shailen-naidoo

query {
  post {
    title
  }
}

shailen-naidoo

{
  "title": "GraphQL",
  "body": "GraphQL is amazing due to these fundamental principles",
  "author": "Shailen Naidoo",
  "tags": ["graphql", "apis", "rest", "api"]
}

shailen-naidoo

import { createTypeQuery } from './query';
import Types from './types';

const realTypeQuery = createTypeQuery({ _: Types.BooleanNull });

const testTypeQuery = gql`
  type Query {
    _: ${Types.BooleanNull}
  }
`;

shailen-naidoo

import { createTypeQueryPerson, createTypePerson, Person } from './person';
import Types from './types';

const typePerson = createTypePerson({ name: Types.StringNonNull, surname: Types.StringNonNull });

const typeQueryPerson = createTypeQueryPerson({ person: Person.Type });

export default [typePerson, typeQueryPerson];

shailen-naidoo

import { gql } from 'apollo-server-express';
import { DocumentNode } from 'graphql'
import Types from './types';

export enum Person {
  Type: 'Person!'
}

interface TypePersonFields {
  name: Types.StringNonNull;

shailen-naidoo

import { gql } from 'apollo-server-express';
import { DocumentNode } from 'graphql'
import Types from './types';

interface TypeQueryFields {
  _: Types.BooleanNull
}

export const createTypeQuery = ({ _ }: TypeQueryFields): DocumentNode => gql`
  type Query {

shailen-naidoo

enum Types {
  IDNull = 'ID',
  IDNonNull = 'ID!',
  StringNull = 'String',
  StringNonNull = 'String!',
  IntNull = 'Int',
  IntNonNull = 'Int!',
  FloatNull = 'Float',
  FloatNonNull = 'Float!',
  BooleanNull = 'Boolean',

shailen-naidoo

const { gql } = require('apollo-server-express');
const { typeQuery, typePerson } = require(./index);

test('check if type Query has correct fields', () => {
   expect(typeQuery).toBe(gql`
      type Query {
        _: Boolean
      }
   `);
});

shailen-naidoo

const { gql } = require('apollo-server-express');

const typeQuery = gql`
  type Query {
    _: Boolean
  }
`;

const typePerson = gql`
  type Person {

shailen-naidoo

const { gql } = require('apollo-server-express');

const Schema = gql`
  type Query {
    person: Person!
  }

  type Person {
    name: String!
    surname: String!