] = 1176;
legenddistanceAirline['Air Transat'] = 3295;
legenddistanceAirline['Malaysia Airlines'] = 5753;
legenddistanceAirline['Air Asia'] = 184;
legenddistanceAirline['Air Asia X'] = 2350;
legenddistanceAirline['Singapore Airlines'] = 24411;
legenddistanceAirline['AIRPORT-OPERATED'] = 778;
legenddistanceAirline['Royal Air Maroc'] = 17677;
legenddistanceAirline['Comair'] = 788;
legenddistanceAirline['Cape Air'] = 254;
legenddistanceAirline['Edelweiss'] = 7265;
legenddistanceAirline['Vietnam Airlines'] = 7373;
legenddistanceAirline['Philippine Airlines'] = 8940;
legenddistanceAirline['Sky'] = 364;
legenddistanceAirline['Avianca'] = 19890;
legenddistanceAirline['EL AL Israel Airlines'] = 2231;
legenddistanceAirline['Gol'] = 213;
legenddistanceAirline['Luxair'] = 482;
legenddistanceAirline['LATAM Brasil'] = 1837;
legenddistanceAirline['Aeroflot'] = 4269;
legenddistanceAirline['Japan Airlines'] = 11067;
legenddistanceAirline['VivaAerobus'] = 785;
legenddistanceAirline['Volaris'] = 731;
legenddistanceAirline['Aeromar'] = 190;
legenddistanceAirline['Copa Airlines'] = 2274;
legenddistanceAirline['United Eagle Airlines'] = 394;
legenddistanceAirline['Mexicana'] = 2777;
legenddistanceAirline['Gulfstream International'] = 269;
legenddistanceAirline['Avelo Airlines'] = 387;
legenddistanceAirline['Peoples Viennaline'] = 483;
legenddistanceAirline['Air Caraibes'] = 4316;
legenddistanceAirline['EgyptAir'] = 6872;
legenddistanceAirline['Iberia Express'] = 1096;
legenddistanceAirline['Tarom'] = 1149;
legenddistanceAirline['Royal Jordanian'] = 3544;
legenddistanceAirline['All Nippon Airways'] = 10051;
legenddistanceAirline['Condor'] = 833;
legenddistanceAirline['Air Mauritius'] = 2049;
legenddistanceAirline['Air Austral'] = 876;
legenddistanceAirline['	Seaborne Airlines'] = 5207;
legenddistanceAirline['Breeze Airways'] = 2000;
legenddistanceAirline['Norwegian Long Haul'] = 3460;
legenddistanceAirline['Kuwait Airways'] = 3267;
legenddistanceAirline['China Airlines'] = 5819;
legenddistanceAirline['Starlux Airlines'] = 1546;
legenddistanceAirline['Regional Air'] = 707;
legenddistanceAirline['Viva Macau'] = 5143;
legenddistanceAirline['Asiana Airlines'] = 3060;
legenddistanceAirline['Korean Air'] = 200;
legenddistanceAirline['Ethiopian Airlines'] = 781;
legenddistanceAirline['Smartwings'] = 1315;
legenddistanceAirline['OneWorld'] = 519339;
legenddistanceAirline['Star Alliance'] = 301763;
legenddistanceAirline['SkyTeam'] = 207676;
legenddistanceAirline['No Alliance'] = 305590;


$(function () {
    var chart;
    $(document).ready(function() {

        var colors = Highcharts.getOptions().colors,


            categories = ['OneWorld','Star Alliance','SkyTeam','No Alliance'],
            name = 'Carriers',
            data = [{
					y: 38.9,
					color: colors[0],
					drilldown: {
						name: 'OneWorld (519339)',
						categories: ['British Airways','Iberia','American Airlines','Finnair','LATAM Chile','Qatar Airways','Others'],
						data: [21.9,1.5,6.4,2.4,1.9,1.1,3.5],
						color: colors[0]
					}
				} ,{
					y: 22.6,
					color: colors[1],
					drilldown: {
						name: 'Star Alliance (301763)',
						categories: ['United Airlines','Air Canada','South African Airways','SAS','Swiss','Lufthansa','TAP Portugal','Turkish Airlines','Singapore Airlines','Avianca','Others'],
						data: [5.3,2,1,1.5,1.4,2.5,1.1,1.1,1.8,1.5,3.5],
						color: colors[1]
					}
				} ,{
					y: 15.6,
					color: colors[2],
					drilldown: {
						name: 'SkyTeam (207676)',
						categories: ['Delta','KLM Royal Dutch Airlines','Air France','Saudia','AeroMexico','Virgin Atlantic','Others'],
						data: [3.4,2.9,2.4,1.1,1,2,2.8],
						color: colors[2]
					}
				} ,{
					y: 22.9,
					color: colors[3],
					drilldown: {
						name: 'No Alliance (305590)',
						categories: ['Etihad','Aer Lingus','Royal Air Force','JetBlue','WestJet','Royal Air Maroc','Others'],
						data: [1.1,1,1.3,1.5,1.3,1.3,15.3],
						color: colors[3]
					}
				} 

		];


        // Build the data arrays
        var allianceData = [];
        var carrierData = [];
        for (var i = 0; i < data.length; i++) {

            // add browser data
            allianceData.push({
                name: categories[i],
                y: data[i].y,
                color: data[i].color
            });

            // add version data
            for (var j = 0; j < data[i].drilldown.data.length; j++) {
                var brightness = 0.2 - (j / data[i].drilldown.data.length) / 5 ;
                carrierData.push({
                    name: data[i].drilldown.categories[j],
                    y: data[i].drilldown.data[j],
                    color: Highcharts.Color(data[i].color).brighten(brightness).get()
                });
            }
        }

        // Create the chart
        chart = new Highcharts.Chart({
            chart: {
                renderTo: 'airline_distance',
                type: 'pie'
            },
            title: {
                text: ''
            },
            yAxis: {
                title: {
                    text: ''
                }
            },
            plotOptions: {
                pie: {
                    allowPointSelect: true,
                    cursor: 'pointer',
                    dataLabels: {
                        enabled: true
                    },
                    showInLegend: false
                }
            },
            tooltip: {
        	    valueSuffix: '%'
            },
            series: [{
                name: 'proportion',
                data: allianceData,
                size: '80%',
                dataLabels: {
                    formatter: function() {
                        return this.y > 5 ? this.point.name : null;
                    },
                    color: 'white',
                    distance: -75
                }
            }, {
                name: 'proportion',
                data: carrierData,
                innerSize: '80%',
                dataLabels: {
                    formatter: function() {
                        // display only if larger than 1
                        return this.y > 1 ? '<b>'+ this.point.name +':</b> '+ this.y +
                        	'%' + getCountdistance(this.point.name) : null;
                    }
                }
            }]
        });
    });

});

function getCountdistance(airline)
{
	if(legenddistanceAirline[airline])
	{
		return " (" + parseInt(legenddistanceAirline[airline]).toLocaleString() + ")";
	}
	else
	{
		return "";
	}
}