using AirBomber.Drawnings;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AirBomber.MovementStrategy;

internal class MoveableAirPlane : IMoveableObject
{
    /// <summary>
	/// Поле-объект класса DrawningBoat или его наследника
	/// </summary>
    private readonly DrawningAirPlane? _airPlane = null;

    /// <summary>
    /// Конструктор
    /// </summary>
    /// <param name="drawningAirPlane">Объект класса DrawningCar</param>
    public MoveableAirPlane(DrawningAirPlane drawningAirPlane)
    {
        _airPlane = drawningAirPlane;
    }
    public ObjectParameters? GetObjectPosition
    {
        get
        {
            if (_airPlane == null || _airPlane.EntityAirPlane == null || !_airPlane.GetPosX.HasValue || !_airPlane.GetPosY.HasValue)
            {
                return null;
            }
            return new ObjectParameters(_airPlane.GetPosX.Value, _airPlane.GetPosY.Value, _airPlane.GetWidth, _airPlane.GetHeight);
        }
    }
    public int GetStep => (int)(_airPlane?.EntityAirPlane?.Step ?? 0);
    public bool TryMoveObject(MovementDirection direction)
    {
        if (_airPlane == null || _airPlane.EntityAirPlane == null)
        {
            return false;
        }

        return _airPlane.MoveTransport(GetDirectionType(direction));
    }

    /// <summary>
	/// Конвертация из MovementDirection в DirectionType
	/// </summary>
	/// <param name="direction">MovementDirection</param>
	/// <returns>DirectionType</returns>
	private static DirectionType GetDirectionType(MovementDirection direction)
    {
        return direction switch
        {
            MovementDirection.Left => DirectionType.Left,
            MovementDirection.Right => DirectionType.Right,
            MovementDirection.Up => DirectionType.Up,
            MovementDirection.Down => DirectionType.Down,
            _ => DirectionType.Unknow,
        };
    }
}