refactor: Update ctx property access, simplify user authentication middleware, and clarify bot command descriptions.

Author: parthsali

src/handlers/command-handlers.js

@@ -8,7 +8,7 @@ export const startCommandHandler = async (ctx) => {
     `• 📁 Files & Study Materials\n` +
     `• 📚 Syllabuses & PDFs\n` +
     `• 📝 Notes & Resources\n\n` +
-    `Use /search to find and download files!\n` +
+    `Use /search to find links to files!\n` +
     `Use /help to see all available commands.`;
 
   await ctx.reply(welcomeMessage, { parse_mode: "Markdown" });
@@ -23,7 +23,7 @@ export const helpCommandHandler = async (ctx) => {
     `🤖 *Learnverse Bot Help*\n\n` +
     `I am here to help you access study materials, notes, and syllabuses easily.\n\n` +
     `*Available Commands:*\n` +
-    `/search - 🔍 Find file, syllabus & notes\n` +
+    `/search - 🔍 Find file, syllabus & notes links\n` +
     `/help - ℹ️ Show this help message\n` +
     `/start - 🔄 Restart the bot session\n\n` +
     `_Select /search to browse materials by Branch > Year > Subject_`;

src/helpers/bot-helpers.js

@@ -1,15 +1,15 @@
 export const isBot = (ctx) => {
-  return ctx.update?.message?.from?.is_bot;
+  return ctx.from?.is_bot;
 };
 
 export const isPrivateChat = (ctx) => {
-  return ctx.update?.message?.chat?.type === "private";
+  return ctx.chat?.type === "private";
 };
 
 export const checkIfNewUser = (ctx) => {
-  return ctx.update?.message?.new_chat_participant;
+  return ctx.message?.new_chat_participant;
 };
 
 export const checkGroupChat = (ctx) => {
-  return ctx.update?.message?.chat?.type === "group";
+  return ctx.chat?.type === "group" || ctx.chat?.type === "supergroup";
 };

src/helpers/user-helper.js

@@ -15,11 +15,11 @@ export const createUserIfNotExists = async (ctx) => {
   }
 
   const user = {
-    chatId: ctx.update.message.chat.id,
-    firstName: ctx.update.message.from.first_name,
-    lastName: ctx.update.message.from.last_name,
-    username: ctx.update.message.from.username,
-    language_code: ctx.update.message.from.language_code,
+    chatId: ctx.chat?.id,
+    firstName: ctx.from?.first_name,
+    lastName: ctx.from?.last_name,
+    username: ctx.from?.username,
+    language_code: ctx.from?.language_code,
   };
 
   const newUser = await createUser(user);

src/middlewares/userAuthAndSetupMiddleware.js

@@ -10,22 +10,11 @@ import logger from "../helpers/logger.js";
 import fs from "fs";
 
 export const userAuthAndSetupMiddleware = async (ctx, next) => {
-  // Skip middleware for callback queries (inline button clicks)
-  // Callback queries don't have message context and are already authenticated
-  if (ctx.updateType === "callback_query") {
-    logger.debug("Skipping middleware for callback query");
-    return next();
-  }
-
-  // Only validate for messages and commands
-  if (!ctx.update.message) {
-    // Skip for other update types (edited messages, etc.)
-    return next();
-  }
-
   // reject if the user is a bot
   if (isBot(ctx)) {
-    ctx.reply("You are a bot, bots are not allowed");
+    if (isPrivateChat(ctx)) {
+      await ctx.reply("You are a bot, bots are not allowed");
+    }
     return;
   }