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Contents
require 'dry-struct'
require 'dry-types'
module Nova
module API
module Utils
class BaseStruct < Dry::Struct
extend Forwardable
DATE_REGEX = /\A\d{4}-\d{2}-\d{2}\z/
transform_keys(&:to_sym)
def allowed_attributes
return attributes unless self.class.const_defined?('ALLOWED_ATTRIBUTES')
data = {}
self.class.const_get('ALLOWED_ATTRIBUTES').each do |key|
next unless attributes.keys.include? key
value = attributes[key]
data[key.to_sym] = extract_value(key, value)
end
data
end
protected
def self.initialize_empty_model_with_id(klass, id, additional_attributes = {})
values = Hash.new.tap do |hash|
klass.schema.type.keys.each do |field|
hash[field.name] = value_for_field(additional_attributes[field.name], field)
end
end
klass.new(values.merge(id: id))
end
private
def extract_value(key, value)
value.is_a?(Array) ? value.map { |attribute| permit_value(key, attribute) } : permit_value(key, value)
end
def permit_value(key, value)
value.respond_to?(:allowed_attributes) ? value.allowed_attributes : value
end
def self.value_for_field(override_value, field)
return override_value if override_value
type = field.type
type.optional? ? nil : generate_valid_value_for(type)
end
def self.generate_valid_value_for(type)
case type.name
when Dry::Types['integer'].name, Dry::Types['float'].name, Dry::Types['decimal'].name
0
when Dry::Types['bool'].name
false
else
nil
end
end
def_delegator self, :generate_valid_value_for
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems