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sample.js
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sample.js
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function showChart() {
console.log('showChart loaded');
window.pywebview.api.getData().then(
function(result) {
drawChart(result.price,result.mountain,result.current,result.title);
});
}
// function init() {
// if (!window.pywebview) {
// console.log('recheck');
// return init();
// }
//
// showChart();
// }
//
// init();
function drawChart(x, y, z, w) {
var ctx = document.getElementById("myChart");
ctx.style.backgroundColor = 'rgb(21,43,42)';
var barBackgroundColors1 = []; // initial
var barBackgroundColors2 = []; // profit
var myChart = new Chart(ctx, {
type: 'bar',
data: {
labels: x,
datasets: [
{
label: 'Profit',
data: z,
backgroundColor: barBackgroundColors2 //"rgba(51, 204, 51, 0.9)"
},
{
label: 'Initial',
data: y,
backgroundColor: barBackgroundColors1 //"rgba(58, 98, 87, 0.5)"
}
]
},
options: {
legend: {
display: false
},
scales: {
xAxes: [{
gridLines: {
display: false
},
stacked: true,
display: true,
scaleLabel: {
display: true,
labelString: w,
fontSize: 16,
fontColor: 'white'
},
ticks: {
fontColor: 'white'
}
}],
yAxes: [{
gridLines: {
color: 'rgba(153,153,153,0.2)'
},
stacked: true,
display: true,
scaleLabel: {
display: true,
labelString: "Order size",
fontSize: 16,
fontColor: 'white'
},
ticks: {
fontColor: 'white'
}
}]
},
tooltips: {
displayColors: false,
callbacks: {
title: function(tooltipItem) {
return `${w}: ${String(tooltipItem[0].xLabel)}`; // ESS syntax
},
label: function(tooltipItemY) {
return "Total: " + `${Number(tooltipItemY.yLabel)}`;
}
}
}
}
})
for (i = 0; i < x.length; i++) {
if (x[i] > 1) {
barBackgroundColors1.push('rgb(230, 0, 0, 0.5)');
barBackgroundColors2.push('rgb(255, 0, 0, 0.9)');
}
else {
if (x[i] == 1) {
barBackgroundColors1.push('rgb(217, 217, 217, 0.5)');
barBackgroundColors2.push('rgb(242, 242, 242, 0.9)');
}
else {
barBackgroundColors1.push('rgba(58, 98, 87, 0.5)');
barBackgroundColors2.push('rgba(51, 204, 51, 0.9)');
}
}
}
myChart.update();
};