module ProconBypassMan
  class ProconReader
    def initialize(binary: )
      @binary = binary
      @analog_stick = ProconBypassMan::Procon::AnalogStick.new(binary: binary)
      freeze
    end

    # @return [Array<Symbol>]
    def pressing
      aware = ProconBypassMan::PressButtonAware.new(@binary)
      pressed_table = ::ProconBypassMan::Procon::ButtonCollection::BUTTONS.reduce({}) do |acc, button|
        acc[button] = aware.pressing_button?(button)
        acc
      end
      pressed_table.select { |_key, value| value }.keys
    end

    def left_analog_stick
      { x: @analog_stick.relative_x, y: @analog_stick.relative_y }
    end

    def left_analog_stick_by_abs
      { x: @analog_stick.abs_x, y: @analog_stick.abs_y }
    end

    def to_hash
      { left_analog_stick: left_analog_stick,
        left_analog_stick_by_abs: left_analog_stick_by_abs,
        buttons: pressing,
      }
    end
  end
end