Class: GraphqlDevise::ResourceLoader

Inherits:
Object
  • Object
show all
Defined in:
lib/graphql_devise/resource_loader.rb

Instance Method Summary collapse

Constructor Details

#initialize(resource, options = {}, routing = false) ⇒ ResourceLoader

Returns a new instance of ResourceLoader.



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# File 'lib/graphql_devise/resource_loader.rb', line 5

def initialize(resource, options = {}, routing = false)
  @resource           = resource
  @options            = options
  @routing            = routing
  @default_operations = DefaultOperations::MUTATIONS.merge(DefaultOperations::QUERIES)
end

Instance Method Details

#call(query, mutation) ⇒ Object 



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# File 'lib/graphql_devise/resource_loader.rb', line 12

def call(query, mutation)
  # clean_options responds to all keys defined in GraphqlDevise::MountMethod::SUPPORTED_OPTIONS
  clean_options = MountMethod::OptionSanitizer.new(@options).call!

  unless @resource.is_a?(Class)
    raise(
      InvalidMountOptionsError,
      'A class must be provided when mounting a model. String values are no longer supported.'
    )
  end

  # Necesary when mounting a resource via route file as Devise forces the reloading of routes
  return clean_options if ::GraphqlDevise.resource_mounted?(@resource) && @routing

  validate_options!(clean_options)

  authenticatable_type = clean_options.authenticatable_type.presence ||
                         "Types::#{@resource}Type".safe_constantize ||
                         Types::AuthenticatableType

  prepared_mutations = prepare_mutations(@resource, clean_options, authenticatable_type)

  if prepared_mutations.any? && mutation.blank?
    raise ::GraphqlDevise::Error, 'You need to provide a mutation type unless all mutations are skipped'
  end

  begin
    prepared_mutations.each do |action, prepared_mutation|
      mutation.field(action, mutation: prepared_mutation, authenticate: false)
    end
  rescue ArgumentError
    raise unless Gem::Version.new(GraphQL::VERSION) >= Gem::Version.new('2.0')

    raise_undefined_field_class_error('MutationType')
  end

  prepared_resolvers = prepare_resolvers(@resource, clean_options, authenticatable_type)

  if prepared_resolvers.any? && query.blank?
    raise ::GraphqlDevise::Error, 'You need to provide a query type unless all queries are skipped'
  end

  begin
    prepared_resolvers.each do |action, resolver|
      query.field(action, resolver: resolver, authenticate: false)
    end
  rescue ArgumentError
    raise unless Gem::Version.new(GraphQL::VERSION) >= Gem::Version.new('2.0')

    raise_undefined_field_class_error('QueryType')
  end

  ::GraphqlDevise.add_mapping(::GraphqlDevise.to_mapping_name(@resource).to_sym, @resource)
  ::GraphqlDevise.mount_resource(@resource) if @routing

  clean_options
end