Learning GraphQL and Relay by Buna, Samer -- Read -- Imperial Library of Trantor

Index

Learning GraphQL and Relay

Learning GraphQL and Relay Credits About the Author Acknowledgments About the Reviewers www.PacktPub.com

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Preface

What this book covers What you need for this book Who this book is for Conventions Reader feedback Customer support

Downloading the example code Downloading the color images of this book Errata Piracy Questions

1. An Introduction to GraphQL and Relay

What is GraphQL? What is Relay? Why GraphQL?

RESTful APIs versus GraphQL APIs

Why Relay?

Understanding Relay's core principles

Storage and caching Object identification The connection model

Setting up a simple GraphQL server

Installing Node.js Defining the schema Using the schema

Rolling the dice Using field arguments

Setting up MongoDB Setting up an HTTP interface The GraphiQL editor

Summary

2. The Query Language

Documents and operations Fields Variables Directives Aliases Fragments Mutations Summary

3. The GraphQL Schema

The schema object Introspection The type system

Scalars and object types Interfaces and unions Type modifiers Enums

The resolve function

First argument – source Second argument – args Third argument – context Fourth argument – info Resolving with promises

Validation Versioning Summary

4. Configuring React Applications to Use Relay

The example GraphQL schema The quotes library Setting up Webpack Using GraphQL without Relay in React applications Relay containers Summary

5. Making GraphQL Queries Relay-Compliant

Transforming GraphQL queries for Relay Root-level field for the quotes library First query operation with Relay Relay's connection model Summary

6. Relay Variables and Object Identification

Implementing search

Adding a search feature to the GraphQL API Implementing the search feature in Relay

Adding a search form component Using Relay variables

Implementing likes

Relay's global ID The Node interface

Summary

7. Relay Mutations

Relay-compliant GraphQL mutations Relay.Mutation Optimistic updates Summary

8. Deploying to the Cloud

Preparing for deployment

Creating a GitHub repository Deploying locally

Deploying on EC2

Installing MongoDB Running the Node.js server

Deploying on Heroku

Cloud-hosted MongoDB

Summary

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