tg-channel-service

Description

Telegram bot for creating reminders from free-form text input. Natural language is parsed into a structured reminder format and stored locally.

Scope

• Telegram bot interaction
• Free-text reminder input
• Reminder parsing via LLM
• JSON-based reminder configuration
• Local persistence of reminders
• Scheduling based on parsed data

Reminder Format

LLM output format (JSON only):

{
  "repeat": "none|daily|weekly|monthly|yearly",
  "interval": number | null,
  "weekdays": ["mon","tue","wed","thu","fri","sat","sun"] | null,
  "time": "HH:mm:ss",
  "timezone": "UTC+4",
  "next_date": "DD.MM.YYYY" | null
}

Tech

• TypeScript
• Telegram API (gram.js)
• SQLite
• Drizzle ORM
• OpenAI API

Notes

• Originally developed as a standalone service
• Later reused as a personal Telegram bot
• SQLite used as local storage