$(function() {
var min = [],
avg = [];

min.push([gd(2020,12,04), 683.97, '']);
avg.push([gd(2020,12,04), 695.08, '']);
min.push([gd(2021,01,02), 683.97, '']);
avg.push([gd(2021,01,02), 695.24, '']);
min.push([gd(2021,01,31), 683.97, '']);
avg.push([gd(2021,01,31), 695.24, '']);
min.push([gd(2021,03,01), 683.97, '']);
avg.push([gd(2021,03,01), 695.24, '']);
min.push([gd(2021,03,30), 588.00, '']);
avg.push([gd(2021,03,30), 673.79, '']);
min.push([gd(2021,04,28), 588.00, '']);
avg.push([gd(2021,04,28), 673.79, '']);
min.push([gd(2021,05,27), 588.00, '']);
avg.push([gd(2021,05,27), 670.34, '']);
min.push([gd(2021,06,25), 588.00, '']);
avg.push([gd(2021,06,25), 666.41, '']);
min.push([gd(2021,07,24), 588.00, '']);
avg.push([gd(2021,07,24), 666.41, '']);
min.push([gd(2021,08,22), 677.06, '']);
avg.push([gd(2021,08,22), 790.82, '']);
min.push([gd(2021,09,20), 616.78, '']);
avg.push([gd(2021,09,20), 636.15, '']);
min.push([gd(2021,10,19), 587.20, '']);
avg.push([gd(2021,10,19), 630.02, '']);
min.push([gd(2021,11,17), 577.33, '']);
avg.push([gd(2021,11,17), 607.45, '']);
min.push([gd(2021,12,16), 580.73, '']);
avg.push([gd(2021,12,16), 610.48, '']);
min.push([gd(2022,01,14), 580.73, '']);
avg.push([gd(2022,01,14), 610.48, '']);
min.push([gd(2022,02,12), 580.73, '']);
avg.push([gd(2022,02,12), 614.51, '']);
min.push([gd(2022,03,13), 580.73, '']);
avg.push([gd(2022,03,13), 614.51, '']);
min.push([gd(2022,04,11), 580.73, '']);
avg.push([gd(2022,04,11), 614.51, '']);
min.push([gd(2022,05,10), 508.64, '']);
avg.push([gd(2022,05,10), 589.46, '']);
min.push([gd(2022,06,08), 508.64, '']);
avg.push([gd(2022,06,08), 591.96, '']);
min.push([gd(2022,07,07), 508.64, '']);
avg.push([gd(2022,07,07), 599.46, '']);

Date.prototype.yyyymmdd = function() {
var yyyy = this.getFullYear().toString();
var mm = (this.getMonth()+1).toString();
var dd  = this.getDate().toString();
return yyyy + "." + (mm[1]?mm:"0"+mm[0]) + "." + (dd[1]?dd:"0"+dd[0]);
}

function gd(year, month, day) {
return new Date(year, month - 1, day);
}

function eur_prefix(val, axis){
val = parseFloat(val);
return parseFloat(val.toFixed(2)) + " €"
}

eur_prefix = function(val, axis){
val = parseFloat(val);
return parseFloat(val.toFixed(2)) + " €"
}

var plot = $.plot("#flotchart", [
{ data: avg, label: "средняя цена", points: { symbol: "circle", fillColor: "#767773"}},
{ data: min, label: "минимальная цена", points: { symbol: "circle", fillColor: "#65a422"}}
], {
colors: ["#767773", "#65a422"],
series: {
lines: {
show: true
},
points: {
show: true,
fill: true,
lineWidth: 3
}
},
grid: {
hoverable: true,
clickable: false,
borderWidth: {
top: 0.1,
right: 0.1,
left: 1,
bottom: 1
},
},
yaxis: {
min: 457,
max: 870,
tickFormatter: eur_prefix
}
,
xaxis: {
mode: "time",
minTickSize: [4, "day"],
timeformat:"%Y.%m.%d"
}
});

$("<div id='tooltip'></div>").css({
position: "absolute",
display: "none",
border: "1px solid #65a422",
padding: "3px",
"background-color": "#efefef",
opacity: 0.80
}).appendTo("body");

$("#flotchart").bind("plothover", function (event, pos, item) {
if (item) {
var x = item.datapoint[0],
y = eur_prefix(item.datapoint[1].toFixed(2));

$("#tooltip").html(new Date(x).yyyymmdd() + " " + item.series.label + " " + y + " " + item.series.data[item.dataIndex][2])
.css({top: item.pageY+5, left: item.pageX+5})
.fadeIn(200);
} else {
$("#tooltip").hide();
}
});
$("#flotgraph").show();
});