Overview

This is a official plugin from tgsnake for rate limiting.
This plugin can rerun the pending update after limit exceeded.

Installation

You must install tgsnake first before installing this plugin.

npm i --save tgsnake @tgsnake/rate-limit

Example use.

//index.ts 
import RateLimit from "@tgsnake/rate-limit" 

bot.use(RateLimit({
  windows : 3000,
  limit : 1,
  onLimited : () => {
    return console.log("Limit exceeded.")
  }
}))

Options

interface RateLimitOptions {
  /**
   * how long to keep the data in memory. (default 1000)
  */
  windows?:number; 
  /**
   * max request during windows. (default 1)
  */
  limit?:number;
  /**
   * what to do after the limit is exceeded. (default will rerun the pending updates)
  */
  afterLimited?:(ctx:Updates.TypeUpdate) => MaybePromise<any>; 
  /**
   * what to do if the limit is exceeded. (default will pending the update.)
  */
  onLimited?:(ctx:Updates.TypeUpdate) => MaybePromise<any>; 
  /**
   * function to generate key. it must be return a bigint.
  */
  keyGenerator?:(ctx:Updates.TypeUpdate) => MaybePromise<bigint>;
}

Build with ♥️ by tgsnake dev.