var playerData = generatePlayerData();
var annualPlayerData = generateAnnualPlayerData();
var totalPlayerData = generateTotalPlayerData();

var chartSeasonProgression = AmCharts.makeChart("chartSeasonProgression", {
    "type": "serial",
    "theme": "light",
    "legend": {
        "useGraphSettings": true
    },
    "dataProvider": playerData,
    "synchronizeGrid":true,
    "valueAxes": [{
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "left"
    }, {
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "right"
    }],
    "graphs": [{
		"id": "graphTotalLastYear", 
        "valueAxis": "v2",
        "lineColor": "#0000FF",
        "balloonText": "[[title]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "square",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Last year",
        "valueField": "totalLastYear",
		"fillAlphas": 0
    }, {
		"id": "graphTotalPlayerAverage", 
        "valueAxis": "v3",
        "lineColor": "#000000",
        "balloonText": "[[title]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "triangleUp",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Player average",
        "valueField": "totalPlayerAverage",
		"fillAlphas": 0
    }, {
		"id": "graphTotalThisYear", 
        "valueAxis": "v1",
        "lineColor": "#008800",
        "balloonText": "[[title]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "round",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "This year",
        "valueField": "totalThisYear",
		"fillAlphas": 0
    }],
    "chartScrollbar": {
        "graph":"graphTotalLastYear",
        "gridAlpha":0,
        "color":"#888888",
        "scrollbarHeight":55,
        "backgroundAlpha":0,
        "selectedBackgroundAlpha":0.1,
        "selectedBackgroundColor":"#888888",
        "graphFillAlpha":0,
        "autoGridCount":true,
        "selectedGraphFillAlpha":0,
        "graphLineAlpha":0.2,
        "graphLineColor":"#0000FF",
        "selectedGraphLineColor":"#0000FF",
        "selectedGraphLineAlpha":1

    },
    "chartCursor": {
        "cursorPosition": "mouse"
    },
    "categoryField": "date",
    "categoryAxis": {
        "parseDates": true,
        "axisColor": "#DADADA",
        "minorGridEnabled": true
    },
    "export": {
    	"enabled": false,
        "position": "bottom-right"
     }
});

chartSeasonProgression.addListener("dataUpdated", zoomChartSeasonProgression);


var chartPointsPerGame = AmCharts.makeChart("chartPointsPerGame", {
    "type": "serial",
    "theme": "light",
    "legend": {
        "useGraphSettings": true
    },
    "dataProvider": playerData,
    "synchronizeGrid":true,
    "valueAxes": [{
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "left"
    }, {
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "right"
    }],
    "graphs": [{
		"id": "graphLastYear", 
        "valueAxis": "v2",
        "lineColor": "#0000FF",
        "balloonText": "[[title]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "square",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Last year",
        "valueField": "lastYear",
		"fillAlphas": 0
    }, {
		"id": "graphPlayerAverage", 
        "valueAxis": "v3",
        "lineColor": "#000000",
        "balloonText": "[[title]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "triangleUp",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Player average",
        "valueField": "playerAverage",
		"fillAlphas": 0
    }, {
		"id": "graphThisYear", 
        "valueAxis": "v1",
        "lineColor": "#008800",
        "balloonText": "[[title]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "round",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "This year",
        "valueField": "thisYear",
		"fillAlphas": 0
    }],
    "chartScrollbar": {
        "graph":"graphLastYear",
        "gridAlpha":0,
        "color":"#888888",
        "scrollbarHeight":55,
        "backgroundAlpha":0,
        "selectedBackgroundAlpha":0.1,
        "selectedBackgroundColor":"#888888",
        "graphFillAlpha":0,
        "autoGridCount":true,
        "selectedGraphFillAlpha":0,
        "graphLineAlpha":0.2,
        "graphLineColor":"#0000FF",
        "selectedGraphLineColor":"#0000FF",
        "selectedGraphLineAlpha":1

