Module: Dry::GraphQL::ROM

Defined in:
lib/dry/graphql/rom.rb

Overview

Adds graphql_type to a rom relation

require ‘dry/graphql/rom’

class Users < ROM::Relation

extend Dry::GraphQL::ROM

end

Instance Method Summary collapse

Instance Method Details

#graphql_type(opts = {}) ⇒ Object 



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# File 'lib/dry/graphql/rom.rb', line 15

def graphql_type(opts = {})
  return @graphql_type if @graphql_type

  base_schema = schema.to_output_hash

  schema_hash = base_schema.each_with_object({}) do |type, memo|
    memo[type.name] = type.type
  end

  type_name = Dry::Core::Inflector.singularize(name)
  graphql_name = type_name.to_s.gsub('::', '__')
  graphql_schema = SchemaBuilder.build_graphql_schema_class(graphql_name)
  graphql_schema.graphql_name(graphql_name)

  @graphql_type ||= Dry::GraphQL.from(schema_hash, name: type_name, schema: graphql_schema, **opts)
end