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import {
AllowedMentions,
BushCommand,
BushGuild,
BushMessage,
BushSlashMessage,
BushUser,
CanvasProgressBar,
Level
} from '@lib';
import canvas from 'canvas';
import { MessageAttachment } from 'discord.js';
import got from 'got/dist/source';
import { join } from 'path';
import SimplifyNumber from 'simplify-number';
export default class LevelCommand extends BushCommand {
public constructor() {
super('level', {
aliases: ['level', 'rank', 'lvl'],
category: 'leveling',
description: {
content: 'Shows the level of a user',
usage: 'level [user]',
examples: ['level', 'level @Tyman']
},
args: [
{
id: 'user',
type: 'user',
prompt: {
start: 'What user would you like to see the level of?',
retry: '{error} Choose a valid user to see the level of.',
optional: true
}
}
],
slashOptions: [
{
name: 'user',
description: 'The user to get the level of',
type: 'USER',
required: false
}
],
slash: true,
channel: 'guild'
});
}
private async getImage(user: BushUser, guild: BushGuild): Promise<Buffer> {
// I added comments because this code is impossible to read
const guildRows = await Level.findAll({ where: { guild: guild.id } });
const rank = guildRows.sort((a, b) => b.xp - a.xp);
const userLevelRow = guildRows.find((a) => a.user === user.id);
if (!userLevelRow) throw new Error('User does not have a level');
const userLevel = userLevelRow.level;
const currentLevelXP = Level.convertLevelToXp(userLevel);
const currentLevelXPProgress = userLevelRow.xp - currentLevelXP;
const xpForNextLevel = Level.convertLevelToXp(userLevelRow.level + 1) - currentLevelXP;
const white = '#FFFFFF',
gray = '#23272A',
highlight = user.hexAccentColor ?? '#5865F2';
// Load roboto font because yes
canvas.registerFont(join(__dirname, '..', '..', '..', '..', 'lib', 'assets', 'Roboto-Regular.ttf'), {
family: 'Roboto'
});
// Create image canvas
const image = canvas.createCanvas(800, 200),
ctx = image.getContext('2d');
// Fill background
ctx.fillStyle = gray;
ctx.fillRect(0, 0, image.width, image.height);
// Draw avatar
const avatarBuffer = await got.get(user.displayAvatarURL({ format: 'png', size: 128 })).buffer();
const avatarImage = new canvas.Image();
avatarImage.src = avatarBuffer;
avatarImage.height = 128;
avatarImage.width = 128;
const imageTopCoord = image.height / 2 - avatarImage.height / 2;
ctx.drawImage(avatarImage, imageTopCoord, imageTopCoord);
// Write tag of user
ctx.font = '30px Roboto';
ctx.fillStyle = white;
const measuredTag = ctx.measureText(user.tag);
ctx.fillText(user.tag, avatarImage.width + 70, 60);
// Draw line under tag
ctx.fillStyle = highlight;
ctx.fillRect(avatarImage.width + 70, 65 + measuredTag.actualBoundingBoxDescent, measuredTag.width, 3);
// Draw leveling bar
const fullProgressBar = new CanvasProgressBar(
ctx,
{
x: avatarImage.width + 70,
y: avatarImage.height - 0,
height: 30,
width: 550
},
white,
1
);
fullProgressBar.draw();
const progressBar = new CanvasProgressBar(
ctx,
{
x: avatarImage.width + 70,
y: avatarImage.height - 0,
height: 30,
width: 550
},
highlight,
currentLevelXPProgress / xpForNextLevel
);
progressBar.draw();
// Draw level data text
ctx.fillStyle = white;
ctx.fillText(
`Level: ${userLevel} XP: ${SimplifyNumber(currentLevelXPProgress)}/${SimplifyNumber(
xpForNextLevel
)} Rank: ${SimplifyNumber(rank.indexOf(rank.find((x) => x.user === user.id)!) + 1)}`,
avatarImage.width + 70,
avatarImage.height - 20
);
// Return image in buffer form
return image.toBuffer();
}
public override async exec(message: BushMessage | BushSlashMessage, args: { user?: BushUser }): Promise<unknown> {
if (!message.guild) return await message.util.reply(`${util.emojis.error} This command can only be run in a server.`);
if (!(await message.guild.hasFeature('leveling')))
return await message.util.reply(
`${util.emojis.error} This command can only be run in commands with the leveling feature enabled.`
);
const user = args.user ?? message.author;
try {
return await message.util.reply({
files: [new MessageAttachment(await this.getImage(user, message.guild!), 'level.png')]
});
} catch (e) {
if (e instanceof Error && e.message === 'User does not have a level') {
return await message.util.reply({
content: `${util.emojis.error} ${user} does not have a level.`,
allowedMentions: AllowedMentions.none()
});
} else throw e;
}
}
}
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