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

namespace AirBomber.Drawnings;

public class DrawningAirPlane
{
    /// <summary>
    /// Класс-сущность
    /// </summary>
    public EntityAirPlane? EntityAirPlane { get; protected set; }
    /// <summary>
    /// Ширина окна отрисовки
    /// </summary>
    private int? _pictureWidth;

    /// <summary>
    /// Высота окна отрисовки
    /// </summary>
    private int? _pictureHeight;

    /// <summary>
    /// Левая координата отрисовки бомбардировщика
    /// </summary>
    public int? _startPosX;

    /// <summary>
    /// Верхняя координата отрисовки бомбардировщика
    /// </summary>
    public int? _startPosY;

    /// <summary>
    /// Ширина отрисовки бомбардировщика
    /// </summary>
    private readonly int _drawningAirPlaneWidth = 140;

    /// <summary>
    /// Высота отрисовки бомбардировщика
    /// </summary>
    private readonly int _drawningAirPlaneHeight = 128;

    /// <summary>
    /// Координата X объекта
    /// </summary>
    public int? GetPosX => _startPosX;

    /// <summary>
    /// Координата Y объекта
    /// </summary>
    public int? GetPosY => _startPosY;

    /// <summary>
    /// Ширина объекта
    /// </summary>
    public int GetWidth => _drawningAirPlaneWidth;

    /// <summary>
    /// Высота объекта
    /// </summary>
    public int GetHeight => _drawningAirPlaneHeight;
    /// <summary>
    /// Пустой конструктор
    /// <summary>
    /// Пустой конструктор
    /// </summary>
    /// 
    protected DrawningAirPlane()
    {
        _pictureHeight = null;
        _pictureHeight = null;
        _startPosX = null;
        _startPosY = null;
    }
    /// <summary>
    /// Конструктор
    /// </summary>
    /// <param name="speed">Скорость</param>
    /// <param name="weight">Вес</param>
    /// <param name="bodyColor">Основной цвет</param>
    public DrawningAirPlane(int speed, double weight, Color bodyColor) : this()
    {
        EntityAirPlane = new EntityAirPlane(speed, weight, bodyColor);
    }

    /// <summary>
    /// Конструктор для наследников
    /// </summary>
    /// <param name="drawningAirBomberWidth">Ширина прорисовки самолета</param>
    /// <param name="drawningAirBomberWidth">Высота прорисовки самолета</param>
    public DrawningAirPlane(int drawningAirBomberWidth, int drawningAirBomberHeight) : this()
    {
        _drawningAirPlaneHeight = drawningAirBomberHeight;
        _drawningAirPlaneWidth = drawningAirBomberWidth;
    }
    
    /// <summary>
    /// Конструктор через сущность
    /// </summary>
    /// <param name="entityAirPlane"></param>
    public DrawningAirPlane(EntityAirPlane entityAirPlane) : base()
    {
        EntityAirPlane = entityAirPlane;
    }

    /// <summary>
    /// Установка границ поля
    /// </summary>
    /// <param name="width"><Ширина/param>
    /// <param name="height">Высота</param>
    /// <returns></returns>
    public bool SetPictureSize(int width, int height)
    {
        if (_drawningAirPlaneHeight > height || _drawningAirPlaneWidth > width)
            return false;
        _pictureHeight = height;
        _pictureWidth = width;

        if (_startPosX.HasValue || _startPosY.HasValue)
        {
            if (_startPosX + _drawningAirPlaneWidth > _pictureWidth)
                _startPosX = _pictureWidth - _drawningAirPlaneWidth;
            else if (_startPosX < 0)
                _startPosX = 0;
            if (_startPosY + _drawningAirPlaneHeight > _pictureHeight)
                _startPosY = _pictureHeight - _drawningAirPlaneHeight;
            else if (_startPosY < 0)
                _startPosY = 0;
        }
        return true;
    }

    /// <summary>
    /// Установка позиции
    /// </summary>
    /// <param name="x">Координата X</param>
    /// <param name="y">Координата Y</param>
    public void SetPosition(int x, int y)
    {
        if (!_pictureHeight.HasValue || !_pictureWidth.HasValue)
        {
            return;
        }
        if (x + _drawningAirPlaneWidth > _pictureWidth) _startPosX = _pictureWidth - _drawningAirPlaneWidth;
        else if (x < 0) _startPosX = 0;
        else _startPosX = x;

        if (y + _drawningAirPlaneHeight > _pictureHeight) _startPosY = _pictureHeight - _drawningAirPlaneHeight;
        else if (y < 0) _startPosY = 0;
        else _startPosY = y;
    }


    public bool MoveTransport(DirectionType direction)
    {
        if (EntityAirPlane == null || !_startPosX.HasValue || !_startPosY.HasValue)
        {
            return false;
        }

        switch (direction)
        {
            //влево
            case DirectionType.Left:
                if (_startPosX.Value - EntityAirPlane.Step > 0)
                {
                    _startPosX -= (int)EntityAirPlane.Step;
                }
                return true;
            //вверх
            case DirectionType.Up:
                if (_startPosY.Value - EntityAirPlane.Step > 0)
                {
                    _startPosY -= (int)EntityAirPlane.Step;
                }
                return true;
            //вправо 
            case DirectionType.Right:
                if (_startPosX.Value + EntityAirPlane.Step + _drawningAirPlaneWidth < _pictureWidth)
                {
                    _startPosX += (int)EntityAirPlane.Step;
                }
                return true;
            //вниз 
            case DirectionType.Down:
                if (_startPosY + EntityAirPlane.Step + _drawningAirPlaneHeight < _pictureHeight)
                {
                    _startPosY += (int)EntityAirPlane.Step;
                }
                return true;
            default:
                return false;
        }
    }



