n?stats image generation

commands/leveling/stats.js

@@ -1,4 +1,38 @@
 const Discord = require('discord.js');
+const Canvas = require('canvas');
+Canvas.registerFont('./resources/fonts/Nunito-Regular.ttf', {family: "Nunito"});
+
+const applyText = (base, canvas, text) => {
+	const ctx = canvas.getContext('2d');
+	let fontSize = base;
+
+	do {ctx.font = `${fontSize -= 2}px "Nunito"`;}
+    while (ctx.measureText(text).width > canvas.width - 460);
+
+	return ctx.font;
+};
+
+function roundRect(ctx, x, y, width, height, radius=5, fill=false, stroke=true, clip=false) {
+    if (typeof radius === 'number') {radius = {tl: radius, tr: radius, br: radius, bl: radius};
+    } else {
+        var defaultRadius = {tl: 0, tr: 0, br: 0, bl: 0};
+        for (let side in defaultRadius) {radius[side] = radius[side] || defaultRadius[side];}
+    }
+    ctx.beginPath();
+    ctx.moveTo(x + radius.tl, y);
+    ctx.lineTo(x + width - radius.tr, y);
+    ctx.quadraticCurveTo(x + width, y, x + width, y + radius.tr);
+    ctx.lineTo(x + width, y + height - radius.br);
+    ctx.quadraticCurveTo(x + width, y + height, x + width - radius.br, y + height);
+    ctx.lineTo(x + radius.bl, y + height);
+    ctx.quadraticCurveTo(x, y + height, x, y + height - radius.bl);
+    ctx.lineTo(x, y + radius.tl);
+    ctx.quadraticCurveTo(x, y, x + radius.tl, y);
+    ctx.closePath();
+    if (fill) {ctx.fill();}
+    if (stroke) {ctx.stroke();}
+    if (clip) {ctx.clip();}
+}
 
 const LXP = require('../../models/localxp');
 
@@ -27,6 +61,7 @@ module.exports = {
             if (!txp.xp[u.id]) {return message.channel.send(`${u.id === message.author.id ? "You" : "That user"} doesn't have any leveling info available!`);}
             xp = {xp: txp.xp[u.id][0], level: txp.xp[u.id][1]};
         } else {xp = client.misc.cache.lxp.xp[message.guild.id][u.id];}
+        if (!message.channel.permissionsFor(message.guild.me.id).has("ATTACH_FILES")) {
             return message.channel.send({embeds: [new Discord.MessageEmbed()
                 .setTitle(`${u.displayName}${u.displayName.toLowerCase().endsWith('s') ? "'" : "'s"} Stats`)
                 .setDescription("Local leveling stats")
@@ -36,6 +71,39 @@ module.exports = {
                 .setColor("c375f0")
                 .setFooter({text: "Natsuki"})
                 .setTimestamp()
-        ]})
+            ]});
+        } else {
+            const canvas = Canvas.createCanvas(1193, 411);
+            const ctx = canvas.getContext('2d');
+
+            const background = await Canvas.loadImage('./resources/images/nat-lvl.jpg');
+            ctx.drawImage(background, 0, 0, canvas.width, canvas.height);
+
+            ctx.fillStyle = '#13131337'; //darken img
+            ctx.fillRect(0, 0, canvas.width, canvas.height);
+
+            const avatar = await Canvas.loadImage(u.displayAvatarURL({format: 'jpg', size: 2048}));
+            ctx.drawImage(avatar, 40, 40, canvas.height - 80, canvas.height - 80); //draw avatar
+
+            ctx.font = applyText(50, canvas, `${u.displayName}${u.displayName.toLowerCase().endsWith('s') ? "'" : "'s"} Stats`); //center text
+            ctx.fillStyle = '#ffffff';
+            ctx.fillText(`${u.displayName}${u.displayName.toLowerCase().endsWith('s') ? "'" : "'s"} Stats`, canvas.width / 2.8, canvas.height / 2);
+
+            ctx.font = applyText(120, canvas, `${xp.xp} / ${Math.ceil(100 + (((xp.level / 3) ** 2) * 2))} | Level ${xp.level}`); //top text
+            ctx.fillStyle = '#ffffff';
+            ctx.fillText(`${xp.xp} / ${Math.ceil(100 + (((xp.level / 3) ** 2) * 2))} | Level ${xp.level}`, canvas.width / 2.8, canvas.height / 3.2);
+            
+            //draw the bar borders
+            ctx.strokeStyle = '#ffffff';
+            ctx.strokeWidth = 6;
+            roundRect(ctx, canvas.width / 2.8, canvas.height / 1.53, canvas.width - (canvas.width / 2.8) - 80, 40, 10, false, true, false);
+            //set a clipping area to keep the bar filler inside the rounded borders
+            roundRect(ctx, canvas.width / 2.8, canvas.height / 1.53, canvas.width - (canvas.width / 2.8) - 80, 40, 10, false, false, true);
+            ctx.fillStyle = '#4aa4e0c8';
+            //draw the bar filler
+            ctx.fillRect(canvas.width / 2.8, canvas.height / 1.53, (xp.xp / Math.ceil(100 + (((xp.level / 3) ** 2) * 2))) * (canvas.width - (canvas.width / 2.8) - 80), 40);
+
+            message.channel.send({files: [new Discord.MessageAttachment(canvas.toBuffer(), 'xp-stats.png')]});
+        }
     }
 };

util/lxp/gainxp.js

@@ -10,7 +10,7 @@ const applyText = (canvas, text) => {
 	let fontSize = 120;
 
 	do {context.font = `${fontSize -= 5}px "Nunito"`;}
-    while (context.measureText(text).width > canvas.width - 250);
+    while (context.measureText(text).width > canvas.width - 460);
 
 	return context.font;
 };