agreg-server/server/frontend/public/assets/js/chart.js

32 lines
657 B
JavaScript

function renderChart(points) {
const canvas = document.getElementById("consumption-chart");
const labels = points.map(p => formatPeriod(p.period));
const data = points.map(p => p.delta_m3);
new Chart(canvas, {
type: "bar",
data: {
labels,
datasets: [
{
label: "Consommation (m³)",
data
},
],
},
options: {
responsive: true,
scales: {
y: {
beginAtZero: true,
},
},
},
});
}
function formatPeriod(isoString) {
const date = new Date(isoString);
return date.toLocaleDateString("fr-FR", { day: "2-digit", month: "short" });
}