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

/// <summary>
/// 日期选择组
/// </summary>
public class DatePickerGroupNew : MonoBehaviour
{
    /// <summary>
    /// 最小日期和最大日期
    /// </summary>
    public DateTime _minDate, _maxDate;
    /// <summary>
    /// 选择的日期（年月日时分秒）
    /// </summary>
    public DateTime _selectDate;
    /// <summary>
    /// 时间选择器列表
    /// </summary>
    public List<DatePickerNew> _datePickerList;
    /// <summary>
    /// 当选择日期的委托事件
    /// </summary>
    public event OnDateUpdate _OnDateUpdate;

    public static DateTime _selectTime;

    [SerializeField] Button btnClose;
    [SerializeField] Button btnEnter;
    public Action<DatePickerGroupNew> onEnter;
    void Awake()
    {
        //设置最大最小日期
        _minDate = new DateTime(1950, 1, 1, 0, 0, 0);
        _maxDate = new DateTime(2060, 1, 1, 0, 0, 0);
        Init();

        if (btnClose)
        {
            btnClose.onClick.AddListener(() => {
                Destroy(transform.GetComponentInParent<Canvas>().gameObject);
            });
        }
        if (btnEnter)
        {
            btnEnter.onClick.AddListener(() => {
                Destroy(transform.GetComponentInParent<Canvas>().gameObject);
                onEnter?.Invoke(this);
            });
        }
    }

    private void Update()
    {

    }
    public void Init(DateTime dt)
    {
        _selectDate = dt;
        for (int i = 0; i < _datePickerList.Count; i++)
        {
            _datePickerList[i].myGroup = this;
            _datePickerList[i].Init();
            _datePickerList[i]._onDateUpdate += onDateUpdate;
        }
    }
    public void Init()
    {
        _selectDate = new DateTime(1995, 1, 1, 0, 0, 0); //DateTime.Now;
        for (int i = 0; i < _datePickerList.Count; i++)
        {
            _datePickerList[i].myGroup = this;
            _datePickerList[i].Init();
            _datePickerList[i]._onDateUpdate += onDateUpdate;
        }

        int languageID = PlayerPrefs.GetInt("Language", 0);
        string title = languageID == 0 ? "日期选择" : "Date Select";
        string title0 = languageID == 0 ? "年" : "Year";
        string title1 = languageID == 0 ? "月" : "Month";
        string title2 = languageID == 0 ? "日" : "Day";
        transform.Find("TopBar/Title").GetComponent<Text>().text = title;
        transform.Find("ViewPort/DatePicker_Year/year").GetComponentInChildren<Text>().text = title0;
        transform.Find("ViewPort/DatePicker_Month/month").GetComponentInChildren<Text>().text = title1;
        transform.Find("ViewPort/DatePicker_Day/day").GetComponentInChildren<Text>().text = title2;
    }

    /// <summary>
    /// 当选择的日期更新
    /// </summary>
    public void onDateUpdate()
    {
       // Debug.Log("当前选择日期：" + _selectDate.ToString("yyyy年MM月dd日 HH : mm : ss"));
        //将选中的时间给_selectTime ，供其他界面调用
        _selectTime = _selectDate;
        for (int i = 0; i < _datePickerList.Count; i++)
        {
            _datePickerList[i].RefreshDateList();
        }
    }

    public string GetSelectDateStr()
    {
        _selectTime = _selectDate;
        return _selectTime.ToString("yyyy-MM-dd");
    }
}