Add whitelist and chat (LLM) feature

commands/misc/chat.js

@@ -0,0 +1,72 @@
+require("dotenv").config();
+const sqlite3 = require('sqlite3').verbose();
+
+module.exports = {
+	name: 'chat',
+	description: 'A chat command that uses an LLM to answer your prompts (server must be whitelisted)',
+	async execute({ message, args }) {
+		// TODO: Externalize the whitelist checking into a the message function with a variable export. And cache it. 
+		// Have a global collection that gets created on launch from the database, the collection uses the guild ID as a key and has an array of commands that are whitelisted.
+		// Just write to both the database and this collection when a new command gets whitelisted.
+		const db = new sqlite3.Database('data/database.db');
+		let isWhitelisted = false;
+		await new Promise((resolve, reject) => {
+			db.get(`SELECT * FROM whitelist WHERE serverId = ? AND command = ?`, [message.guild.id, this.name],
+			function (error, row){
+				if(error){
+					console.error(error);
+					resolve("");
+				}else{
+					if(row === undefined){
+						resolve();
+					}else {
+						isWhitelisted = true;
+						resolve();
+					}
+				}
+			})
+		})
+
+		if(!isWhitelisted){
+			message.channel.send("This server is not whitelisted. The bot admin needs to whitelist the server for this command to work.");
+			return;
+		}
+		if(args.length === 0){ 
+			message.channel.send("You have to set your prompt in the arguments");
+			return;
+		}
+		const prompt = args.join(" ");
+		let answer = "";
+		const initialMessage = await message.channel.send("Generating response... This may take a moment.")
+        message.channel.sendTyping();
+		await fetch(`https://openrouter.ai/api/v1/chat/completions`, {
+			method: `POST`,
+			headers: {
+				"Authorization": `Bearer ${process.env.OPENROUTER_API_KEY}`,
+				"Content-Type": `application/json`
+			},
+			body: JSON.stringify({
+				"model": `deepseek/deepseek-chat-v3-0324:free`,
+				"messages": [
+					{
+						"role": `user`,
+						"content": prompt
+					}
+				],
+				"max_tokens": 100
+			})
+		}).then(response => response.json()).then(data => {
+			answer = data.choices[0].message.content;
+		}).catch(error => {
+			console.error(error);
+		});
+		if(answer.length > 0){
+			if(answer.length > 1999){
+				initialMessage.edit("Unfortunately the length of the message was longer than what discord allows.")
+			}
+			initialMessage.edit(answer)
+		}else {
+			initialMessage.edit("Something went wrong. The owner should check the console.")
+		}
+	}
+};