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vals-chart.js
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vals-chart.js
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function setChart() {
var chartEl = document.getElementById("myChart")
chartEl.setAttribute('data-built', 'true')
var ctx = chartEl.getContext('2d');
var myChart = new Chart(ctx, {
type: 'bar',
data: {
labels: ["Volume", "Highs", "Mids", "Bass"],
datasets: [{
label: 'Average Global Listener Values',
data: [
setSoundCategory('vol'),
setSoundCategory('bass'),
setSoundCategory('mids'),
setSoundCategory('highs')
],
backgroundColor: [
'rgba(255, 99, 132, 0.2)',
'rgba(54, 162, 235, 0.2)',
'rgba(255, 206, 86, 0.2)',
'rgba(75, 192, 192, 0.2)'
],
borderColor: [
'rgba(255,99,132,1)',
'rgba(54, 162, 235, 1)',
'rgba(255, 206, 86, 1)',
'rgba(75, 192, 192, 1)'
],
borderWidth: 1
}]
},
options: {
scales: {
yAxes: [{
ticks: {
beginAtZero:true
}
}]
}
}
});
}
function setSoundCategory(soundCategory) {
var data = s3Data.map(function(obj) {
return obj[soundCategory];
});
data = data.filter(function(element) {
return element !== undefined;
});
if (data.length) {
var sum = data.reduce(function(a, b) { return a + b });
var avg = sum / data.length;
return Math.floor(avg);
}
return
}