    },
    "chartCursor": {
        "cursorPosition": "mouse"
    },
    "categoryField": "date",
    "categoryAxis": {
        "parseDates": true,
        "axisColor": "#DADADA",
        "minorGridEnabled": true
    },
    "export": {
    	"enabled": false,
        "position": "bottom-right"
     }
});

chartPointsPerGame.addListener("dataUpdated", zoomChartPointsPerGame);


var chartYearlyProgression = AmCharts.makeChart("chartYearlyProgression", {
    "type": "serial",
    "theme": "light",
    "legend": {
        "useGraphSettings": true
    },
    "dataProvider": annualPlayerData,
    "synchronizeGrid":true,
    "valueAxes": [{
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "left"
    }, {
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "right"
    }],
    "graphs": [{
		"id": "graphGoals", 
        "valueAxis": "v2",
        "lineColor": "#008800",
        "balloonText": "[[category]]<br><b><span style='font-size:14px;'>[[value]] goals</span></b>",
        "bullet": "square",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Goals",
        "valueField": "goals",
		"fillAlphas": 0
    }, {
		"id": "graphAssists", 
        "valueAxis": "v3",
        "lineColor": "#0000FF",
        "balloonText": "[[category]]<br><b><span style='font-size:14px;'>[[value]] assists</span></b>",
        "bullet": "triangleUp",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Assists",
        "valueField": "assists",
		"fillAlphas": 0
    }, {
		"id": "graphPoints", 
        "valueAxis": "v1",
        "lineColor": "#000000",
        "balloonText": "[[category]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "round",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Points",
        "valueField": "points",
		"fillAlphas": 0
    }],
    "chartScrollbar": {
        "graph":"graphPoints",
        "gridAlpha":0,
        "color":"#888888",
        "scrollbarHeight":55,
        "backgroundAlpha":0,
        "selectedBackgroundAlpha":0.1,
        "selectedBackgroundColor":"#888888",
        "graphFillAlpha":0,
        "autoGridCount":true,
        "selectedGraphFillAlpha":0,
        "graphLineAlpha":0.2,
        "graphLineColor":"#0000FF",
        "selectedGraphLineColor":"#0000FF",
        "selectedGraphLineAlpha":1

    },
    "chartCursor": {
        "cursorPosition": "mouse"
    },
    "categoryField": "year",
    "categoryAxis": {
        "parseDates": false,
        "axisColor": "#DADADA",
        "minorGridEnabled": true
    },
    "export": {
    	"enabled": false,
        "position": "bottom-right"
     }
});

chartYearlyProgression.addListener("dataUpdated", zoomChartYearlyProgression);

var chartYearlyPointPerGameProgression = AmCharts.makeChart("chartYearlyPointPerGameProgression", {
    "type": "serial",
    "theme": "light",
    "legend": {
        "useGraphSettings": true
    },
    "dataProvider": annualPlayerData,
    "synchronizeGrid":true,
    "valueAxes": [{
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "left", 
        "minimum": 0, 
        "maximum": 2, 
        "strictMinMax": true
    }, {
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "right", 
        "minimum": 0, 
        "maximum": 2, 
        "strictMinMax": true
    }],
    "graphs": [{
		"id": "graphPointsPerGame", 
        "valueAxis": "v1",
        "lineColor": "#000000",
        "balloonText": "[[category]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "round",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Points per game",
        "valueField": "pointsPerGame",
		"fillAlphas": 0
    }],
    "chartScrollbar": {
        "graph":"graphPointsPerGame",
        "gridAlpha":0,
        "color":"#888888",
        "scrollbarHeight":55,
        "backgroundAlpha":0,
        "selectedBackgroundAlpha":0.1,
        "selectedBackgroundColor":"#888888",
        "graphFillAlpha":0,
        "autoGridCount":true,
        "selectedGraphFillAlpha":0,
        "graphLineAlpha":0.2,
        "graphLineColor":"#0000FF",
        "selectedGraphLineColor":"#0000FF",
        "selectedGraphLineAlpha":1

