Prisma Joi Generator
Automatically generate Joi schemas from your Prisma Schema, and use them to validate your API endpoints or any other use you have. Updates every time npx prisma generate runs.
Table of Contents
Installation
Using npm:
npm install prisma-joi-generator
Using yarn:
yarn add prisma-joi-generator
Usage
1- Star this repo
2- Add the generator to your Prisma schema
generator joi {
provider = "prisma-joi-generator"
}
3- Running npx prisma generate for the following schema.prisma
model User {
id Int @id @default(autoincrement())
email String @unique
name String?
posts Post[]
}
model Post {
id Int @id @default(autoincrement())
createdAt DateTime @default(now())
updatedAt DateTime @updatedAt
title String
content String?
published Boolean @default(false)
viewCount Int @default(0)
author User? @relation(fields: [authorId], references: [id])
authorId Int?
}
will generate the following files
4- Use generated schemas somewhere in your API logic, like middleware or decorator
import Joi from "joi";
import { PostCreateSchema } from "./prisma/generated/schemas/createOnePost.schema.ts";
app.post('/blog', async (req, res, next) => {
const { body } = req;
const result = Joi.validate(body, PostCreateSchema);
});
Additional Options
| Option | Description | Type | Default |
|---|---|---|---|
output |
Output directory for the generated joi schemas | string |
./generated |
Use additional options in the schema.prisma
generator joi {
provider = "prisma-joi-generator"
output = "./generated-joi-schemas"
}
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