using UnityEngine;
using UnityEditor;
using System.Linq;
using System.Collections.Generic;
using System.Text;

public class JsonGenerate : EditorWindow
{
    [MenuItem("Tools/JsonGenerate Tool")] //在Unity菜单中添加一个名为“Rename Tool”的工具选项
    public static void ShowWindow()
    {
        EditorWindow.GetWindow(typeof(JsonGenerate));
    }

    string jsonText;

    void OnGUI()
    {
        GUILayout.Label("Object Renaming Tool", EditorStyles.boldLabel); //在编辑器窗口中显示标题
        jsonText = EditorGUILayout.TextField("Json:", jsonText); //添加文本框，以便用户输入前缀
        if (GUILayout.Button("Generate Json String"))
        {
            GenerateJsonString(); //添加一个按钮，以便用户单击以开始对选择的物体进行重命名
        }
    }

    StringBuilder sbJson = new StringBuilder();

    private void GenerateJsonString()
    {
        if (Selection.gameObjects.Length > 0)
        {
            //sbJson.Append("{\"target\": [");

            var result = Selection.gameObjects.Where(obj=>obj.activeSelf).OrderBy(obj => obj.transform.GetSiblingIndex()).ToList();

            for (int i = 0; i < result.Count; i++)
            {

                if (result[i].transform.childCount == 0)
                {
                    sbJson.Append("{");
                    sbJson.AppendFormat("\"ObjectID\": \"{0}\",\"ImageName\": \"{0}.png\",\"Title\":\"\"", result[i].name);
                    sbJson.Append("}");
                }
                else
                {
                    for (int j = 0; j < result[i].transform.childCount; j++)
                    {
                        sbJson.Append("{");
                        sbJson.AppendFormat("\"ObjectID\": \"{0}\",\"Type\": 8,\"Index\": {1},\"Title\":\"\",",
                            result[i].transform.GetChild(j).name, j);

                        if (j == 0)
                        {
                            string tmp = null;
                            for (int k = 0; k < result[i].transform.childCount; k++)
                            {
                                tmp += string.Format("\"{0}.png\"", result[i].transform.GetChild(k).name);
                                if (k != result[i].transform.childCount - 1)
                                {
                                    tmp += ",";
                                }
                            }
                            sbJson.AppendFormat("\"DataDetails\":[{0}]", tmp);
                        }
                        else
                        {
                            sbJson.AppendFormat("\"ParentID\":\"{0}\"", result[i].transform.GetChild(0).name);
                        }

                        sbJson.Append("}");

                        if (j != result[i].transform.childCount - 1)
                        {
                            sbJson.Append(",");
                        }
                    }
                }

                if (i != result.Count - 1)
                {
                    sbJson.Append(",");
                }
            }
            //sbJson.Append("]}");

            jsonText = sbJson.ToString();
        }
    }
}