nexus-plugin-prisma-select v0.0.8

nexus-plugin-prisma-select

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Contents

• Installation
• Example Usage
  • Use
  • Example query

Installation

npm install nexus-plugin-prisma-select

Example Usage

It's a small tool to convert info: GraphQLResolveInfo to select object accepted by prisma client this will give you the best performance because you will just query exactly what you want

server.ts

import { use } from 'nexus'
import { prismaSelect } from 'nexus-plugin-prisma-select'

use(prismaSelect())

This plugin is take info and convert it to Prisma select object and add to resolve context

Use

import { schema } from 'nexus'

schema.extendType({
  type: 'Query',
  definition(t) {
    t.field('findOneUser', {
      type: 'User',
      nullable: true,
      args: {
        where: schema.arg({
          type: 'UserWhereUniqueInput',
          nullable: false,
        }),
      },
      resolve(_, { where }, { prisma, select }) {
        return prisma.user.findOne({
          where,
          ...select,
        })
      },
    })
  },
})

Example query

query {
  findOneUser(where: { id: 1 }) {
    id
    email
    name
    posts(
      where: { title: { contains: "a" } }
      orderBy: { createdAt: asc }
      first: 10
      skip: 5
    ) {
      id
      title
      comments(where: { contain: { contains: "a" } }) {
        id
        contain
      }
    }
  }
}

convert to

{
  select: {
    id: true,
    email: true,
    name: true,
    posts: {
      select: {
        id: true,
        title: true,
        comments: {
          select: { id: true, contain: true },
          where: { contain: { contains: 'a' } }
        }
      },
      where: { title: { contains: 'a' } },
      orderBy: { createdAt: 'asc' },
      first: 10,
      skip: 5
    }
  }
}