quickChart/index.html at master · cartory/quickChart · GitHub

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<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<meta http-equiv="X-UA-Compatible" content="IE=edge" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
		<title>Chart with quickchart</title>
	</head>
	<style>
		.img {
			margin: auto;
            display: block;
			user-select: none;
			padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
		}
	</style>
	<body id="body">
        <h1>CLICK FOR GENERATE RANDOM CHARTS</h1>
	</body>
	<script>
		document.addEventListener("click", () => {
			const randomNumber = () => Math.floor(Math.random() * 20)
			const plans = [
				["planVargas", randomNumber()],
				["planOni", randomNumber()],
				["planPeña", randomNumber()],
			]

			const chart = {
				type: "bar",
				data: {
					labels: plans.map(([planName]) => `'${planName}'`),
					datasets: [
						{
							label: "Servicios",
							data: plans.map(([_, serviceCount]) => serviceCount),
						},
					],
				},
			}

			const body = document.getElementById("body")
			const rawSrc = `{type:%27pie%27,data:{labels:[${chart.data.labels}],datasets:[{label:%27Servicios%27,data:[${chart.data.datasets[0].data}]}]}}`
			body.innerHTML += `<img class="img" src="https://quickchart.io/chart?bkg=white&amp;c=${rawSrc}" width="601" height="361" />`
		})
	</script>
</html>