mongoose-sequencer-tbs

Mongoose Sequencer TBS

Package for handling sequence number on mongodb with creating new collection that held all sequence key and counter.

Installation

Yarn

yarn add mongoose-sequencer-tbs

NPM

npm install mongoose-sequencer-tbs

Getting Started

Initialize package

import { MongooseSequencerInit } from 'mongoose-sequencer-tbs';

const init = await MongooseSequencerInit(
  'mongodb://user:password@host:port?authMechanism=SCRAM-SHA-256&authSource=admin',
  'db_name',
  ['user', 'order']
);

if (typeof init === 'string') {
  throw new Error(init);
}

Get the next counter

import { MongooseSequencerNext } from 'mongoose-sequencer-tbs';

const seq = await MongooseSequencerNext('user');
const errorEx = await MongooseSequencerNext('not-registered-on-init');

console.log(seq) // 1 or 2 or 3 etc
console.log(errorEx) // Error instance with message `Sequence with key not-registered-on-init not found. Make sure you have registered the init function`