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function lineChart(id) {
const url = "../php/graph-data.php?code=" + id;
fetch(url)
.then((response) => response.json())
.then((jsonData) => {
const labels = jsonData.labels;
const data = jsonData.data;
// Define colors for up to 8 bars
const colors = [
"rgba(255, 99, 132, 0.6)", // Red
"rgba(75, 192, 192, 0.6)", // Green
"rgba(54, 162, 235, 0.6)", // Blue
"rgba(255, 159, 64, 0.6)", // Orange
"rgba(153, 102, 255, 0.6)", // Purple
"rgba(255, 206, 86, 0.6)", // Yellow
"rgba(199, 199, 199, 0.6)", // Gray
"rgba(83, 102, 255, 0.6)", // Indigo
];
const borderColors = [
"rgba(255, 99, 132, 1)",
"rgba(54, 162, 235, 1)",
"rgba(255, 206, 86, 1)",
"rgba(75, 192, 192, 1)",
"rgba(153, 102, 255, 1)",
"rgba(255, 159, 64, 1)",
"rgba(199, 199, 199, 1)",
"rgba(83, 102, 255, 1)",
];
// Get canvas context
const ctx = document.getElementById(id).getContext("2d");
// Create chart
new Chart(ctx, {
type: "bar",
data: {
labels: labels,
datasets: [
{
label: "Votes",
data: data,
backgroundColor: colors.slice(0, labels.length), // Slice to match the number of labels
// borderColor: borderColors.slice(0, labels.length), // Slice to match the number of labels
borderColor: "rgba(83, 151, 216, 0.6)",
borderWidth: 1,
},
],
},
options: {
scales: {
y: {
beginAtZero: true,
},
},
},
});
})
.catch((error) => console.error("Error fetching data:", error));
}