CyanoFresh / TI81-queue-bot

Telegram Bot for creating queues from students list

Telegram Queue Bot

Telegram Bot for creating randomized queue from students list from group TI-81

You can find bot here: @ti81_queue_bot

By Alex Solomaha (@CyanoFresh)

Feel free to contribute :)

Features

• Randomized Queue
• Persistence - save and load queues from json database file
• Stickers - reply with stickers (triggered by name or random) for fun (java = держи жабу)
• Authentication by chat_id for admin and users commands
• Telegram WebHooks - CPU and network optimization
• /done command for users
• Use Telegram's inline buttons for navigation
• Better architecture - separate index.js into smaller files
• Use telegraf/micro for lambda-like services
• KPI rozklad parser
• Universal students list

You can help by submitting a PR

Installation

1. Clone repo && cd to it
2. Configure environmental variables:
   • For development: cp .env.example
   • For production: see .env.example for available parameters
3. npm start

Nginx and Webhooks

1. Configure environmental variables for webhooks: domain and port

2. Configure domain in nginx

3. Obtain a certificate from Let's Encrypt

4. Configure nginx for the bot. Example config:

   server {
      if ($host = tg.solomaha.com) {
          return 301 https://$host$request_uri;
      } # managed by Certbot
   
      listen 80;
      server_name tg.solomaha.com;
      
      return 404; # managed by Certbot
   }
   
   server {
      server_name tg.solomaha.com;
   
      location / {
          proxy_pass http://127.0.0.1:4000;
          proxy_http_version 1.1;
          proxy_set_header Upgrade $http_upgrade;
          proxy_set_header Connection 'upgrade';
          proxy_set_header Host $host;
          proxy_set_header X-Real-IP $remote_addr;
          proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
          proxy_cache_bypass $http_upgrade;
      }
   
      listen 443 ssl; # managed by Certbot
      ssl_certificate /etc/letsencrypt/live/tg.solomaha.com/fullchain.pem; # managed by Certbot
      ssl_certificate_key /etc/letsencrypt/live/tg.solomaha.com/privkey.pem; # managed by Certbot
      include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
      ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot
   }