using System;
using System.Collections.Generic;
using UnityEngine;

[System.Serializable]
public struct Widget
{
    public string name;
    public GameObject gameObject;
}


public class WidgetBehavior : MonoBehaviour
{
    [HideInInspector]
    public Widget[] widgets;
    protected Dictionary<string, GameObject> dicWidgts;

    private bool hasInitWidgets = false;

    /// <summary>
    /// 在子类合适地方初始化此方法
    /// </summary>
    protected void InitWidgts()
    {
        dicWidgts = new Dictionary<string, GameObject>();
        foreach (var item in widgets)
        {
            if (dicWidgts.ContainsKey(item.name))
                DebugEx.LogErrorFormat("有重复的控件名称：{0}", item.name);
            dicWidgts.Add(item.name, item.gameObject);
        }
        hasInitWidgets = true;
    }

    public T GetWidgt<T>(string name) where T: Component
    {
        if (!hasInitWidgets)
        {
            DebugEx.LogError("控件还未初始化！");
            return default(T);
        }
        GameObject go;
        if (dicWidgts.TryGetValue(name, out go))
        {
            return go.GetComponent<T>();
        }
        DebugEx.LogErrorFormat("找不到控件：{0}", name);
        return default(T);
    }

    public Component GetWidgt(string type, string name)
    {
        if (!hasInitWidgets)
        {
            DebugEx.LogError("控件还未初始化！");
            return null;
        }
        GameObject go;
        if (dicWidgts.TryGetValue(name, out go))
        {
            return go.GetComponent(type);
        }
        DebugEx.LogErrorFormat("找不到控件：{0}", name);
        return null;
    }

    public Component GetWidgt(Type type, string name)
    {
        if (!hasInitWidgets)
        {
            DebugEx.LogError("控件还未初始化！");
            return null;
        }
        GameObject go;
        if (dicWidgts.TryGetValue(name, out go))
        {
            return go.GetComponent(type);
        }
        DebugEx.LogErrorFormat("找不到控件：{0}", name);
        return null;
    }

}