simply-xp/src/charts.js

A Simple, Easy and Beginner Friendly XP System

let leaderboard = require("./leaderboard");

/**
 * @param {Discord.Message} message
 * @param {import("../index").chartsOptions} options
 */

async function charts(message, options) {
	try {
		require("canvas");
	} catch {
		throw "[XP] This requires canvas to be installed. \n\"npm install canvas\"";
	}
	const ChartJS = require("chart.js");
	const Canvas = require("canvas");
	let {client} = message;

	let data = [];
	let pos = options?.position || 5;
	let uzern = [];

	let ctx = Canvas.createCanvas(950, 526);
	await leaderboard(client, message.guild.id).then((e) => {
		e.forEach((m) => {
			if (m.position <= pos) {
				data.push(m.xp);
				uzern.push(m.tag);
			}
		});
	});

	new ChartJS(ctx, {
		type: options.type || "bar",
		data: {
			labels: uzern,
			datasets: [
				{
					label: "Leaderboards",
					data: data,
					backgroundColor: [
						"rgba(255, 99, 132, 0.5)",
						"rgba(255, 159, 64, 0.5)",
						"rgba(255, 205, 86, 0.5)",
						"rgba(75, 192, 192, 0.5)",
						"rgba(54, 162, 235, 0.5)",
						"rgba(153, 102, 255, 0.5)",
						"rgb(201, 203, 207, 0.5)"
					],
					borderColor: [
						"rgb(255, 99, 132)",
						"rgb(255, 159, 64)",
						"rgb(255, 205, 86)",
						"rgb(75, 192, 192)",
						"rgb(54, 162, 235)",
						"rgb(153, 102, 255)",
						"rgb(201, 203, 207)"
					],
					borderWidth: 2
				}
			]
		},
		options: {
			animation: false,
			plugins: {
				title: {
					display: true,
					text: "XP Datasheet"
				}
			}
		},
		plugins: [
			{
				id: "simply-xp",
				beforeDraw: (chart) => {
					const ctx = chart.canvas.getContext("2d");
					ctx.save();
					ctx.globalCompositeOperation = "destination-over";
					ctx.fillStyle = options.background || "#2F3136";
					ctx.fillRect(0, 0, chart.width, chart.height);
					ctx.restore();
				}
			}
		]
	}).update();

	return {
		attachment: ctx.toBuffer("image/png"),
		name: "chart.png"
	};
}

module.exports = charts;