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

public class TrappedInfo : MonoBehaviour {
    public Text trappedAll;
    public Text trappedRescued;
    public Text trappedUnrescued;
    public static event Func<IntData, IntData> getAllTrappedCount;
    public static event Func<IntData, IntData> getTrappedRescuedCount;
    
    void Awake()
    {
        trappedAll = transform.Find("TrappedAll").GetComponent<Text>();
        trappedRescued = transform.Find("TrappedRescued").GetComponent<Text>();
        trappedUnrescued = transform.Find("TrappedUnrescued").GetComponent<Text>();
        MessageDispatcher.AddListener("SomeoneOutOfTrap", UpdateInfoListener); //开启窗口时，每当有人被营救，更新显示信息
    }
    private void OnDestroy()
    {
        MessageDispatcher.RemoveListener("SomeoneOutOfTrap", UpdateInfoListener); //开启窗口时，每当有人被营救，更新显示信息
    }
    void UpdateInfoListener(IMessage obj)
    {
        UpdateInfo();
    }
    void UpdateInfo()
    {
        IntData dataAll = new IntData(0);
        if (getAllTrappedCount != null)
        {
            dataAll = getAllTrappedCount(dataAll);
        }
        trappedAll.text = dataAll.value.ToString();

        IntData dataRescued = new IntData(0);
        if (getTrappedRescuedCount != null)
        {
            dataRescued = getTrappedRescuedCount(dataRescued);
        }
        trappedRescued.text = dataRescued.value.ToString();

        trappedUnrescued.text = (dataAll.value - dataRescued.value).ToString();
    }
    //窗口每次打开都更新显示信息
    void OnEnable()
    {
        UpdateInfo();
    }    
}