This repository contains an example of telegram bot written in Java (17 and above) using Spring Framework.
This project uses https://github.com/rubenlagus/TelegramBots, check it out for more telegram bot implementation details, also https://core.telegram.org/bots/api for telegram bots API details
Current version supports the following commands:
- /help - Displays help about all or specified command
- /whoami - Displays information about the person who wrote the command: User Id, Name and chat type
- /start - The default bot command, shows greeting message
Configuration is supplied through Environment Variables:
| Environment variable | Required | Default value | Description |
|---|---|---|---|
| TELEGRAM_TOKEN | Yes | The token from @BotFather | |
| TELEGRAM_URL | Yes | The base url on which your bot would listen example: https://mybot.example.com |
|
| TELEGRAM_MAX_CONNECTIONS | No | 40 | The Maximum allowed number of simultaneous HTTPS connections to the webhook for update delivery, 1-100. Defaults to 40. Use lower values to limit the load on your bot's server, and higher values to increase your bot's throughput |
| TELEGRAM_LANGUAGE_CODE | No | en | A two-letter ISO 639-1 language code. If empty, commands will be applied to all users from the given scope, for whose language there are no dedicated commands |
| PORT | No | 9090 | The port on which web server will listen for incoming requests |