module Playbook::Props

def clear_props
  props.keys.each { |prop_name| remove_method(prop_name) }
  props.clear
end

def initialize(prop_values = {}, &block)
  self.values = { children: block }.merge(Hash(prop_values))
  self.class.props.each do |key, definition|
    definition.validate! values[key]
  end
end

def partial(path)
  define_method(:to_partial_path) { path }
end

def prop(name)
  self.class.props[name].value values[name]
end

def prop(name, type: Playbook::Props::String, **options)
  self.props = props.merge(name => type.new(**options.merge(name: name, kit: self)))
  define_method(name) { prop(name) }
end