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

namespace AirBomber.CollectionGenericObjects;

public class AirPlaneSharingService : AbstractCompany
{
    private List<Tuple<int, int>> locCoord = new List<Tuple<int, int>>();
    private int numRows, numCols;
    /// <summary>
	/// Конструктор
	/// </summary>
	/// <param name="picWidth"></param>
	/// <param name="picHeight"></param>
	/// <param name="collection"></param>
	public AirPlaneSharingService(int picWidth, int picHeight, ICollectionGenericObjects<DrawningAirPlane> collection) : base(picWidth, picHeight, collection)
    {
    }

    protected override void DrawBackground(Graphics g)
    {
        Color backgroundColor = Color.Gray;
        using (Brush brush = new SolidBrush(backgroundColor))
        {
            g.FillRectangle(brush, new Rectangle(0, 0, _pictureWidth, _pictureHeight));
        }
        Pen pen = new Pen(Color.Brown, 3);
        int offsetX = 10, offsetY = -12;
        int x = _pictureWidth - _placeSizeWidth, y = offsetY;
        numRows = 0;
        while (y + _placeSizeHeight <= _pictureHeight)
        {
            int numCols = 0;
            int initialX = x; // сохраняем начальное значение x
            while (x >= 0)
            {
                numCols++;
                g.DrawLine(pen, x, y, x + _placeSizeWidth / 2, y);
                g.DrawLine(pen, x, y, x, y + _placeSizeHeight + 4);
                locCoord.Add(new Tuple<int, int>(x, y));
                x -= _placeSizeWidth + 2;
            }
            numRows++;
            x = initialX; // возвращаем x к начальному значению после завершения строки
            y += _placeSizeHeight + 5 + offsetY;
        }
        numCols = numCols; // сохраняем значение numCols для использования в других методах
    }

    protected override void SetObjectsPosition()
    {
        if (locCoord == null || _collection == null)
        {
            return;
        }
        int row = numRows - 1, col = numCols;
        for (int i = 0; i < _collection?.Count; i++, col--)
        {
            _collection?.Get(i)?.SetPictureSize(_pictureWidth, _pictureHeight);
            _collection?.Get(i)?.SetPosition(locCoord[row * numCols - col].Item1 + 5, locCoord[row * numCols - col].Item2 + 9);
            if (col == 1)
            {
                col = numCols + 1;
                row--;
            }
        }
    }
}