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

legendsectorAlliance['OneWorld'] = 289;
legendsectorAlliance['Star Alliance'] = 210;
legendsectorAlliance['SkyTeam'] = 92;
legendsectorAlliance['No Alliance'] = 142;
legendsectorAirline['SAS'] = 23;
legendsectorAirline['Atlantic Airways (Faroe Islands)'] = 1;
legendsectorAirline['British Airways'] = 142;
legendsectorAirline['Emirates'] = 15;
legendsectorAirline['Air France'] = 18;
legendsectorAirline['American Airlines'] = 50;
legendsectorAirline['Swiss'] = 34;
legendsectorAirline['Lufthansa'] = 65;
legendsectorAirline['LOT Polish Airlines'] = 8;
legendsectorAirline['KLM Royal Dutch Airlines'] = 17;
legendsectorAirline['EgyptAir'] = 2;
legendsectorAirline['Middle East Airlines'] = 1;
legendsectorAirline['Royal Jordanian'] = 1;
legendsectorAirline['EL AL Israel Airlines'] = 1;
legendsectorAirline['Air Baltic'] = 2;
legendsectorAirline['China Eastern'] = 2;
legendsectorAirline['EasyJet'] = 2;
legendsectorAirline['Brussels Airlines'] = 6;
legendsectorAirline['US Airways'] = 8;
legendsectorAirline['United Airlines'] = 8;
legendsectorAirline['Alitalia'] = 24;
legendsectorAirline['BMI British Midland'] = 4;
legendsectorAirline['Air Astana'] = 1;
legendsectorAirline['Air Serbia'] = 7;
legendsectorAirline['Eurostar'] = 2;
legendsectorAirline['Aer Lingus'] = 8;
legendsectorAirline['Delta'] = 13;
legendsectorAirline['AirTran'] = 1;
legendsectorAirline['AIRPORT-OPERATED'] = 6;
legendsectorAirline['South African Airways'] = 3;
legendsectorAirline['Malaysia Airlines'] = 4;
legendsectorAirline['Saudia'] = 5;
legendsectorAirline['LATAM Brasil'] = 2;
legendsectorAirline['LATAM Chile'] = 3;
legendsectorAirline['Copa Airlines'] = 2;
legendsectorAirline['Air Canada'] = 2;
legendsectorAirline['TACA International'] = 2;
legendsectorAirline['FlyBe'] = 5;
legendsectorAirline['Japan Airlines'] = 6;
legendsectorAirline['Finnair'] = 25;
legendsectorAirline['Asiana Airlines'] = 1;
legendsectorAirline['Air China'] = 6;
legendsectorAirline['All Nippon Airways'] = 1;
legendsectorAirline['Etihad'] = 15;
legendsectorAirline['Ryanair'] = 14;
legendsectorAirline['Qantas'] = 5;
legendsectorAirline['Jetstar Airways'] = 1;
legendsectorAirline['GermanWings'] = 2;
legendsectorAirline['Air Berlin'] = 1;
legendsectorAirline['Luxair'] = 1;
legendsectorAirline['Turkish Airlines'] = 13;
legendsectorAirline['Austrian Airlines'] = 8;
legendsectorAirline['Air India'] = 3;
legendsectorAirline['Jet Airways'] = 2;
legendsectorAirline['Croatia Airlines'] = 2;
legendsectorAirline['EasyJet'] = 5;
legendsectorAirline['Virgin Atlantic'] = 1;
legendsectorAirline['Sri Lankan Airlines'] = 1;
legendsectorAirline['Cathay Pacific'] = 6;
legendsectorAirline['Air New Zealand'] = 2;
legendsectorAirline['Qatar Airways'] = 15;
legendsectorAirline['Monarch'] = 1;
legendsectorAirline['Vietnam Airlines'] = 2;
legendsectorAirline['Azerbaijan Airlines'] = 1;
legendsectorAirline['Azores Airlines'] = 1;
legendsectorAirline['TAP Portugal'] = 1;
legendsectorAirline['Norwegian Air International'] = 1;
legendsectorAirline['Hahn Air'] = 1;
legendsectorAirline['Blue Air'] = 1;
legendsectorAirline['Air Europa'] = 2;
legendsectorAirline['Alaska Airlines'] = 8;
legendsectorAirline['Cathay Dragon'] = 1;
legendsectorAirline['Biman Bangladesh'] = 1;
legendsectorAirline['Tianjin Airlines'] = 2;
legendsectorAirline['Hainan Airlines'] = 1;
legendsectorAirline['Beijing Capital Airlines'] = 1;
legendsectorAirline['Aegean Airlines'] = 3;
legendsectorAirline['Thai'] = 3;
legendsectorAirline['Bulgaria Air'] = 1;
legendsectorAirline['Iberia'] = 11;
legendsectorAirline['Tarom'] = 2;
legendsectorAirline['Garuda Indonesia'] = 1;
legendsectorAirline['China Airlines'] = 2;
legendsectorAirline['Air Asia'] = 1;
legendsectorAirline['Royal Brunei'] = 1;
legendsectorAirline['Cebu Pacific'] = 1;
legendsectorAirline['Philippine Airlines'] = 1;
legendsectorAirline['Wizz Air'] = 1;
legendsectorAirline['Adria Airways'] = 2;
legendsectorAirline['EuroWings'] = 1;
legendsectorAirline['Air Algerie'] = 1;
legendsectorAirline['Air Namibia'] = 1;
legendsectorAirline['Ethiopian Airlines'] = 6;
legendsectorAirline['Kenya Airways'] = 1;
legendsectorAirline['Rwandair'] = 1;
legendsectorAirline['Lao Airlines'] = 1;
legendsectorAirline['Lao Skyway'] = 1;
legendsectorAirline['Cambodia Angkor Air'] = 1;
legendsectorAirline['Wizz Air UK'] = 4;
legendsectorAirline['Air Senegal'] = 1;
legendsectorAirline['Air Peace'] = 1;
legendsectorAirline['FlySafair'] = 1;
legendsectorAirline['Airlink'] = 1;
legendsectorAirline['Air Austral'] = 2;
legendsectorAirline['Precision Air'] = 1;
legendsectorAirline['Braathens Regional Airlines'] = 1;
legendsectorAirline['ITA Airways'] = 1;
legendsectorAirline['Wizz Air Abu Dhabi'] = 2;
legendsectorAirline['Somon Air'] = 1;
legendsectorAirline['Uzbekistan Airways'] = 1;
legendsectorAirline['Turkmenistan Airlines'] = 4;
legendsectorAirline['Batik Air Malaysia'] = 1;
legendsectorAirline['Shanghai Airlines'] = 1;
legendsectorAirline['Shenzen Airlines'] = 2;
legendsectorAirline['Juneyao Airlines'] = 2;
legendsectorAirline['Norwegian Air Shuttle'] = 1;
legendsectorAirline['OneWorld'] = 289;
legendsectorAirline['Star Alliance'] = 210;
legendsectorAirline['SkyTeam'] = 92;
legendsectorAirline['No Alliance'] = 142;


