PDFOffice_Windows_exe/PDF Office/ViewModels/Dialog/ServiceDialog/LoginRegionViewModel.cs

using PDF_Office.Helper;
using PDF_Office.Model;
using Prism.Commands;
using Prism.Mvvm;
using Prism.Regions;
using Prism.Services.Dialogs;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;

namespace PDF_Office.ViewModels.Dialog.ServiceDialog
{
    public class LoginRegionViewModel : BindableBase, INavigationAware
    {
        private LoginDialogViewModel LoginDialogViewModel;
        public IDialogService dialogs;

        public bool IsNavigationTarget(NavigationContext navigationContext)
        {
            return true;
        }

        public void OnNavigatedFrom(NavigationContext navigationContext)
        {


        }

        public void OnNavigatedTo(NavigationContext navigationContext)
        {
            navigationContext.Parameters.TryGetValue<LoginDialogViewModel>("LoginDialogViewModel", out LoginDialogViewModel);
        }






        private bool enableNextStep = false;
        public bool EnableNextStep
        {
            get { return enableNextStep; }
            set { SetProperty(ref enableNextStep, value); }
        }

        private string _LoginEmaillook;
        public string LoginEmaillook
        {
            get { return _LoginEmaillook; }
            set { SetProperty(ref _LoginEmaillook, value);}
        }


        private string _LoginNextStep = "Next Step";
        public string LoginNextStep
        {
            get { return _LoginNextStep; }
            set
            {
                SetProperty(ref _LoginNextStep, value);

            }
        }


        private string _LoginEmail = "";
        public string LoginEmail
        {
            get { return _LoginEmail; }
            set
            {
                SetProperty(ref _LoginEmail, value);

                if (LoginEmail == "")
                {
                    LoginEmaillook = "";
                }
                else
                {
                    CheckMail(LoginEmail);
                }
                CheckEnableNextStepEncrypt();
            }
        }

        private string _LoginEmailMsg = "Enter email address";
        public string LoginEmailMsg
        {
            get { return _LoginEmailMsg; }
            set
            {
                SetProperty(ref _LoginEmailMsg, value);
            }
        }



       

        public DelegateCommand LoginNextCommand { get; set; }
        public DelegateCommand GoLoginCommand { get; set; }

        LoginRegionViewModel(IRegionManager regionManager, IDialogService dialogService)
        {
            dialogs = dialogService;
          
            LoginNextCommand = new DelegateCommand(LoginNext);
            GoLoginCommand = new DelegateCommand(GoLogin);
        }


        private void LoginNext()
        {
           
           
            if (ServiceHelper.Ok_email(LoginEmail, "1") == "success")
            {
                LoginDialogViewModel.LoginEmail = LoginEmail;
                LoginDialogViewModel.RegionMan("LoginPasswordRegion");
            }
            else
            {
                LoginEmaillook = ServiceHelper.Ok_email(LoginEmail, "1");
            }

            ServiceHelper.ALLEmail = LoginEmail;
        }


        private void CheckMail(string mail)
        {
            string str = "^([a-z0-9_\\.-]+)@([\\da-z\\.-]+)\\.([a-z\\.]{2,6})$";
            Regex mReg = new Regex(str);

            if (mReg.IsMatch(mail))
            {
                LoginEmaillook = "";
            }
            else
            {
                LoginEmaillook = "请输入正确的邮箱格式";
            }
        }
        private void GoLogin()
        {


            LoginDialogViewModel.Close();
            App.mainWindowViewModel.OpenRegister();

        }

        private void CheckEnableNextStepEncrypt()
        {
            EnableNextStep = true;

            if (string.IsNullOrEmpty(LoginEmail)||LoginEmaillook!="")
            {
                EnableNextStep = false;
            }
        }



    }
}