using vnxbqy.UI;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using UnityEngine;

/// <summary>
/// 扩展函数，主要为调用泛型方式做性能优化
/// </summary>
public static class ILExtension
{

    #region 主项目相关
    public static T GetWidgtEx<T>(this WidgetBehavior mono, string name) where T : Component
    {
        var cp = mono.GetWidgt(typeof(T), name);
        return (T)cp;
    }

    //不能在preopen中调用，会是null
    public static T GetILBehaviour<T>(this Component cp) where T : ILBehaviour
    {
        return cp.gameObject.GetILBehaviour<T>();
    }

    public static T GetILBehaviour<T>(this GameObject go) where T : ILBehaviour
    {
        var proxy = go.GetComponentEx<ILBehaviourProxy>();
        if (proxy == null)
            return default(T);
        var type = typeof(T);
        var bh = proxy.GetILBehaviour(type.FullName);
        if (bh == null || !type.IsInstanceOfType(bh))
            return default(T);
        return (T)bh;
    }

    public static T GetModelEx<T>(this ModelCenter center) where T : Model
    {
        var model = center.GetModel(typeof(T));
        return (T)model;
    }

    public static T GetEx<T>(this WindowCenter center) where T : Window
    {
        var win = center.Get(typeof(T).Name);
        return (T)win;
    }

    public static void OpenFromLocalEx<T>(this WindowCenter center) where T : Window
    {
        center.OpenFromLocal(typeof(T).Name);
    }

    public static void OpenEx<T>(this WindowCenter center, bool forceSync = false, int functionOrder = 0) where T : Window
    {
        center.Open(typeof(T).Name, forceSync, functionOrder);
    }

    public static void OpenIL<T>(this WindowCenter center, bool forceSync = false, int functionOrder = 0) where T : ILWindow
    {
        center.Open(typeof(T).Name, forceSync, functionOrder);
    }

    public static void CloseIL<T>(this WindowCenter center) where T : ILWindow
    {
        center.Close(typeof(T).Name);
    }

    public static void CloseEx<T>(this WindowCenter center) where T : Window
    {
        center.Close(typeof(T).Name);
    }

    public static bool IsOpenEx<T>(this WindowCenter center) where T : Window
    {
        return center.IsOpen(typeof(T).Name);
    }

    #endregion

    #region Unity 相关

    public static T GetComponentEx<T>(this Component component) where T : Component
    {
        var cp = component.GetComponent(typeof(T));
        return (T)cp;
    }

    public static T AddComponentEx<T>(this GameObject go) where T : Component
    {
        var cp = go.AddComponent(typeof(T));
        return (T)cp;
    }

    public static T GetComponentEx<T>(this GameObject go) where T : Component
    {
        var cp = go.GetComponent(typeof(T));
        return (T)cp;
    }

    public static T GetComponentInParentEx<T>(this Component component) where T : Component
    {
        var cp = component.GetComponentInParent(typeof(T));
        return (T)cp;
    }

    public static T GetComponentInParentEx<T>(this GameObject go) where T : Component
    {
        var cp = go.GetComponentInParent(typeof(T));
        return (T)cp;
    }

    public static T FindComponentEx<T>(this Component cp, string path) where T : Component
    {
        var child = cp.transform.Find(path);
        var childCp = child.GetComponentEx<T>();
        return (T)childCp;
    }

    //效果同c#底层的ComponentExtersion SetActive
    public static void SetActiveIL(this Component cp, bool state)
    {
        if (cp == null) return;

        if (cp.gameObject.activeSelf != state)
        {
            cp.gameObject.SetActive(state);
        }
    }

    #endregion

}