Functional-NestJS

Functional Programming with NestJS, Prisma.
immutable, pure, stateless.

1. Introduction

A production ready typescript backend repository utilized those libraries:

• NestJS : A progressive Node.js framework
• Prisma : Next-generation Node.js and TypeScript ORM
• eslint-plugin-functional disable mutation and promote functional programming lint.

2. Curriculum

2.1 Goal

• Developing a production-ready API with NestJS + Prisma.
• Learning functional-programming with Typescript.

3. Contents

index	Name	start-branch	complete-branch	docs
0	Setup and integraion Prisma with nestJS	start/integration-prisma	integration-prisma	docs/integration-prisma
1	REST API with type-safe validator	start/crud-API	crud-API	docs/crud-API
2	Handling Prisma Exception	@TODO	@TODO	@TODO
3	Authorization	@TODO	@TODO	@TODO
4	Relation Data Structure	@TODO	@TODO	@TODO
5	Use functional in API	@TODO	@TODO	@TODO
6	Use functional in conditional type	@TODO	@TODO	@TODO
INF	More Contents.	@TODO	@TODO	@TODO

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3.1. Setup and integraion Prisma with nestJS

• 1. Initialize prisma
• 2. First prisma migration
• 3. Implement prisma service
• 4. Use prisma for /users api
• 5. Implement explicit prisma connect

3.2 REST API with type-safe validator

• 1. Implement user.validator
• 2. Implement: createUser
• 3. Implement: getOneUser
• 4. Implement: updateUser
• 5. Implement: deleteUser
• 6. Implement: transform string to number use globalPipe