sharee.bike-App/SharedBusinessLogic/Model/Bikes/BikeInfoNS/DriveNS/DriveMutable.cs

using ShareeBike.Model.Bikes.BikeInfoNS.DriveNS.BatteryNS;
using ShareeBike.Model.Bikes.BikeInfoNS.DriveNS.EngineNS;

namespace ShareeBike.Model.Bikes.BikeInfoNS.DriveNS
{
	public enum DriveType
	{
		/// <summary>
		/// Bike without pedaling aid.
		/// </summary>
		SoleHumanPowered,

		/// <summary>
		/// pedal electric cycle: Pedaling is assisted by an electric engine.
		/// </summary>
		Pedelec
	}

	public class DriveMutable
	{
		public DriveMutable(
			IEngine engine = null,
			IBattery battery = null)
		{
			if (engine == null)
			{
				Engine = new Engine();
				Battery = new BatteryMutable(new Battery.Builder().Build());
				Type = DriveType.SoleHumanPowered;
				return;
			}

			Engine = engine;
			Battery = new BatteryMutable(battery ?? new Battery.Builder().Build());
			Type = DriveType.Pedelec;
		}

		/// <summary>
		/// Gets the type of the drive.
		/// </summary>
		public DriveType Type { get; private set; }

		/// <summary>
		/// Engine driving the bike.
		/// </summary>
		public IEngine Engine { get; private set; }

		/// <summary>
		/// Battery powering the engine.
		/// </summary>
		public IBatteryMutable Battery { get; private set; }
	}
}