Fruitomation/Assets/Scripts/UI/BuildingMenu.cs

using System;
using Fruitomation.Global;
using Fruitomation.Game;
using UnityEngine.UI;
using UnityEngine;

namespace Fruitomation.UI
{
    public class BuildingMenu : MonoBehaviour
    {
        [Header("References")]
        [SerializeField] private GameCursor Cursor;
        [SerializeField] private GameObject Menu;
        [SerializeField] private GameObject MenuGrid;
        [SerializeField] private GameObject MenuItemPrefab;
        [SerializeField] private BuildingRegistry BuildingPrefabs;
        
        private void Update() =>
            Menu.SetActive(GameStateController.Is(GameState.BuildingMenu));

        private void Start()
        {
            foreach (BuildingRegistry.BuildingInfo info in BuildingPrefabs.GetBuildings())
            {
                if (!UpgradeManager.Is(info.Requirement))
                {
                    continue;
                }

                GameObject go = Instantiate(MenuItemPrefab, MenuGrid.transform);
                Text text = go.GetComponentInChildren<Text>();
                
                text.text = info.Name;

                Button butt = go.GetComponent<Button>();
                butt.onClick.AddListener(() =>
                {
                    GameStateController.State = GameState.Building;
                    Cursor.SetSelectedBuildingToBuild(info);
                });
            }
        }
    }
}