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

        var colors = Highcharts.getOptions().colors,


            categories = ['OneWorld','Star Alliance','SkyTeam','No Alliance'],
            name = 'Carriers',
            data = [{
					y: 39.4,
					color: colors[0],
					drilldown: {
						name: 'OneWorld (289)',
						categories: ['British Airways','American Airlines','US Airways','Finnair','Qatar Airways','Alaska Airlines','Iberia','Others'],
						data: [19.4,6.8,1.1,3.4,2,1.1,1.5,3.9],
						color: colors[0]
					}
				} ,{
					y: 28.6,
					color: colors[1],
					drilldown: {
						name: 'Star Alliance (210)',
						categories: ['SAS','Swiss','Lufthansa','LOT Polish Airlines','United Airlines','Turkish Airlines','Austrian Airlines','Others'],
						data: [3.1,4.6,8.9,1.1,1.1,1.8,1.1,6.9],
						color: colors[1]
					}
				} ,{
					y: 12.6,
					color: colors[2],
					drilldown: {
						name: 'SkyTeam (92)',
						categories: ['Air France','KLM Royal Dutch Airlines','Alitalia','Delta','Others'],
						data: [2.5,2.3,3.3,1.8,2.7],
						color: colors[2]
					}
				} ,{
					y: 19.4,
					color: colors[3],
					drilldown: {
						name: 'No Alliance (142)',
						categories: ['Emirates','Air Serbia','Aer Lingus','Etihad','Ryanair','Others'],
						data: [2,1,1.1,2,1.9,10.1],
						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 "";
	}
}