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We have moved to @lildiary/vk-bot

nodejs-vk-bot

2.6.7¬†‚Äʬ†Public¬†‚Äʬ†Published

nodejs-vk-bot

ūü§Ė Scalable VK bot framework for Node.js, based on Bots Long Poll API and Callback API. Based on node-vk-bot-api

Install

$ npm i nodejs-vk-bot

Simple example

import { VkBot } from "nodejs-vk-bot";
 
const bot = new VkBot("TOKEN");
 
bot.command("/start", ctx => {
  ctx.reply("Hello!");
});
 
bot.once("startPoll", () => {
  console.log("Long polling started");
});
bot.startPolling();

Examples

There's a few simple examples.

Tests

$ npm test

Methods

constructor(settings)

Create bot.

// Simple usage
const bot = new VkBot("TOKEN");
 
// Advanced usage
const bot = new VkBot({
  token: process.env.TOKEN,
  group_id: process.env.GROUP_ID,
  execute_timeout: process.env.EXECUTE_TIMEOUT, // in ms   (50 by default)
  polling_timeout: process.env.POLLING_TIMEOUT // in secs (25 by default),
  v: '5.103', // Vk version, we do not recomend to change it
  pollingVersion: 3  // Vk Polling version, we do not recommend to change it
});

.use(...middlewares)

Add simple middleware.

bot.use((ctx, next) => {
  ctx.message.timestamp = new Date().getTime();
 
  next();
});

.command(triggers, ...middlewares)

Add middlewares with triggers for message_new event.

bot.command("start", ctx => {
  ctx.reply("Hello!").then(() => {
    console.log("The message is successfuly sent");
  });
});

.event(triggers, ...middlewares)

Add middlewares with triggers for selected events.

bot.event("message_edit", ctx => {
  ctx.reply("Your message was editted");
});

.noCommand(...middlewares)

Add reserved middlewares without triggers.

bot.noCommand(ctx => {
  ctx.reply("No commands for you.");
});

.sendMessage(userId, message, attachment, keyboard, sticker)

Send message to user.

// Simple usage
bot.sendMessage(145003487, "Hello!", "photo1_1");
 
// Multiple recipients
bot.sendMessage([145003487, 145003488], "Hello!", "photo1_1");
 
// Advanced usage
bot.sendMessage(145003487, {
  message: "Hello!",
  lat: 59.939095,
  lng: 30.315868
});
 
// Send image
const file = fs.readFileSync('C:/Users/M4k5y/Projects/lilDiary/Services/bot/logo.png');
bot.sendMessage(145003487, 'Look at my images!', file); // file is a png image Buffer 

.startPolling(ts)

Start polling ts is timestamp of the last event you can get events after ts is not required

bot.startPolling(ts);

.on(event, handler)

Set event listener, useful for saving last ts to DataBase

bot.on("poll", ts => {
  console.log(`Poll is done, ts: ${ts}`);
});
 
bot.on("error", err => {
  console.log(err);
});
 
bot.startPolling();

events

"startPoll" - emits when polling starts "poll" - when poll ends, returns ts "error" - emmits error

.once(event, handler)

Set event listener which excecutes once

bot.once("startPoll", ts => {
  console.log("Bot started");
});
bot.startPolling();

Context Methods

.reply(message, attachment, markup, sticker)

Helper method for reply to the current user.

bot.command("start", ctx => {
  ctx.reply("Hello!");
});

Markup

Keyboards

  • Markup.keyboard(buttons, options): Create keyboard
  • Markup.button(label, color, payload): Create custom button
  • Markup.oneTime(): Set oneTime to keyboard
  • Markup.inline(): Send keyboard with the message

Simple usage

ctx.reply(
  "Select your sport",
  null,
  Markup.keyboard(["Football", "Basketball"]).inline()
);

Advanced usage

ctx.reply(
  "How are you doing?",
  null,
  Markup.keyboard([
    [Markup.button("Normally", "primary")],
    [Markup.button("Fine", "positive"), Markup.button("Bad", "negative")]
  ])
);

.keyboard(buttons, options)

Create keyboard with optional settings.

/*
 
  Each string has maximum 2 columns.
 
  | one   | two   |
  | three | four  |
  | five  | six   |
 
 */
 
Markup.keyboard(["one", "two", "three", "four", "five", "six"], { columns: 2 });
/*
 
  By default, columns count for each string is 4.
 
  | one | two | three |
 
 */
 
Markup.keyboard(["one", "two", "three"]);

.button(label, color, payload)

Create custom button.

Markup.button("Start", "positive", {
  foo: "bar"
});

.oneTime()

Helper method for create one time keyboard.

Markup.keyboard(["Start", "Help"]).oneTime();

.inline()

Send keyboard in message box

Markup.keyboard(["test", "Help"]).inline();

Sessions

Store anything for current user in local memory.

Usage

import { VkBot } from "nodejs-vk-bot";
import Session from "nodejs-vk-bot/lib/session";
 
const bot = new VkBot(process.env.TOKEN);
const session = new Session();
 
bot.use(session.middleware());
 
bot.on(ctx => {
  ctx.session.counter = ctx.session.counter || 0;
  ctx.session.counter++;
 
  ctx.reply(`You wrote ${ctx.session.counter} messages.`);
});
 
bot.startPolling();

API

Options

  • key: Context property name (default: session)
  • getSessionKey: Getter for session key
Default getSessionKey(ctx)
const getSessionKey = ctx => {
  const userId = ctx.message.from_id || ctx.message.user_id;
 
  return `${userId}:${userId}`;
};

Stage

Scene manager.

import { VkBot, Scene, Session, Stage } from "nodejs-vk-bot";
 
const bot = new VkBot(process.env.TOKEN);
const scene = new Scene(
  "meet",
  ctx => {
    ctx.scene.next();
    ctx.reply("How old are you?");
  },
  ctx => {
    ctx.session.age = +ctx.message.text;
 
    ctx.scene.next();
    ctx.reply("What is your name?");
  },
  ctx => {
    ctx.session.name = ctx.message.text;
 
    ctx.scene.leave();
    ctx.reply(
      `Nice to meet you, ${ctx.session.name} (${ctx.session.age} years old)`
    );
  }
);
const session = new Session();
const stage = new Stage(scene);
 
bot.use(session.middleware());
bot.use(stage.middleware());
 
bot.command("/meet", ctx => {
  ctx.scene.enter("meet");
});
 
bot.startPolling();

API

Stage

  • constructor(...scenes): Register scenes

Scene

  • constructor(name, ...middlewares): Create scene
  • .command(triggers, ...middlewares): Create commands for scene

Context

ctx.scene.enter(name, [step]) // Enter in scene
ctx.scene.leave()             // Leave from scene
ctx.scene.next()              // Go to the next step in scene
ctx.scene.step                // Getter for step in scene
ctx.scene.step=               // Setter for step in scene

License

MIT.

Install

npm i nodejs-vk-bot

DownloadsWeekly Downloads

40

Version

2.6.7

License

MIT

Unpacked Size

35.1 kB

Total Files

26

Last publish

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