architecture besides db setup, say+roll

commands/roll.ts

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+import type { ChatInputCommandInteraction } from "discord.js";
+import { randomInt } from "crypto";
+
+import type { CommandData } from "./index";
+import { BotError } from "./error";
+
+const MAX_DICE: number = 100;
+const MAX_FACES: number = 9999;
+
+async function run(interaction: ChatInputCommandInteraction) {
+  await interaction.deferReply(); //do these options.get things need to be await?? kinda stupid
+  const options = interaction.options;
+  const dice_num: number = (await options.get("dice_num")).value as number;
+  const dice_faces: number = (await options.get("dice_faces")).value as number;
+  const show_calc: boolean = ((await options.get("show_calc"))?.value ?? true) as boolean;
+  const include_zero: boolean = ((await options.get("include_zero"))?.value ?? false) as boolean;
+  if (dice_num < 1) throw new BotError("Must roll at least 1 dice, obviously");
+  //semi-arbitrary limits, discord messages can be max 2000 chars long
+  if (dice_num > MAX_DICE) throw new BotError(`Max of ${MAX_DICE} dice`);
+  if (dice_faces > 9999) throw new BotError(`Max of ${MAX_FACES} faces`);
+  let rolls: number[] = [];
+  for (let i = 0; i < dice_num; i++) {
+    rolls.push(randomInt(include_zero ? 0 : 1, dice_faces + 1));
+  }
+  const result: number = rolls.reduce((accum, roll) => accum + roll, 0);
+  return await interaction.editReply(`Result: **${result}** ${ show_calc ? `(${ rolls.join(" + ")} = ${result})` : "" }`);
+}
+
+const data: CommandData = {
+  name: "roll",
+  description: "Roll dice",
+  ephemeral: false,
+  admin_only: false,
+  run,
+  //
+};
+
+export default data;
+