var legendsectorAirline = {};
var legendsectorAlliance = {};

legendsectorAlliance['OneWorld'] = 333;
legendsectorAlliance['Star Alliance'] = 110;
legendsectorAlliance['SkyTeam'] = 76;
legendsectorAlliance['No Alliance'] = 174;
legendsectorAirline['EL AL Israel Airlines'] = 46;
legendsectorAirline['EgyptAir'] = 4;
legendsectorAirline['LATAM Chile'] = 4;
legendsectorAirline['British Airways'] = 209;
legendsectorAirline['Singapore Airlines'] = 7;
legendsectorAirline['Cathay Pacific'] = 15;
legendsectorAirline['Arkia-Israeli'] = 3;
legendsectorAirline['Korean Air'] = 5;
legendsectorAirline['Philippine Airlines'] = 1;
legendsectorAirline['Cebu Pacific'] = 1;
legendsectorAirline['Czech Airlines'] = 2;
legendsectorAirline['Royal Brunei'] = 2;
legendsectorAirline['Air Berlin'] = 1;
legendsectorAirline['Sri Lankan Airlines'] = 2;
legendsectorAirline['Lufthansa'] = 23;
legendsectorAirline['Ryanair'] = 9;
legendsectorAirline['Mango'] = 1;
legendsectorAirline['Qantas'] = 9;
legendsectorAirline['Air New Zealand'] = 11;
legendsectorAirline['Swiss'] = 6;
legendsectorAirline['EasyJet'] = 12;
legendsectorAirline['KLM Royal Dutch Airlines'] = 18;
legendsectorAirline['Delta'] = 11;
legendsectorAirline['Aeroflot'] = 3;
legendsectorAirline['American Airlines'] = 43;
legendsectorAirline['Virgin Atlantic'] = 16;
legendsectorAirline['China Eastern'] = 2;
legendsectorAirline['Air China'] = 4;
legendsectorAirline['Tianjin Airlines'] = 1;
legendsectorAirline['Asiana Airlines'] = 1;
legendsectorAirline['SAS'] = 2;
legendsectorAirline['Norwegian Air International'] = 3;
legendsectorAirline['Aer Lingus'] = 1;
legendsectorAirline['Cityjet'] = 1;
legendsectorAirline['Virgin America'] = 2;
legendsectorAirline['Ukraine International'] = 2;
legendsectorAirline['Finnair'] = 3;
legendsectorAirline['United Airlines'] = 17;
legendsectorAirline['Avianca Brazil'] = 1;
legendsectorAirline['South African Airways'] = 1;
legendsectorAirline['LATAM Brasil'] = 1;
legendsectorAirline['Wizz Air'] = 5;
legendsectorAirline['Air India'] = 2;
legendsectorAirline['All Nippon Airways'] = 3;
legendsectorAirline['Air Canada'] = 2;
legendsectorAirline['Cathay Dragon'] = 2;
legendsectorAirline['Juneyao Airlines'] = 1;
legendsectorAirline['Japan Airlines'] = 7;
legendsectorAirline['Avianca'] = 1;
legendsectorAirline['Iberia'] = 13;
legendsectorAirline['Etihad'] = 9;
legendsectorAirline['Rwandair'] = 1;
legendsectorAirline['Brussels Airlines'] = 2;
legendsectorAirline['Air Baltic'] = 2;
legendsectorAirline['Spirit Airlines'] = 1;
legendsectorAirline['Frontier Airlines'] = 1;
legendsectorAirline['Turkish Airlines'] = 5;
legendsectorAirline['Azerbaijan Airlines'] = 1;
legendsectorAirline['Air France'] = 11;
legendsectorAirline['Alitalia'] = 1;
legendsectorAirline['EuroWings'] = 2;
legendsectorAirline['Jetstar Airways'] = 1;
legendsectorAirline['Emirates'] = 19;
legendsectorAirline['Azores Airlines'] = 2;
legendsectorAirline['TAP Portugal'] = 8;
legendsectorAirline['Rossiya'] = 2;
legendsectorAirline['Aerolineas Argentinas'] = 2;
legendsectorAirline['Austrian Airlines'] = 1;
legendsectorAirline['Royal Nepal Airlines'] = 1;
legendsectorAirline['Druk Air'] = 2;
legendsectorAirline['Croatia Airlines'] = 1;
legendsectorAirline['FlyBe'] = 1;
legendsectorAirline['Volotea'] = 1;
legendsectorAirline['Adria Airways'] = 2;
legendsectorAirline['Royal Jordanian'] = 3;
legendsectorAirline['Kuwait Airways'] = 1;
legendsectorAirline['Thomas Cook (MT)'] = 1;
legendsectorAirline['Air Mauritius'] = 2;
legendsectorAirline['Qatar Airways'] = 10;
legendsectorAirline['Greenlandair'] = 4;
legendsectorAirline['IcelandAir'] = 1;
legendsectorAirline['JetStarAsia'] = 1;
legendsectorAirline['Vietnam Airlines'] = 1;
legendsectorAirline['Kenya Airways'] = 1;
legendsectorAirline['EVA'] = 1;
legendsectorAirline['Surinam Airways'] = 2;
legendsectorAirline['BWIA West Indies'] = 1;
legendsectorAirline['Alaska Airlines'] = 9;
legendsectorAirline['Aegean Airlines'] = 2;
legendsectorAirline['AtlasJet'] = 1;
legendsectorAirline['Pegasus Airlines'] = 2;
legendsectorAirline['Malaysia Airlines'] = 2;
legendsectorAirline['Norwegian Air Shuttle'] = 4;
legendsectorAirline['AeroMexico'] = 1;
legendsectorAirline['Ethiopian Airlines'] = 3;
legendsectorAirline['Air Calin'] = 2;
legendsectorAirline['Peach'] = 1;
legendsectorAirline['Fiji Airways'] = 2;
legendsectorAirline['Edelweiss'] = 1;
legendsectorAirline['Azul Airlines'] = 1;
legendsectorAirline['Air Arabia'] = 1;
legendsectorAirline['Flydubai'] = 2;
legendsectorAirline['JetBlue'] = 1;
legendsectorAirline['Go Air'] = 1;
legendsectorAirline['Gulf Air'] = 1;
legendsectorAirline['Blue Air'] = 2;
legendsectorAirline['Vistara'] = 2;
legendsectorAirline['Royal Air Maroc'] = 2;
legendsectorAirline['OneWorld'] = 333;
legendsectorAirline['Star Alliance'] = 110;
legendsectorAirline['SkyTeam'] = 76;
legendsectorAirline['No Alliance'] = 174;


