using System.Collections.Generic;
using Unity.Mathematics;

namespace DanieleMarotta.RiversongCodeShowcase
{
    public class BuildToolValidator
    {
        private readonly World _world;

        private readonly int _baseElevation;

        public BuildToolValidator(World world, int baseElevation)
        {
            _world = world;
            _baseElevation = baseElevation;
        }

        public bool ValidatePlacement(List<int2> affectedTiles)
        {
            foreach (var tile in affectedTiles)
            {
                if (_world.Heightmap.GetValue(tile) != _baseElevation) return false;

                if (_world.BlockMap.IsBlocked(tile)) return false;
            }

            return true;
        }
    }
}