Module: GraphQL::Models

Defined in:
lib/graphql/activerecord.rb,
lib/graphql/models/definer.rb,
lib/graphql/models/helpers.rb,
lib/graphql/models/mutator.rb,
lib/graphql/models/version.rb,
lib/graphql/models/object_type.rb,
lib/graphql/models/proxy_block.rb,
lib/graphql/models/scalar_types.rb,
lib/graphql/models/backed_by_model.rb,
lib/graphql/models/relation_loader.rb,
lib/graphql/models/attribute_loader.rb,
lib/graphql/models/definition_helpers.rb,
lib/graphql/models/mutation_field_map.rb,
lib/graphql/models/relation_load_request.rb,
lib/graphql/models/active_record_extension.rb,
lib/graphql/models/association_load_request.rb,
lib/graphql/models/mutation_helpers/validation.rb,
lib/graphql/models/promise_relation_connection.rb,
lib/graphql/models/definition_helpers/attributes.rb,
lib/graphql/models/mutation_helpers/apply_changes.rb,
lib/graphql/models/mutation_helpers/authorization.rb,
lib/graphql/models/definition_helpers/associations.rb,
lib/graphql/models/mutation_helpers/validation_error.rb,
lib/graphql/models/mutation_helpers/print_input_fields.rb

Defined Under Namespace

Modules: ActiveRecordExtension, DefinitionHelpers, HashCombiner, Helpers, MutationHelpers, ObjectType, ScalarTypes Classes: AssociationLoadRequest, AttributeLoader, BackedByModel, Definer, Middleware, MutationFieldMap, Mutator, MutatorDefinition, PromiseRelationConnection, ProxyBlock, RelationLoadRequest, RelationLoader

Constant Summary collapse

VERSION = 
"0.9.1"

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.authorize ⇒ Object

Returns the value of attribute authorize.



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# File 'lib/graphql/activerecord.rb', line 42

def authorize
  @authorize
end

.id_for_model ⇒ Object

Returns the value of attribute id_for_model.



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# File 'lib/graphql/activerecord.rb', line 42

def id_for_model
  @id_for_model
end

.model_from_id ⇒ Object

Returns the value of attribute model_from_id.



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# File 'lib/graphql/activerecord.rb', line 42

def model_from_id
  @model_from_id
end

.node_interface_proc ⇒ Object

Returns the value of attribute node_interface_proc.



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# File 'lib/graphql/activerecord.rb', line 42

def node_interface_proc
  @node_interface_proc
end

Class Method Details

.authorize!(context, model, action) ⇒ Object 



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# File 'lib/graphql/activerecord.rb', line 72

def self.authorize!(context, model, action)
  authorize.call(context, model, action)
end

.define_mutator(definer, model_type, null_behavior:, &block) ⇒ Object 



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# File 'lib/graphql/activerecord.rb', line 76

def self.define_mutator(definer, model_type, null_behavior:, &block)
  # HACK: To get the name of the mutation, to avoid possible collisions with other type names
  prefix = definer.instance_variable_get(:@target).name

  mutator_definition = MutatorDefinition.new(model_type, null_behavior: null_behavior)
  mutator_definition.field_map.instance_exec(&block)
  MutationHelpers.print_input_fields(mutator_definition.field_map, definer, "#{prefix}Input")
  mutator_definition
end

.field_info(graph_type, field_name) ⇒ Object 



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# File 'lib/graphql/activerecord.rb', line 63

def self.field_info(graph_type, field_name)
  field_name = field_name.to_s

  meta = graph_type.instance_variable_get(:@field_metadata)
  return nil unless meta

  meta[field_name]
end

.load_association(starting_model, path, context) ⇒ Object

Returns a promise that will traverse the associations and resolve to the model at the end of the path. You can use this to access associated models inside custom field resolvers, without losing optimization benefits.



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# File 'lib/graphql/activerecord.rb', line 48

def self.load_association(starting_model, path, context)
  path = Array.wrap(path)
  GraphQL::Models::DefinitionHelpers.load_and_traverse(starting_model, path, context)
end

.load_relation(relation, fast_query: false) ⇒ Object 



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# File 'lib/graphql/activerecord.rb', line 53

def self.load_relation(relation, fast_query: false)
  if fast_query
    request = AttributeLoader::Request.new(relation.where_values_hash, Helpers.orders_to_sql(relation.orders))
    AttributeLoader.for(relation.klass).load(request)
  else
    request = RelationLoadRequest.new(relation)
    request.load
  end
end