API Development in .NET with GraphQL

Learn how to use the GraphQL.NET framework to build a GraphQL endpoint. Discover how to create a GraphQL project, configure the schema, allow updates through mutations, and more.

Introduction

• Welcome
• What you should know
• Using exercise files
• What is GraphQL.NET?
• Running on Mac and Linux

1. Creating a New GraphQL Project

• What we're going to build
• Creating the GraphQL API solution

2. Exposing a New GraphQL API

• How to enable querying
• Create models
• Create customer service
• Create order service
• How to configure the schema
• Create customer and order GraphQL types
• Create OrderStatuses GraphQL enum
• Configure the GraphQL query and schema
• Enable server and issue a query

3. Allowing Updates through Mutations

• How to enable mutations
• Update models and services
• Update the schema
• Configure the schema
• Create a mutation and verify the change

4. Enabling Clients to Subscribe to Notifications

• How to enable subscriptions
• Start updating models and services
• Complete updating models and services
• New GraphQL.NET schema classes
• Create the OrderEventType
• Create the OrdersSubscription
• Configure the schema
• Create a subscription and fire a notification

Conclusion

• Next steps