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

        var colors = Highcharts.getOptions().colors,


            categories = ['OneWorld','Star Alliance','SkyTeam','No Alliance'],
            name = 'Carriers',
            data = [{
					y: 48.1,
					color: colors[0],
					drilldown: {
						name: 'OneWorld (333)',
						categories: ['British Airways','Cathay Pacific','Qantas','American Airlines','Japan Airlines','Iberia','Qatar Airways','Alaska Airlines','Others'],
						data: [30.2,2.2,1.3,6.2,1,1.9,1.4,1.3,2.5],
						color: colors[0]
					}
				} ,{
					y: 15.9,
					color: colors[1],
					drilldown: {
						name: 'Star Alliance (110)',
						categories: ['Singapore Airlines','Lufthansa','Air New Zealand','United Airlines','TAP Portugal','Others'],
						data: [1,3.3,1.6,2.5,1.2,6.1],
						color: colors[1]
					}
				} ,{
					y: 11,
					color: colors[2],
					drilldown: {
						name: 'SkyTeam (76)',
						categories: ['KLM Royal Dutch Airlines','Delta','Virgin Atlantic','Air France','Others'],
						data: [2.6,1.6,2.3,1.6,2.7],
						color: colors[2]
					}
				} ,{
					y: 25.1,
					color: colors[3],
					drilldown: {
						name: 'No Alliance (174)',
						categories: ['EL AL Israel Airlines','Ryanair','EasyJet','Etihad','Emirates','Others'],
						data: [6.6,1.3,1.7,1.3,2.7,10.3],
						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_sector',
                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 +
                        	'%' + getCountsector(this.point.name) : null;
                    }
                }
            }]
        });
    });

});

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