using UnityEngine;
using XGame.Framework.Asset;
using XGame.Framework.Quality;
using XGame.Framework.Time;

namespace XGame.Framework.UI
{
    public class UIModuleBuilder
    {
        protected IUIModule product;
        public IUIModule Product => product;

        protected IUITree uiTree;
        protected IAssetModule assetModule;

        public void Build(IQualityModule qualityModule, ITimeModule timeModule)
        {
            assetModule = new AssetModule();
            CreateUITree();
            CreateProduct();
            var context = new UIContext(qualityModule, timeModule, product);
            (product as IUIContextSetter).Context = context;
        }

        protected virtual void CreateUITree()
        {
            const string uiTreeName = "UITree";
            var instance = Object.Instantiate(Resources.Load<UITree>(uiTreeName));
            Assert.IsNotNull(instance, "UITree不能为空.");
            instance.gameObject.name = uiTreeName;
            instance.transform.SetParent(AppManager.Root, false);
            uiTree = instance;
        }
        protected virtual void CreateProduct()
        {
            product = new UIModule(assetModule, uiTree);
        }
    }
}