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

public class ExcelSearching : MonoBehaviour
{
    public Button searchBtn;
    public InputField searchField;
    public Transform inputParent;
    public Scrollbar scrollbar_h;
    public Scrollbar scrollbar_v;
    public GameObject hilightImage;

    private string oldStr = string.Empty;
    private GameObject tempHighlightImage;
    private InputField[] contentArray;
    private bool isHaveResult = false;
    private int index = 0;
    float h;
    float v;
    private List<InputField> targetList = new List<InputField>();
    private List<float> h_values = new List<float>();
    private List<float> v_values = new List<float>();
    // Start is called before the first frame update
    void Start()
    {
        searchBtn.onClick.AddListener(delegate () { Search(searchField.text); });//搜索按钮点击事件监听
        Invoke("Adddata", 2);
    }



    /// <summary>
    /// 搜索菜单树
    /// </summary>
    /// <param name="str"></param>
    public void Search(string str)
    {
        if (string.IsNullOrEmpty(str))
            return;

        if (oldStr.Equals(str))
        {
            if (targetList.Count > 0) // 开始执行搜索到的
            {
                ShowSearchingResult();
            }
            else
            {
                isHaveResult = false;
                foreach (var item in contentArray)
                {
                    if (item.text.Contains(str))
                    {
                        isHaveResult = true;
                        targetList.Add(item);
                        h = item.transform.GetSiblingIndex() * 1.0f / item.transform.parent.childCount;
                        h_values.Add(h);
                        v = item.transform.parent.GetSiblingIndex() * 1.0f / item.transform.parent.parent.childCount;
                        v_values.Add(v);
                    }
                }

                if (isHaveResult)
                {
                    ShowSearchingResult();
                }
                else
                {
                    Debug.Log(string.Format("未查询到有关\"{0}\"的节点,请重新输入", str));
                }
            }
        }
        else
        {
            index = 0;
            targetList.Clear();
            h_values.Clear();
            v_values.Clear();
            if (tempHighlightImage)
            {
                DestroyImmediate(tempHighlightImage);
            }
            isHaveResult = false;
            foreach (var item in contentArray)
            {
                if (item.text.Contains(str))
                {
                    isHaveResult = true;
                    targetList.Add(item);
                    h = item.transform.GetSiblingIndex() * 1.0f / item.transform.parent.childCount;
                    h_values.Add(h);
                    v = item.transform.parent.GetSiblingIndex() * 1.0f / item.transform.parent.parent.childCount;
                    v_values.Add(v);
                }
            }

            if (isHaveResult)
            {
                ShowSearchingResult();
            }
            else
            {
                Debug.Log(string.Format("未查询到有关\"{0}\"的节点,请重新输入", str));
            }

            oldStr = str;   
        }
        
        

        //StartCoroutine(ReDisplay(true, inputFieldWarning.gameObject));
        //inputFieldWarning.text = string.Format("未查询到有关\"{0}\"的节点！\n请重新输入", CalculatorStrLenth(str, 7));

        //Debug.Log(string.Format("未查询到有关\"{0}\"的节点,请重新输入", str));
        //searchField.text = "";
    }
   
    private void ShowSearchingResult()
    {
        if (index <= targetList.Count - 1)
        {
            if (scrollbar_h.gameObject.activeInHierarchy)
            {
                scrollbar_h.value = h_values[index];
            }
            if (scrollbar_v.gameObject.activeInHierarchy)
            {
                scrollbar_v.value = v_values[index];
            }

            if (tempHighlightImage)
            {
                DestroyImmediate(tempHighlightImage);
            }
            GameObject temp = Instantiate(hilightImage) as GameObject;
            temp.SetActive(true);
            tempHighlightImage = temp;
            temp.transform.parent = targetList[index].transform;
            temp.transform.localPosition = Vector3.zero;
            temp.transform.localScale = Vector3.one;
            temp.GetComponent<RectTransform>().sizeDelta = targetList[index].transform.GetComponent<RectTransform>().sizeDelta;
            temp.transform.SetSiblingIndex(0);
            index++;
        }
        else
        {
            index = 0;
            targetList.Clear();
            h_values.Clear();
            v_values.Clear();
        }
    }

    private void Adddata()
    {
        contentArray = inputParent.GetComponentsInChildren<InputField>();
        Debug.Log(contentArray.Length);
    }
}