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

public class Panel3 : MonoBehaviour
{
    private Button cancel;
    private Button online;//目前在线离线状况弹窗按钮
    private Button follow;//跟随查按钮
    private Dropdown dropdown;
    private int optionCount;  // 用于存储传入的确定Dropdown选项数量的参数
    private GameObject peopleposition;
    private Camera godView;
    public List<GameObject> playertarget; // 存储每个角色
    private int currentCameraIndex = -1;
    private bool isGodView = false; // 是否当前为上帝视角
    private GameObject[] players;
    private Vector3 startposition = new Vector3(6, 60, -25);
    private Vector3 startrotation = new Vector3(90, 0, -90);
    // Start is called before the first frame update
    void Start()
    {
        cancel=transform.Find("left/btn_enddrill").GetComponent<Button>();
        cancel.onClick.AddListener(OnCancelBtn);
        online=transform.Find("onlineBtn").GetComponent <Button>();
        online.onClick.AddListener(OnClickOnlineBtn);
        dropdown=transform.Find("left/Dropdown").GetComponent<Dropdown>();
        follow = transform.Find("left/Follow").GetComponent<Button>();
        follow.onClick.AddListener(FollowBtn);
        peopleposition = GameObject.Find("peopleposition").gameObject;
        peopleposition.SetActive(false);
        godView=GameObject.Find("TopCamera").GetComponent<Camera>();
        //godView.GetComponent<Camera>().orthographic = false;

        // 获取所有标签为 "Player" 的物体
        GameObject[] players = GameObject.FindGameObjectsWithTag("Player");

        foreach (GameObject player in players)
        {
            
            if (player != null)
            {
                playertarget.Add(player);
                
            }
        }
        SetOptionCount(playertarget.Count);
        currentCameraIndex = Panel2.instance.currentCameraIndex;
        dropdown.value= currentCameraIndex;
        
    }
    // 切换到指定索引的摄像机
    public void SwitchToCamera(int index)
    {
        if (index < 0 || index >= playertarget.Count)
        {
            Debug.LogWarning("无效的摄像机索引：" + index);
            return;
        }

        isGodView = false;
        // 将摄像机设为 target[index] 的子物体
        godView.transform.SetParent(playertarget[index].transform);
        // 重置摄像机的位置和旋转
        godView.transform.localPosition = Vector3.zero;
        godView.transform.localRotation = Quaternion.identity;

        // 让摄像机朝向父物体
        godView.transform.LookAt(playertarget[index].transform);
    }
    // 切换到上帝视角
    public void SwitchToGodView()
    {
        godView.GetComponent<Camera>().orthographic = true;
        isGodView = true;
        currentCameraIndex = -1;
        godView.transform.position = startposition;
        godView.transform.eulerAngles=startrotation;
    }
    // 用于外部传入参数来设置Dropdown选项数量的方法
    public void SetOptionCount(int count)
    {
        optionCount = count;
        dropdown.ClearOptions();
        // 创建一个临时的字符串列表用于添加选项内容
        var options = new System.Collections.Generic.List<string>();
        for (int i = 0; i < optionCount; i++)
        {
            options.Add("角色 " + (i + 1));  // 简单添加类似"角色 1"、"角色 2"这样的选项名称，可按需修改
        }
        dropdown.AddOptions(options);
    }
    // Update is called once per frame
    void Update()
    {
        
    }
    void OnCancelBtn()
    {
        peopleposition.gameObject.SetActive(true);
        //返回上帝视角界面
        SwitchToGodView();
       // Camera.main.enabled = true;
        Game.uiManager.ShowUI<Image>("Panel1_2");
        Game.uiManager.CloseUI("Panel1_3");
    }
    void OnClickOnlineBtn()
    {
        //人员在线状态,弹出窗口
        Game.uiManager.ShowUI<Image>("Panel");
    }
    void FollowBtn()
    {
        
        //转化角色视角
        int selectedIndex = dropdown.value;
        Debug.Log("进入角色" + (selectedIndex+1) + "视角");
        SwitchToCamera(selectedIndex);
        //godView.GetComponent<Camera>().orthographic = false;
    }
}