    },
    "chartCursor": {
        "cursorPosition": "mouse"
    },
    "categoryField": "year",
    "categoryAxis": {
        "parseDates": false,
        "axisColor": "#DADADA",
        "minorGridEnabled": true
    },
    "export": {
    	"enabled": false,
        "position": "bottom-right"
     }
});

chartYearlyPointPerGameProgression.addListener("dataUpdated", zoomChartYearlyPointPerGameProgression);

var chartTotalProduction = AmCharts.makeChart("chartTotalProduction", {
    "type": "serial",
    "theme": "light",
    "legend": {
        "useGraphSettings": true
    },
    "dataProvider": totalPlayerData,
    "synchronizeGrid":true,
    "valueAxes": [{
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "left"
    }, {
        "id":"v1",
        "axisColor": "#008800",
        "axisThickness": 2,
        "axisAlpha": 1,
        "position": "right"
    }],
    "graphs": [{
		"id": "graphTotalGoals", 
        "valueAxis": "v2",
        "lineColor": "#008800",
        "balloonText": "[[category]]<br><b><span style='font-size:14px;'>[[value]] goals</span></b>",
        "bullet": "square",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Goals",
        "valueField": "goals",
		"fillAlphas": 0
    }, {
		"id": "graphTotalAssists", 
        "valueAxis": "v3",
        "lineColor": "#0000FF",
        "balloonText": "[[category]]<br><b><span style='font-size:14px;'>[[value]] assists</span></b>",
        "bullet": "triangleUp",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Assists",
        "valueField": "assists",
		"fillAlphas": 0
    }, {
		"id": "graphTotalPoints", 
        "valueAxis": "v1",
        "lineColor": "#000000",
        "balloonText": "[[category]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "round",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Points",
        "valueField": "points",
		"fillAlphas": 0
    }, {
		"id": "graphTotalCurrentTrend", 
        "valueAxis": "v1",
        "lineColor": "#AAAAAA",
        "balloonText": "[[title]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "round",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Current trend",
        "valueField": "currentTrend",
		"fillAlphas": 0
    }, {
		"id": "graphTotalAverageTrend", 
        "valueAxis": "v1",
        "lineColor": "#FFA500",
        "balloonText": "[[title]]<br><b><span style='font-size:14px;'>[[value]] pts</span></b>",
        "bullet": "round",
        "bulletBorderThickness": 1,
        "hideBulletsCount": 30,
        "title": "Average trend",
        "valueField": "averageTrend",
		"fillAlphas": 0 
    }],
    "chartScrollbar": {
        "graph":"graphTotalPoints",
        "gridAlpha":0,
        "color":"#888888",
        "scrollbarHeight":55,
        "backgroundAlpha":0,
        "selectedBackgroundAlpha":0.1,
        "selectedBackgroundColor":"#888888",
        "graphFillAlpha":0,
        "autoGridCount":true,
        "selectedGraphFillAlpha":0,
        "graphLineAlpha":0.2,
        "graphLineColor":"#0000FF",
        "selectedGraphLineColor":"#0000FF",
        "selectedGraphLineAlpha":1

    },
    "chartCursor": {
        "cursorPosition": "mouse"
    },
    "categoryField": "date",
    "categoryAxis": {
        "parseDates": true,
        "axisColor": "#DADADA",
        "minorGridEnabled": true, 
        "equalSpacing": true
    },
    "export": {
    	"enabled": false,
        "position": "bottom-right"
     }
}); 

chartTotalProduction.addListener("dataUpdated", zoomChartTotalProduction);

zoomChartSeasonProgression();
zoomChartPointsPerGame();
zoomChartYearlyProgression();
zoomChartYearlyPointPerGameProgression();
zoomChartTotalProduction();

function generatePlayerData() {
    var playerData = [];
    // If we're before August, use last year's first game
    var firstDate = new Date(2014, 9, 1, 0, 0, 0, 0);

    var thisYear = 0;
    var lastYear = 0;
    var playerAverage = 0;
    var totalThisYear = 0;
    var totalLastYear = 0;
    var totalPlayerAverage = 0;

    <br />
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    return playerData;
}

function generateAnnualPlayerData() {
    var annualPlayerData = [];

    var goals = 0;
    var assists = 0;
    var points = 0;
    var pointsPerGame = 0;
    var newYear = 0;


