Refactor getBot

- No need for a separate module
- Return the newly created `bot` if it's not set

app/api/interactions/route.ts

@@ -2,7 +2,7 @@ import {
   InteractionResponseType,
   InteractionType,
 } from "discord-api-types/v10";
-import { getBot } from "@/app/lib/discord/getBot";
+import { getBot } from "@/app/lib/discord/bot";
 import { getEnvironment } from "../../../envs";
 import { verifyInteractionRequest } from "@/app/lib/discord/verify-interaction-request";
 
@@ -26,7 +26,7 @@ export async function POST(req: Request) {
 
   try {
     const bot = await getBot();
-    const result = await bot?.processInteraction(interaction);
+    const result = await bot.processInteraction(interaction);
 
     return Response.json(result);
   } catch (err: any) {

app/lib/discord/bot.ts

@@ -11,11 +11,23 @@ import {
 } from "discord-api-types/v10";
 import { Command, loadCommands } from "./command";
 import { REST, RESTOptions } from "@discordjs/rest";
-import { Client } from "edgedb";
+import { Client, createClient } from "edgedb";
 import { InteractionPromise } from "./interactionPromise";
 import { getHelpChannels } from "./queries/getHelpChannels.query";
 import { getEnvironment } from "../../../envs";
 
+let bot: Bot | null = null;
+
+export async function getBot(): Promise<Bot> {
+  if (bot) {
+    return bot;
+  }
+
+  bot = new Bot(createClient(), getEnvironment().discordToken);
+  await bot.initialize();
+  return bot;
+}
+
 export class Bot extends REST {
   public readonly edgedb: Client;
   public ["help-channels"]: Set<string> = new Set();
@@ -136,4 +148,4 @@ export class Bot extends REST {
       }
     );
   }
-}
+}