riversong-code-showcase/Source/Riversong/Game/UI/Panels/BuildMenu/BuildMenuTooltipUIView.cs

using Cysharp.Threading.Tasks;
using UnityEngine.UIElements;

namespace DanieleMarotta.RiversongCodeShowcase
{
    public class BuildMenuTooltipUIView : UIView<BuildMenuBuildingModel>
    {
        private VisualElement _lockedContent;

        private VisualElement _unlockedContent;

        private VisualElement _products;

        public override UniTask InitializeAsync(UIService uiService, VisualElement rootElement)
        {
            base.InitializeAsync(uiService, rootElement);

            _lockedContent = rootElement.Q(className: "build-menu__tooltip-content__locked");
            _unlockedContent = rootElement.Q(className: "build-menu__tooltip-content__unlocked");
            _products = rootElement.Q(className: "build-menu__tooltip-products");

            return UniTask.CompletedTask;
        }

        protected override void OnNewModel(BuildMenuBuildingModel model)
        {
            base.OnNewModel(model);

            Update();
        }

        protected override void OnModelPropertyChanged(object sender, BindablePropertyChangedEventArgs e)
        {
            base.OnModelPropertyChanged(sender, e);

            Update();
        }

        private void Update()
        {
            if (!Model.Building) return;

            _lockedContent.style.display = Model.IsUnlocked ? DisplayStyle.None : DisplayStyle.Flex;
            _unlockedContent.style.display = Model.IsUnlocked ? DisplayStyle.Flex : DisplayStyle.None;

            UpdateProducts();
        }

        private void UpdateProducts()
        {
            _products.Clear();

            var productTemplate = UIService.TemplateLibrary.Common.ProductAmount;

            foreach (var productAmount in Model.Building.BuildingMaterials)
            {
                var element = productTemplate.CloneTree();
                element.dataSource = productAmount;

                _products.Add(element);
            }
        }
    }
}