using UnityEngine;
using UnityEngine.Events;
using UnityEngine.UI;

///用于展示数据的预制件控制类 
///提供一个Image，一定数量Text[] （由预制件决定数量）,并提供两个按钮的交互功能（按钮具体功能由外部注册事件决定）
///当前当前用于展示 用户信息和学习记录
public class MessagePrefabCtrl : MonoBehaviour 
{

    public Text[] MessTexts;
    public Image icon;
    public MessType messType = MessType.user;
    private User userMsg;

    //string eventTriggerID;
    public Button button1;
    public Button button2;
    int id=-1;//记录数据标识

    private void Awake()
    {
        if (messType == MessType.user)
        {
            button1 = this.transform.Find("Button_remove")?.GetComponent<Button>();
            button2 = this.transform.Find("Button_editor")?.GetComponent<Button>();
        }
    }

    void Start()
    {
        switch (messType)
        {
            //case MessType.result:
            //    this.transform.Find("Button_remove").GetComponent<Button>().onClick.AddListener(DeleteResult);
            //    this.transform.Find("Button_editor").GetComponent<Button>().onClick.AddListener(ShowRecord);
            //    break;
            case MessType.user:
                this.transform.Find("Button_remove").GetComponent<Button>().onClick.AddListener(DeleteUser);
                this.transform.Find("Button_editor").GetComponent<Button>().onClick.AddListener(EditUser);
                break;
            default:
                break;
        }
    }

    /// <summary>
    /// 显示文字信息
    /// </summary>
    /// <param name="index">该信息所在的标识</param>
    /// <param name="msgs"></param>
    public void SetTextMsg(int id, string[] msgs)
    {
        this.id = id;
        if (msgs.Length != MessTexts.Length)
        {
            Debug.LogError("传入的文字信息和展示文字组件数量不符合!");
            return;
        }

        for (int i = 0; i < MessTexts.Length; i++)
        {
            MessTexts[i].text = msgs[i];
        }
    }

    /// <summary>
    /// 显示图标
    /// </summary>
    /// <param name="iconSprite"></param>
    public void SetImageSprite(Sprite iconSprite)
    {
        icon.sprite = iconSprite;
    }

    /// <summary>
    /// 注册两个按钮事件  注册时自动清空之前注册的事件
    /// </summary>
    /// <param name="id">预制件的标识 用于事件触发时分辨触发者的身份</param>
    /// <param name="button1Click"> 按钮1的触发事件</param>
    /// <param name="button2Click">按钮2的触发事件</param>
    public void RegisteButtonEvent(UnityAction<int> button1Click, UnityAction<int> button2Click)
    {
        //注册前清空上次的事件 避免触发异常情况
        button1.onClick.RemoveAllListeners();
        button2.onClick.RemoveAllListeners();
        //eventTriggerID = id;
        button1.onClick.AddListener(() => button1Click.Invoke(id));
        button2.onClick.AddListener(() => button2Click.Invoke(id));
    }

    //编辑用户
    private void EditUser()
    {
        //this.transform.root.GetComponentInChildren<UserManagerPanel>().EditStudent(userMsg,this);
        EventCenter.Instance.EventTrigger<User,MessagePrefabCtrl>("EditUser", userMsg,this);
    }

    //删除用户
    private void DeleteUser()
    {
        //EventCenter.Instance.EventTrigger<string>("DeleteUser", userMsg.user);
        this.GetComponentInParent<EnquireConntentCtrl>().DeleteOneStMessage(userMsg.user,this.gameObject);//删除一条数据需要更新面板
        DBManager.Instance.DeleteUser(userMsg);

    }


    //显示账户信息
    public void SetMessage(User studentMess,Sprite iconSprite=null)
    {
        userMsg = studentMess;
        if(iconSprite!=null)
        icon.sprite = iconSprite;
        MessTexts[0].text = studentMess.user;
        MessTexts[1].text = studentMess.password;
    }

    private void OnDisable()
    {
        id = -1;
    }


}