/
attribute.rb
211 lines (183 loc) · 5.84 KB
/
attribute.rb
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# frozen_string_literal: true
require 'vk/schema/definition'
module Vk
class Schema
class Definition
class Attribute < self
TYPES = Hash.new do |hash, key|
hash[key] = "API::Types::Coercible::#{key.capitalize}"
end.merge(
'integer' => 'API::Types::Coercible::Int',
'number' => 'API::Types::Coercible::Int',
'object' => 'API::Types::Coercible::Hash',
'boolean' => 'API::Types::Form::Bool'
)
def initialize(name, definition, schema, object)
super(name, definition, schema)
@object = object
end
# @return [Definition::Object]
attr_reader :object
# @param [#to_s] type
def self.type_for(type)
TYPES[type.to_s]
end
# @return [String]
def attribute_name
":#{@name}".strip
end
# @return [String]
def type
type = if simple?
simple_type
elsif multiple_types?
type_variants
elsif reference?
referenced_definition.dry_type
elsif polymorphic?
polymorphic_type
elsif inline_object?
# TODO: make inline struct definition
'API::Types::Coercible::Hash'.tap do |hash|
end
else
puts "Unknown definition: #{definition.inspect}"
end
type += '.optional' unless required?
type += ".default(#{default_value})" if default? || optional?
type
end
# @return [Boolean]
def default?
definition.key?('default')
end
# @return [Boolean]
def enum?
definition.key?('enum')
end
# @return [Object]
def default_value
if default?
value = if enum?
definition['enum'][
definition['default']
]
else
definition['default']
end
value = value == 1 if boolean?
# TODO: fix following after schema fixed
value = [] if array? && value.zero?
value = nil if string? && !value.is_a?(String)
value
end.inspect
end
# @return [String]
def boolean?
definition['type'] == 'boolean'
end
# @return [String]
def string?
definition['type'] == 'string'
end
# @return [Boolean]
def required?
object.required_attribute?(@name) || definition['required']
end
# @return [Boolean]
def optional?
!required?
end
# @return [String]
def simple_type
result = self.class.type_for(definition['type'])
if array_item?
member = if definition['items']['$ref'].is_a?(String)
referenced_item_definition.referenced_type_name
elsif definition['items']['type']
self.class.type_for(definition['items']['type'])
end
result += ".member(#{member})" if member
if definition['maxItems']
result += ".constrained(max_size: #{definition['maxItems']})"
end
elsif enum?
result += ".enum(#{definition['enum'].map(&:inspect).join(', ')})"
end
result
end
# @return [String]
def type_variants
definition['type'].map do |variant|
self.class.type_for(variant)
end.join(' | ')
end
# @return [String]
def polymorphic_type
definition['allOf'].map do |definition|
schema.definition_of(definition['$ref']).dry_type
end.join(' | ')
end
SAMPLE_VALUES_REGEXP = /Sample values: (((?<samples>'([\w_]+)')(,\s*|[\w —\(\)]+[;.])?)+)/
# @return [String]
def returned_type
type =
if simple?
definition['type'].capitalize
elsif multiple_types?
definition['type'].map(&:capitalize).join(', ')
elsif reference?
referenced_definition.referenced_type_name
elsif polymorphic?
definition['allOf'].map do |definition|
schema.definition_of(definition['$ref']).referenced_type_name
end.join(', ')
elsif inline_object?
'Hash' # TODO: make inline struct definition
else
puts "Unknown definition: #{definition.inspect}"
end
sample_values = SAMPLE_VALUES_REGEXP.match(description)
if sample_values
type += ", #{Array(sample_values[:samples]).join(', ')}"
end
type
end
# @return [Boolean]
def simple?
definition['type'].is_a?(String)
end
# @return [Boolean]
def multiple_types?
definition['type'].is_a?(Array)
end
def array?
definition['type'] == 'array'
end
# @return [Boolean]
def array_item?
array? && definition['items'].is_a?(Hash)
end
# @return [Boolean]
def reference?
definition['$ref'].is_a?(String)
end
# @return [Boolean]
def polymorphic?
definition['allOf'].is_a?(Array)
end
def inline_object?
definition.values.first.is_a?(Hash)
end
# @return [Definition]
def referenced_item_definition
schema.definition_of(definition['items']['$ref'])
end
# @return [Definition]
def referenced_definition
schema.definition_of(definition['$ref'])
end
end
end
end
end