fast create rails graphql API

0. Rails app GQL README.md

Setup instructions

rails new demo-rails-gql --api
bundle add graphql
rails generate graphql:install
rails g model product title description options
rails g model variant title option1 option2 option3 sku product:references
rails db:migrate
rails g graphql:object product
rails g graphql:object variant
rails g graphql:input product
rails g graphql:mutation_create product

Resources

• inspired from this post: Using GraphQL with Rails 7: Building Efficient APIs

add local graphical

bundle add graphiql-rails
bundle add sprockets-rails
mkdir -p app/assets/config
printf "//= link graphiql/rails/application.css\n//= link graphiql/rails/application.js" > app/assets/config/manifest.js
# add graphiql to routes.

query_type.rb

# add to class QueryType < Types::BaseObject 
    field :product, Types::ProductType, null: false do
       argument :id, ID, required: true, description: "ID of the object."
    end
    def product(id:)
      Product.find(id)
    end