A Node.js Swagger API Microservice example

Description

This is an app that demonstrates how to use Nest.js to create a RESTful API microservice

Patterns

• Event-sourcing
• CQRS
• Saga
• ...

Installation

$ npm
$ docker-compose

Running the app

# development

## docker-compose => redis, mongodb, rabbit containers
$ docker-compose up -d

## apps
$ npm install --global cross-env
$ cd /services/service_name
$ npm install
$ npm run start

Relateds Links

Swagger Explorer URL: http://localhost:3000/api

Simple functions

Orders Application

• Create/Cancel/Read an order
• Auto deliver orders after X secords

Payments Application

• pub/sub events by Order App

TBC

• write Event store and restore Read storage
• Handling concurrent updates using optimistic locking
• Using snapshots to improve performance
• ...