Mutually_Assured_Destruction/buildings/base_building.cs

using Godot;
using System.Collections.Generic;

public partial class base_building : Node3D
{
    [Export]
    public Node3D BlocksNode { get; set; } = null;
    private List<building_block> _blocks = null;

    [Export]
    public string DisplayName { get; set; } = "base_building";
    [Export]
    public int KashCost { get; set; } = 1;
    public bool IsPlaced { get; set; } = false;

    public bool IsPlaceable
    {
        get
        {
            if (_blocks == null || _blocks.Count < 1)
                return false;

            foreach (building_block block in _blocks)
                if (!block.IsPlaceable)
                    return false;

            return true;
        }
    }

    public override void _Ready()
    {
        if (BlocksNode != null)
        {
            _blocks = new List<building_block>();
            foreach (Node child in BlocksNode.GetChildren())
            {
                _blocks.Add((building_block)child);
            }
        }
    }

    public override void _Process(double delta)
    {
        //        if (!IsPlaced)
        //{
        //if (IsPlaceable)
        //{
        ////show green highlight
        //}
        //else
        //{
        ////show red highlight
        //}
        //}
    }
}