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

public class HRB_PlanView : ViewBase, MenuBackInterface
{
    InputField m_PlanWeightLoss_InputField;
    Text m_PlanWeightLoss_Text;
    void Start()
    {
        PersistenHandler.ins?.menuBackCtr.views.Add(this);
        transform.Find("BtnBack").GetComponent<Button>().onClick.AddListener(() => {
            AudioMgr.ins.PlayBtn();
            HRB_ViewMgr.Instance.DestroyView<HRB_PlanView>();
        });
        transform.Find("BtnReset").GetComponent<Button>().onClick.AddListener(() => {
            AudioMgr.ins.PlayBtn();
            PopupMgr.ins.ShowTip("重置成功~");
            HRB_UserInfo.current.lanWeightLoss = 0;
            HRB_UserInfo.current.planDateStart = DateTime.Now.ToString("yyyy-MM-dd");
            HRB_UserInfo.current.planDateEnd = DateTime.Now.AddDays(30).ToString("yyyy-MM-dd");
            HRB_UserInfo.current.SaveLocalData();
            RenderPlanWeightLoss();
            RenderPlanDateStart();
            RenderPlanDateEnd();
            RenderPlanDayCount();
        });
        InitPlanWeightLoss();
        RenderPlanDateStart();
        RenderPlanDateEnd();
        RenderPlanDayCount();
    }

    void OnDestroy()
    {
        PersistenHandler.ins?.menuBackCtr.views.Remove(this);
    }
    
    public bool OnMenuBack()
    {
        HRB_ViewMgr.Instance.DestroyView<HRB_PlanView>();
        return true;
    }

    void InitPlanWeightLoss()
    {
        m_PlanWeightLoss_InputField = transform.Find("PlanWeightLoss").GetComponent<InputField>();
        m_PlanWeightLoss_Text = m_PlanWeightLoss_InputField.transform.Find("Text").GetComponent<Text>();
        m_PlanWeightLoss_InputField.onEndEdit.AddListener((str) => {
            m_PlanWeightLoss_Text.gameObject.SetActive(true);
            m_PlanWeightLoss_InputField.text = "";
            float value = float.Parse(str);
            if (value >= 0 && value <= 300)
            {
                HRB_UserInfo.current.lanWeightLoss = float.Parse(value.ToString("#0.0"));
                HRB_UserInfo.current.SaveLocalData();
                RenderPlanWeightLoss();
            }
            else PopupMgr.ins.ShowTip("输入的值不在合理范围！");
        });
        m_PlanWeightLoss_InputField.GetComponent<InputFieldFocusListener>().onBeginFocus = () => {
            m_PlanWeightLoss_Text.gameObject.SetActive(false);
            m_PlanWeightLoss_InputField.text = HRB_UserInfo.current.lanWeightLoss.ToString("#0.0");
        };
        RenderPlanWeightLoss();
    }

    void RenderPlanWeightLoss()
    {
        string valStr = HRB_UserInfo.current.lanWeightLoss.ToString("#0.0");
        m_PlanWeightLoss_Text.text = $"计划减重  <size=68>{valStr}</size>  kg";
    }

    [SerializeField] Text _planDateStartText;
    void RenderPlanDateStart()
    {
        string str = HRB_UserInfo.current.planDateStart;
        _planDateStartText.text = $"开始时间  <size=32>{str}</size>";
    }

    [SerializeField] Text _planDateEndText;
    void RenderPlanDateEnd()
    {
        string str = HRB_UserInfo.current.planDateEnd;
        _planDateEndText.text = $"结束时间  <size=32>{str}</size>";
    }

    [SerializeField] Text _planDayText;
    void RenderPlanDayCount()
    {
        var s = DateTime.Parse(HRB_UserInfo.current.planDateStart);
        var e = DateTime.Parse(HRB_UserInfo.current.planDateEnd);
        int days = e.Subtract(s).Days;
        if (days < 0) days = 0;
        _planDayText.text = $"计划总 <size=32>{days}</size> 天";
    }

    [SerializeField] GameObject datePickerPrefab;
    public void OpenDatePicker(int type) {
        AudioMgr.ins.PlayBtn();
        GameObject o = GameObject.Instantiate(datePickerPrefab);
        var picker = o.GetComponentInChildren<JC.Unity.Picker.DatePickerGroup>();
        if (type == 0) picker.selectDate = DateTime.Parse(HRB_UserInfo.current.planDateStart);
        if (type == 1) picker.selectDate = DateTime.Parse(HRB_UserInfo.current.planDateEnd);
        picker.maxDate = new DateTime(2050, 1, 1, 0, 0, 0);
        picker.onEnter += (JC.Unity.Picker.DatePickerGroup picker) => {
            string dateStr = picker.GetSelectDateStr();
            if (type == 0) 
            {
                HRB_UserInfo.current.planDateStart = dateStr;
                HRB_UserInfo.current.SaveLocalData();
                RenderPlanDateStart();
            }
            else if (type == 1)
            {
                HRB_UserInfo.current.planDateEnd = dateStr;
                HRB_UserInfo.current.SaveLocalData();
                RenderPlanDateEnd();
            }
            RenderPlanDayCount();
        };
    }
}