Json递归删除和修改节点

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
 
public class TaskNode
{
    private string taskNodeName;
    private string taskParams;
    private List taskNodeList;
 
    public TaskNode(string taskNodeName, string taskParams, List taskNodeList=null)
    {
        this.taskNodeName = taskNodeName;
        this.taskParams = taskParams;
        this.taskNodeList = taskNodeList;
    }
 
    public string TaskNodeName { get => taskNodeName; set => taskNodeName = value; }
    public string TaskParams { get => taskParams; set => taskParams = value; }
    public List TaskNodeList { get => taskNodeList; set => taskNodeList = value; }
}
public class JsonTestHandle : MonoBehaviour
{
    private TaskNode taskNode;
    // Start is called before the first frame update
    void Start()
    {
        //taskNode = new TaskNode("hexin", "0");
        //List taskNodes = new List();
        //TaskNode taskNode1 = new TaskNode("hexin1", "1", new List { new TaskNode("小明", "2"), new TaskNode("小兰", "3") });
        //TaskNode taskNode2 = new TaskNode("hexin2", "1", new List { new TaskNode("张三", "2") });
        //taskNodes.Add(taskNode1);
        //taskNodes.Add(taskNode2);
        //taskNode.TaskNodeList = taskNodes;
        //taskNode.TaskNodeList.Add(new TaskNode("李四", "0", new List { new TaskNode("小明", "2"), new TaskNode("小兰", "3") }));
        //taskNode.TaskNodeList.Add(
        //    new TaskNode("王五", "0", new List { 
        //        new TaskNode("王五的孩子", "1", new List { 
        //            new TaskNode("王五的孙子", "2", new List { 
        //                new TaskNode("小明", "2"), new TaskNode("小兰", "3") 
        //            }) 
        //        }) 
        //    })
        //    ); 
        //taskNode.TaskNodeList.Add(
        //     new TaskNode("王五", "0", new List {
        //        new TaskNode("小明", "1", new List {
        //            new TaskNode("王五的孙子", "2", new List {
        //                new TaskNode("小明", "2"), new TaskNode("小兰", "3")
        //            })
        //        })
        //     })
        //     ); taskNode.TaskNodeList.Add(
        //      new TaskNode("小明", "0", new List {
        //        new TaskNode("小明", "1", new List {
        //            new TaskNode("王五的孙子", "2", new List {
        //                new TaskNode("小明", "2"), new TaskNode("小兰", "3")
        //            })
        //        })
        //      })
        //      );
 
        //JsonTools.SaveJsonToLocal(taskNode, "localDatas");
    }
    private string tempNodeStr = "小明";
    // Update is called once per frame
    void Update()
    {
        if (Input.GetKeyDown(KeyCode.P))
        {
            TaskNode taskNode= JsonTools.FromFile(Application.streamingAssetsPath + "/Json/localDatas.json");
 
            DeleteJsonNode(taskNode.TaskNodeList, tempNodeStr);
 
            Debug.Log("删除之后——：" + JsonTools.ToJson(taskNode));
            //JsonTools.SaveJsonToLocal(taskNode, "localDatas");
        }
        if (Input.GetKeyDown(KeyCode.L))
        {
            TaskNode taskNode = JsonTools.FromFile(Application.streamingAssetsPath + "/Json/localDatas.json");
 
            TaskNode node = new TaskNode("小明1", "12345", new List { new TaskNode("何鑫", "1212") });
            ChangeJsonNode(taskNode.TaskNodeList, tempNodeStr,node);
 
            Debug.Log("更新之后——：" + JsonTools.ToJson(taskNode));
        }
    }
    /// 
    /// 更新节点
    /// 
    /// 
    /// 
    /// 
    void ChangeJsonNode(List taskNodeList, string nodeStr,TaskNode newTaskNode)
    {
        if (taskNodeList != null)
        {
            List temp = taskNodeList;
            for (int i = 0; i < temp.Count; i++)
            {
                if (temp[i].TaskNodeName.Equals(nodeStr))
                {
                    temp[i] = newTaskNode;
                }
                else
                {
                    if (temp[i].TaskNodeList != null)
                    {
                        List temp1 = temp[i].TaskNodeList;
                        for (int j = 0; j < temp1.Count; j++)
                        {
                            if (temp1[j].TaskNodeName.Equals(nodeStr))
                            {
                                temp1[j] = newTaskNode;
                            }
                            else
                            {
                                ChangeJsonNode(temp1[j].TaskNodeList, nodeStr, newTaskNode);
                            }
                        }
                    }
                }
            }
 
        }
    }
    /// 
    /// 删除节点
    /// 
    /// 
    /// 
    void DeleteJsonNode(List taskNodeList, string nodeStr)
    {
        if (taskNodeList != null)
        {
            List temp = taskNodeList;
            for (int i = 0; i < temp.Count; i++)
            {
                if (temp[i].TaskNodeName.Equals(nodeStr))
                {
                    taskNodeList.Remove(temp[i]);
                }
            }
            for (int i = 0; i < temp.Count; i++)
            {
                if (temp[i].TaskNodeList != null)
                {
                    List temp1 = temp[i].TaskNodeList;
                    for (int j = 0; j < temp1.Count; j++)
                    {
                        if (temp1[j].TaskNodeName.Equals(nodeStr))
                        {
                            temp1.Remove(temp1[j]);
                        }
                    }
                    for (int j = 0; j < temp1.Count; j++)
                    {
                        DeleteJsonNode(temp1[j].TaskNodeList, nodeStr);
                    }
                }
            }
        }
    }
}