using MrGameEng.Pathfinding;

namespace MrGameEng.Pathfinding.Tests;

/// <summary>Грид из строк: '#' — стена, '.' — клетка с ценой 1, '2'..'9' — клетка с этой ценой.</summary>
public sealed class TestGrid : IPathGrid
{
    private readonly string[] _rows;

    public TestGrid(params string[] rows) => _rows = rows;

    public int Width => _rows[0].Length;

    public int Height => _rows.Length;

    public bool IsPassable(int x, int y) => _rows[y][x] != '#';

    public float Cost(int x, int y)
    {
        var cell = _rows[y][x];
        return cell is >= '2' and <= '9' ? cell - '0' : 1f;
    }
}