    /// <summary>
    /// Прорисовка объекта
    /// </summary>
    /// <param name="g"></param>
    public virtual void DrawTransport(Graphics g)
    {
        if (EntityAirPlane == null || !_startPosX.HasValue || !_startPosY.HasValue)
        {
            return;
        }
        Pen pen = new(Color.Black);
        Brush BodyBrush = new SolidBrush(EntityAirPlane.BodyColor);

        //Корпус
        Brush brGray = new SolidBrush(Color.Gray);
        g.FillRectangle(BodyBrush, _startPosX.Value + 20, _startPosY.Value + 55, 120, 18);
        g.DrawRectangle(pen, _startPosX.Value + 20, _startPosY.Value + 55, 120, 18);

        //Нос
        Brush brBlack = new SolidBrush(Color.Black);
        Point[] NosePoints = { new Point(_startPosX.Value + 20, _startPosY.Value + 55), new Point(_startPosX.Value, _startPosY.Value + 64), new Point(_startPosX.Value + 20, _startPosY.Value + 73) };
        g.FillPolygon(brBlack, NosePoints);
        g.DrawLine(pen, _startPosX.Value + 20, _startPosY.Value + 55, _startPosX.Value, _startPosY.Value + 64);
        g.DrawLine(pen, _startPosX.Value, _startPosY.Value + 64, _startPosX.Value + 20, _startPosY.Value + 73);

        //Крылья 
        Point[] UpperWingPoint = { new Point(_startPosX.Value + 71, _startPosY.Value + 55), new Point(_startPosX.Value + 71, _startPosY.Value + 1), new Point(_startPosX.Value + 77, _startPosY.Value + 1), new Point(_startPosX.Value + 85, _startPosY.Value + 54) };
        g.FillPolygon(BodyBrush, UpperWingPoint);
        g.DrawLine(pen, _startPosX.Value + 70, _startPosY.Value + 55, _startPosX.Value + 70, _startPosY.Value);
        g.DrawLine(pen, _startPosX.Value + 70, _startPosY.Value, _startPosX.Value + 77, _startPosY.Value);
        g.DrawLine(pen, _startPosX.Value + 77, _startPosY.Value, _startPosX.Value + 85, _startPosY.Value + 55);


        Point[] LowerWingPoint = { new Point(_startPosX.Value + 71, _startPosY.Value + 74), new Point(_startPosX.Value + 71, _startPosY.Value + 128), new Point(_startPosX.Value + 77, _startPosY.Value + 128), new Point(_startPosX.Value + 85, _startPosY.Value + 74) };
        g.FillPolygon(BodyBrush, LowerWingPoint);
        g.DrawLine(pen, _startPosX.Value + 70, _startPosY.Value + 73, _startPosX.Value + 70, _startPosY.Value + 128);
        g.DrawLine(pen, _startPosX.Value + 70, _startPosY.Value + 128, _startPosX.Value + 77, _startPosY.Value + 128);
        g.DrawLine(pen, _startPosX.Value + 77, _startPosY.Value + 128, _startPosX.Value + 85, _startPosY.Value + 73);


        //Хвост
        Point[] UpTailPoint = { new Point(_startPosX.Value + 140, _startPosY.Value + 55), new Point(_startPosX.Value + 140, _startPosY.Value + 27), new Point(_startPosX.Value + 120, _startPosY.Value + 46), new Point(_startPosX.Value + 120, _startPosY.Value + 55) };
        g.FillPolygon(BodyBrush, UpTailPoint);
        g.DrawLine(pen, _startPosX.Value + 140, _startPosY.Value + 55, _startPosX.Value + 140, _startPosY.Value + 27);
        g.DrawLine(pen, _startPosX.Value + 140, _startPosY.Value + 27, _startPosX.Value + 120, _startPosY.Value + 46);
        g.DrawLine(pen, _startPosX.Value + 120, _startPosY.Value + 46, _startPosX.Value + 120, _startPosY.Value + 55);

        Point[] LowerTailPoint = { new Point(_startPosX.Value + 140, _startPosY.Value + 73), new Point(_startPosX.Value + 140, _startPosY.Value + 102), new Point(_startPosX.Value + 120, _startPosY.Value + 83), new Point(_startPosX.Value + 120, _startPosY.Value + 55) };
        g.FillPolygon(BodyBrush, LowerTailPoint);
        g.DrawLine(pen, _startPosX.Value + 140, _startPosY.Value + 73, _startPosX.Value + 140, _startPosY.Value + 102);
        g.DrawLine(pen, _startPosX.Value + 140, _startPosY.Value + 102, _startPosX.Value + 120, _startPosY.Value + 83);
        g.DrawLine(pen, _startPosX.Value + 120, _startPosY.Value + 83, _startPosX.Value + 120, _startPosY.Value + 73);
        g.DrawLine(pen, _startPosX.Value + 140, _startPosY.Value + 73, _startPosX.Value + 100, _startPosY.Value + 73);

    }
}