class Lutaml::Model::Sequence

def attribute(name, type, options = {})
  options[:sequence] = self
  @model.attribute(name, type, options)
end

def initialize(model)
  @attributes = []
  @model = model
end

def map_all(*)
  raise Lutaml::Model::UnknownSequenceMappingError.new("map_all")
end

def map_attribute(*)
  raise Lutaml::Model::UnknownSequenceMappingError.new("map_attribute")
end

def map_content(*)
  raise Lutaml::Model::UnknownSequenceMappingError.new("map_content")
end

def map_element(
  name,
  to: nil,
  render_nil: false,
  render_default: false,
  with: {},
  delegate: nil,
  cdata: false,
  namespace: nil,
  prefix: nil,
  transform: {}
)
  @attributes << @model.map_element(
    name,
    to: to,
    render_nil: render_nil,
    render_default: render_default,
    with: with,
    delegate: delegate,
    cdata: cdata,
    namespace: namespace,
    prefix: prefix,
    transform: transform,
  )
end

def sequence(&block)
  instance_eval(&block)
end

def validate_content!(element_order)
  defined_order = @attributes.map { |rule| rule.name.to_s }
  start_index = element_order.index(defined_order.first)
  defined_order.each.with_index(start_index) do |element, i|
    unless element_order[i] == element
      raise Lutaml::Model::IncorrectSequenceError.new(element, element_order[i])
    end
  end
end