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

legendsectorAlliance['OneWorld'] = 236;
legendsectorAlliance['Star Alliance'] = 236;
legendsectorAlliance['SkyTeam'] = 293;
legendsectorAlliance['No Alliance'] = 249;
legendsectorAirline['Easyjet'] = 12;
legendsectorAirline['British Airways'] = 179;
legendsectorAirline['BMI British Midland'] = 47;
legendsectorAirline['Air Serbia'] = 1;
legendsectorAirline['KLM Royal Dutch Airlines'] = 212;
legendsectorAirline['Brussels Airlines'] = 48;
legendsectorAirline['VLM'] = 1;
legendsectorAirline['EasyJet'] = 61;
legendsectorAirline['LOT Polish Airlines'] = 24;
legendsectorAirline['FlyBe'] = 16;
legendsectorAirline['Jet2'] = 19;
legendsectorAirline['Lufthansa'] = 29;
legendsectorAirline['Austrian Airlines'] = 9;
legendsectorAirline['Ryanair'] = 25;
legendsectorAirline['Air France'] = 32;
legendsectorAirline['Alitalia'] = 12;
legendsectorAirline['Czech Airlines'] = 12;
legendsectorAirline['GermanWings'] = 1;
legendsectorAirline['Aegean Airlines'] = 2;
legendsectorAirline['Ukraine International'] = 3;
legendsectorAirline['Bmibaby'] = 7;
legendsectorAirline['Finnair'] = 8;
legendsectorAirline['IcelandAir'] = 6;
legendsectorAirline['United Airlines'] = 1;
legendsectorAirline['Northwest'] = 10;
legendsectorAirline['SAS'] = 18;
legendsectorAirline['Malev'] = 4;
legendsectorAirline['Tuifly'] = 1;
legendsectorAirline['Air Baltic'] = 2;
legendsectorAirline['Wideroe'] = 3;
legendsectorAirline['Adria Airways'] = 1;
legendsectorAirline['Croatia Airlines'] = 9;
legendsectorAirline['Virgin Express'] = 1;
legendsectorAirline['Air Canada'] = 3;
legendsectorAirline['Swiss'] = 18;
legendsectorAirline['Blue1'] = 2;
legendsectorAirline['Air Malta'] = 3;
legendsectorAirline['Singapore Airlines'] = 5;
legendsectorAirline['Portugalia'] = 1;
legendsectorAirline['IGAvion (Skytaxi)'] = 2;
legendsectorAirline['Continental'] = 4;
legendsectorAirline['TAP Portugal'] = 1;
legendsectorAirline['Delta'] = 2;
legendsectorAirline['US Airways'] = 1;
legendsectorAirline['Cebu Pacific'] = 5;
legendsectorAirline['Philippine Airlines'] = 3;
legendsectorAirline['JetStarAsia'] = 1;
legendsectorAirline['Scoot'] = 1;
legendsectorAirline['Thai'] = 5;
legendsectorAirline['Air Philippines'] = 2;
legendsectorAirline['South African Airways'] = 3;
legendsectorAirline['Air Berlin'] = 2;
legendsectorAirline['American Airlines'] = 3;
legendsectorAirline['S7 Airlines'] = 1;
legendsectorAirline['Malaysia Airlines'] = 2;
legendsectorAirline['Air Asia'] = 2;
legendsectorAirline['Cathay Pacific'] = 9;
legendsectorAirline['Tarom'] = 1;
legendsectorAirline['Iberia'] = 2;
legendsectorAirline['Wizz Air'] = 5;
legendsectorAirline['Qatar Airways'] = 15;
legendsectorAirline['Thai Air Asia'] = 3;
legendsectorAirline['Jetstar Airways'] = 1;
legendsectorAirline['Qantas'] = 3;
legendsectorAirline['Emirates'] = 10;
legendsectorAirline['Eastern Airways'] = 2;
legendsectorAirline['Cebgo'] = 2;
legendsectorAirline['Aer Lingus'] = 4;
legendsectorAirline['Nok Air'] = 1;
legendsectorAirline['Bangkok Airways'] = 3;
legendsectorAirline['EVA'] = 2;
legendsectorAirline['Thai Smile'] = 2;
legendsectorAirline['Air Asia X'] = 1;
legendsectorAirline['Japan Airlines'] = 2;
legendsectorAirline['Peach'] = 2;
legendsectorAirline['Etihad'] = 4;
legendsectorAirline['Vietnam Airlines'] = 1;
legendsectorAirline['Tigerair Taiwan'] = 1;
legendsectorAirline['Air China'] = 4;
legendsectorAirline['Jetstar Pacific'] = 1;
legendsectorAirline['Skymark Airlines'] = 1;
legendsectorAirline['Golden Myanmar Airlines'] = 1;
legendsectorAirline['AIRPORT-OPERATED'] = 1;
legendsectorAirline['Philippines Air Asia'] = 1;
legendsectorAirline['Saudia'] = 11;
legendsectorAirline['Royal Jordanian'] = 4;
legendsectorAirline['Flynas'] = 6;
legendsectorAirline['Gulf Air'] = 2;
legendsectorAirline['Loganair'] = 2;
legendsectorAirline['Georgian Airways'] = 1;
legendsectorAirline['IndiGo'] = 2;
legendsectorAirline['Vistara'] = 1;
legendsectorAirline['Air India'] = 1;
legendsectorAirline['Azerbaijan Airlines'] = 1;
legendsectorAirline['Uzbekistan Airways'] = 2;
legendsectorAirline['Turkish Airlines'] = 2;
legendsectorAirline['Montenegro Airlines'] = 1;
legendsectorAirline['Sri Lankan Airlines'] = 1;
legendsectorAirline['Flydubai'] = 2;
legendsectorAirline['Oman Air'] = 2;
legendsectorAirline['OneWorld'] = 236;
legendsectorAirline['Star Alliance'] = 236;
legendsectorAirline['SkyTeam'] = 293;
legendsectorAirline['No Alliance'] = 249;


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

        var colors = Highcharts.getOptions().colors,


            categories = ['OneWorld','Star Alliance','SkyTeam','No Alliance'],
            name = 'Carriers',
            data = [{
					y: 23.3,
					color: colors[0],
					drilldown: {
						name: 'OneWorld (236)',
						categories: ['British Airways','Qatar Airways','Others'],
						data: [17.7,1.5,4.2],
						color: colors[0]
					}
				} ,{
					y: 23.3,
					color: colors[1],
					drilldown: {
						name: 'Star Alliance (236)',
						categories: ['BMI British Midland','Brussels Airlines','LOT Polish Airlines','Lufthansa','SAS','Swiss','Others'],
						data: [4.6,4.7,2.4,2.9,1.8,1.8,5.2],
						color: colors[1]
					}
				} ,{
					y: 28.9,
					color: colors[2],
					drilldown: {
						name: 'SkyTeam (293)',
						categories: ['KLM Royal Dutch Airlines','Air France','Alitalia','Czech Airlines','Northwest','Saudia','Others'],
						data: [20.9,3.2,1.2,1.2,1,1.1,0.4],
						color: colors[2]
					}
				} ,{
					y: 24.6,
					color: colors[3],
					drilldown: {
						name: 'No Alliance (249)',
						categories: ['Easyjet','EasyJet','FlyBe','Jet2','Ryanair','Emirates','Others'],
						data: [1.2,6,1.6,1.9,2.5,1,10.6],
						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 "";
	}
}