using FairyGUI;

namespace Game
{
    public class UIPoolItem : ObjectPoolItemBase { }
    public class UIPoolItem<T> : UIPoolItem where T : GComponent, new()
    {
        public T MComponent;
        protected override void OnCreate()
        {
            MComponent.visible = true;
        }
        protected override void OnDestroy()
        {
            MComponent.visible = false;
        }
    }
    public class UIPoolManager : ObjectPoolBase<UIPoolManager>
    {
        public override void OnCreate()
        {
        }
        public UIPoolItem<T> CreateUIItem<T>(string url) where T : GComponent, new()
        {
            var contentItem = UIPackage.GetItemByURL(url);
            var pkgName = contentItem.owner.name;
            var compName = contentItem.name;
            string typeName = $"{contentItem.owner.name}_{contentItem.name}";
            var poolObj = Create<UIPoolItem<T>>(typeName, (item) =>
            {
                item.MComponent = CreateUIComponent(pkgName, compName) as T;
            });
            return poolObj;
        }
        private GComponent CreateUIComponent(string pkgName, string compName)
        {
            var comp = UIPackage.CreateObject(pkgName, compName).asCom;
            GRoot.inst.AddChild(comp);
            return comp;
        }

    }
}