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import {
AllowedMentions,
BotCommand,
clientSendAndPermCheck,
colors,
emojis,
type CommandMessage,
type SlashMessage
} from '#lib';
import assert from 'assert/strict';
import { ApplicationCommandOptionType, EmbedBuilder } from 'discord.js';
import { evaluate } from 'mathjs';
assert(evaluate);
export default class CalculatorCommand extends BotCommand {
public constructor() {
super('calculator', {
aliases: ['calculator', 'calc', 'math'],
category: 'utilities',
description: 'Calculates math expressions.',
usage: ['calculator <expression>'],
examples: ['calculator 9+10'],
args: [
{
id: 'expression',
description: 'The expression to calculate.',
type: 'string',
match: 'rest',
prompt: 'What would you like to calculate?',
retry: '{error} Pick something to calculate.',
slashType: ApplicationCommandOptionType.String
}
],
slash: true,
clientPermissions: (m) => clientSendAndPermCheck(m),
userPermissions: []
});
}
public override async exec(message: CommandMessage | SlashMessage, args: { expression: string }) {
const decodedEmbed = new EmbedBuilder().addFields({
name: '📥 Input',
value: await this.client.utils.inspectCleanRedactCodeblock(args.expression, 'mma')
});
try {
const calculated = /^(9\s*?\+\s*?10)|(10\s*?\+\s*?9)$/.test(args.expression) ? '21' : evaluate(args.expression);
decodedEmbed
.setTitle(`${emojis.successFull} Successfully Calculated Expression`)
.setColor(colors.success)
.addFields({
name: '📤 Output',
value: await this.client.utils.inspectCleanRedactCodeblock(calculated.toString(), 'mma')
});
} catch (error: any) {
decodedEmbed
.setTitle(`${emojis.errorFull} Unable to Calculate Expression`)
.setColor(colors.error)
.addFields({
name: `📤 Error`,
value: await this.client.utils.inspectCleanRedactCodeblock(`${error.name}: ${error.message}`, 'js')
});
}
return await message.util.reply({ embeds: [decodedEmbed], allowedMentions: AllowedMentions.none() });
}
}
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