Create NestJS Hexagonal & Clean Architecture

Description

Nest boilerplate which apply the hexagonal & clean architecture

Start

$ npx create-nestjs-hexagonal <project>

Installation

$ npm install

Running the app

# development mode 
$ npm run start:dev

# production mode
$ npm run start:prod

Folder Structure

Global

The Global Folder contains global properties like, global used interface, error type, external module configuration and etc..

abstract

abstract folder include interface of factory / mapper / model / use-case and etc you can add interface file which used global

config

config folder include setting file to connection other server like DB, MQ, GRPC

It also include the constant folder which used globally

Error

error folder include custom error settings

Lib

Lib folder contain the external module custom library which can use the adapter files.

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Construct of functional folder

We Declare the functional folder is set of implemented the backend function which seperated by DDD rules

you can change user folder to other name or add new folder, like product, order. It's only example of this template. I recommend to make folder follow the DDD rule

The User folder construct adaptor, core, port folder

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Port

port(hexagonal architecture) folder include the port file that expressed interface file

Adapter

adapter is implemented by port interface file. It contains controller, repository and etc

Core

Core is about the core logic of the domain. It contains application , domain, type folder

application

The application folder include business logic implement which contain the use-case, factory, mapper files.

domain

The domain folder include core model logic files

type

Type folder include the Core of type like model properties type, etd