using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using BPASmartClient.CustomResource.Pages.Model;
using BPASmartClient.Helper;
using Microsoft.Toolkit.Mvvm.ComponentModel;
using Microsoft.Toolkit.Mvvm.Input;

namespace BPASmartClient.CustomResource.Pages.ViewModel
{

    public class PasswordChangeViewModel : ObservableObject
    {
        private void CheckPassword(UserInfo userInfo)
        {
            if (userInfo.Password == OldPassword)
            {
                if (NewPassword1 == NewPassword2)
                {
                    userInfo.Password = NewPassword2;
                    int index = Array.FindIndex(Global.userManager.userInfos.ToArray(), p => p.UserName == userInfo.UserName);
                    if (index >= 0 && index < Global.userManager.userInfos.Count)
                    Global.userManager.userInfos.ElementAt(index).Password = NewPassword1;
                    Config.GetInstance.SaveUser();
                    ActionManage.GetInstance.Send("PasswordChangeViewconfirm");
                    Global.changeUserInfo = null;
                }
                else
                {
                    ErrorInfo = "新密码不匹配";
                }
            }
            else
            {
                ErrorInfo = "原密码错误";
            }
        }

        public PasswordChangeViewModel( )
        {
            LoginCommand = new RelayCommand(() =>
            {
                if (Global.changeUserInfo == null) CheckPassword(Global.userInfo);
                else { CheckPassword(Global.changeUserInfo); }

               
            });

            ExitCommand = new RelayCommand(() =>
            {
                ActionManage.GetInstance.Send("PasswordChangeViewCancel");
                Global.changeUserInfo = null;
            });
        }

        public RelayCommand LoginCommand { get; set; }

        public RelayCommand ExitCommand { get; set; }



        public string ErrorInfo { get { return _mErrorInfo; } set { _mErrorInfo = value; OnPropertyChanged(); } }
        private string _mErrorInfo;

        public string OldPassword { get { return _mOldPassword; } set { _mOldPassword = value; OnPropertyChanged(); } }
        private string _mOldPassword;


        public string NewPassword1 { get { return _mNewPassword1; } set { _mNewPassword1 = value; OnPropertyChanged(); } }
        private string _mNewPassword1;


        public string NewPassword2 { get { return _mNewPassword2; } set { _mNewPassword2 = value; OnPropertyChanged(); } }
        private string _mNewPassword2;


    }
}