//--------------------------------------------------------
//    [Author]:           第二世界
//    [  Date ]:           Tuesday, October 31, 2017
//--------------------------------------------------------
using UnityEngine;
using UnityEditor;
using System.Collections;
using UnityEngine.UI;


public class PrefabCreateTool
{
    // [MenuItem("GameObject/UI/UIRoot")]
    // public static UIRoot CreateUIRoot()
    // {
    //     var uiroot = GameObject.FindObjectOfType<UIRoot>();
    //     if (uiroot == null)
    //     {
    //         var prefab = BuiltInLoader.LoadPrefab("UIRoot");
    //         var root = GameObject.Instantiate(prefab, Vector3.zero, Quaternion.identity);
    //         root.name = "UIRoot";
    //         uiroot = root.GetComponent<UIRoot>();
    //     }
    //     return uiroot;
    // }

    public static void SetParent(GameObject instance, Transform parent = null)
    {
        if (instance == null)
            return;
        // var uiroot = CreateUIRoot();
        if (parent == null)
            if (Selection.transforms != null && Selection.transforms.Length > 0)
            {
                parent = Selection.transforms[0];
            }
        // else
        // {
        //     parent = uiroot.normalCanvas.transform;
        // }
        instance.transform.SetParentEx(parent, Vector3.zero, Quaternion.identity, Vector3.one);
        // PrefabUtility.DisconnectPrefabInstance(instance);
        
        // 设置UI对象的Layer为UI
        instance.layer = LayerMask.NameToLayer("UI");
        
        // 递归设置所有子对象的Layer为UI
        foreach (Transform child in instance.transform)
        {
            SetLayerRecursively(child.gameObject, "UI");
        }
        
        Selection.activeGameObject = instance;
    }

    // 递归设置GameObject及其所有子对象的Layer
    private static void SetLayerRecursively(GameObject obj, string layerName)
    {
        if (obj == null)
            return;
            
        obj.layer = LayerMask.NameToLayer(layerName);
        
        foreach (Transform child in obj.transform)
        {
            SetLayerRecursively(child.gameObject, layerName);
        }
    }

    public static GameObject LoadUIPattern(string name)
    {
        return AssetDatabase.LoadAssetAtPath<GameObject>(string.Format("Assets/Editor/UIPattern/{0}.prefab", name));
    }

    [MenuItem("GameObject/UI/FunctionButton")]
    public static void CreateFunctionButton()
    {
        var instance = UIUtility.CreateWidget("FunctionButtonPattern", "FunctionButton");
        SetParent(instance);
    }

    [MenuItem("GameObject/UI/GeneralWin_1")]
    public static void CreateWindowPattern1()
    {
        var prefab = LoadUIPattern("GeneralWin");
        var instance = GameObject.Instantiate(prefab) as GameObject;
        instance.name = "GeneralWin";
        SetParent(instance);
    }

    [MenuItem("GameObject/UI/RewardGroup")]
    public static void CreateRewardGroup()
    {
        var prefab = LoadUIPattern("Container_Rewards");
        var instance = GameObject.Instantiate(prefab) as GameObject;
        instance.name = "Container_Rewards";
        SetParent(instance);
    }

    [MenuItem("GameObject/UI/自选商品")]
    public static void CreateCommonItemCell()
    {
        var prefab = LoadUIPattern("CustomizedItemCell");
        var instance = GameObject.Instantiate(prefab) as GameObject;
        instance.name = "CustomizedItemCell";
        SetParent(instance);
    }
    [MenuItem("GameObject/UI/特效")]
    public static void CreateUIEffect()
    {
        var instance = new GameObject("UIEffect");
        instance.AddComponent<UIEffect>();
        instance.AddComponent<RectTransform>();
        SetParent(instance);
    }

    [MenuItem("GameObject/UI/ItemCell")]
    public static void CreateItemCell()
    {
        var button = UIUtility.CreateWidget("ItemCell", "ItemCell");
        SetParent(button);
    }

    [MenuItem("GameObject/UI/SortTable")]
    public static void CreateSortTable()
    {
        var prefab = LoadUIPattern("SortTable");
        var instance = GameObject.Instantiate(prefab) as GameObject;
        instance.name = "SortTable";
        SetParent(instance);
    }

    [MenuItem("GameObject/UI/TextEx")]
    public static void CreateTextEx()
    {
        var instance = new GameObject("TextEx");
        instance.AddComponent<TextEx>();
        SetParent(instance);
    }

    [MenuItem("GameObject/UI/ImageEx")]
    public static void CreateImageEx()
    {
        var instance = new GameObject("ImageEx");
        instance.AddComponent<ImageEx>();
        SetParent(instance);
    }

    [MenuItem("GameObject/UI/通用按钮")]
    public static void CreateButtonEx()
    {
        var button = UIUtility.CreateWidget("CommonButton", "CommonButton");
        SetParent(button);
    }

    [MenuItem("GameObject/UI/红点")]
    public static void CreateRedPoint()
    {
        var button = UIUtility.CreateWidget("RedPoint", "RedPoint");
        SetParent(button);
    }

    [MenuItem("GameObject/UI/SecondFrameLoad")]
    public static void CreateSecondFrameLoad()
    {
        var prefab = LoadUIPattern("SecondFrameLoad");
        var instance = GameObject.Instantiate(prefab) as GameObject;
        instance.name = "SecondFrameLoad";
        SetParent(instance);
    }


}