    <br />
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    return annualPlayerData;
}

function generateTotalPlayerData() {
    var totalPlayerData = [];

    var goals = 0;
    var assists = 0;
    var points = 0;
    var gameNumber = 0;
    var gameDate = '';

    <br />
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    var currentAveragePointsPerGame = totalPlayerData[totalPlayerData.length-1].points / (totalPlayerData.length - 1);
    var averagePointsPerGame = totalPlayerData[parseInt((totalPlayerData.length-1)/2)].points / parseInt((totalPlayerData.length-1)/2);
    var currentTrend = 0;
    var averageTrend = 0;
    for(var i = 0; i < totalPlayerData.length; i++) {
        totalPlayerData[i].currentTrend = currentTrend.toFixed(2);
        totalPlayerData[i].averageTrend = averageTrend.toFixed(2);
        currentTrend += currentAveragePointsPerGame;
        averageTrend += averagePointsPerGame;
    }

    return totalPlayerData;
}

function zoomChartSeasonProgression(){
	/* By default, show up to today */
    var nbGamesMinimum = 15;
	var firstGameOfYear = new Date(2014, 9, 1, 0, 0, 0, 0);
	var firstFifteenGames = new Date(2014, 9, 15, 0, 0, 0, 0);
	var today = new Date();
	var lastIndex = datediff(firstGameOfYear, today) - 1;
	
	/* If today before the 15 first games, show the 15 first games */
	if (today < firstFifteenGames) {
		lastIndex = nbGamesMinimum - 1;
	}
	
	/* If today is after the last game of the year, we use the last game */
	if (lastIndex > chartSeasonProgression.dataProvider.length - 1) {
		lastIndex = chartSeasonProgression.dataProvider.length - 1;
	}

    chartSeasonProgression.zoomToIndexes(0, lastIndex);
}

function zoomChartPointsPerGame(){
	/* By default, show last 25 days */
    var nbGames = 25;
	var firstGameOfYear = new Date(2014, 9, 1, 0, 0, 0, 0);
	var lastGameOfYear = new Date(2015, 4, 30, 0, 0, 0, 0);
	var today = new Date();
	var xNbGamesAgo = new Date();
    var thisYear = new Date();
    thisYear = thisYear.getFullYear();
    // If we're in July or before, we check last year instead...
    if (today.getMonth() <= 6) {
        thisYear -= 1;
    }
    //If the year we're looking at isn't this year...
    if (2014 != thisYear) {
        today = lastGameOfYear;
        xNbGamesAgo = lastGameOfYear;
    }
	xNbGamesAgo.setDate(xNbGamesAgo.getDate() - nbGames);
	var firstIndex = 0;
	var lastIndex = nbGames - 1;
	
	/* If 25 games ago it's before the first game of the year, we start at the first game */
	if (xNbGamesAgo < firstGameOfYear) {
		firstIndex = 0;
	}
	else {
		firstIndex = datediff(firstGameOfYear, xNbGamesAgo) - 1;
	}
	
	lastIndex = firstIndex + nbGames;
	/* If 25 days after 25 days ago is later than the last game of the year */
	if (lastIndex > chartPointsPerGame.dataProvider.length - 1) {
		lastIndex = chartPointsPerGame.dataProvider.length - 1;
        /* Si on a plus que 25 parties dans l'année, on check les 25 dernières */
        if (lastIndex >= 25) {
            firstIndex = lastIndex - 25;
        }
	}
    chartPointsPerGame.zoomToIndexes(firstIndex, lastIndex);
}
function zoomChartYearlyProgression(){
    chartYearlyProgression.zoomToIndexes(0, chartYearlyProgression.dataProvider.length - 1);
}
function zoomChartYearlyPointPerGameProgression(){
    chartYearlyPointPerGameProgression.zoomToIndexes(0, chartYearlyPointPerGameProgression.dataProvider.length - 1);
}
function zoomChartTotalProduction(){
    chartTotalProduction.zoomToIndexes(0, chartTotalProduction.dataProvider.length - 1);
}