using ComPDFKit.PDFDocument;
using PDF_Office.Model;
using PDF_Office.Model.Dialog.ToolsDialogs.SaftyDialogs;
using Prism.Commands;
using Prism.Mvvm;
using Prism.Services.Dialogs;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Xml.Linq;

namespace PDF_Office.ViewModels.Dialog.ToolsDialogs.SaftyDialogs
{
    public class CheckPasswordDialogViewModel : BindableBase,IDialogAware
    { 
        #region 参数和属性
        private CPDFDocument document;
        #endregion

        #region 委托声明
        public DelegateCommand DelegateConfirmCheckPasswordCommand { get; set; }
        public DelegateCommand DelegateCancelCheckPasswordCommand { get; set; }
        #endregion

        public CheckPasswordDialogViewModel()
        {
            CheckPasswordDialogModel.Password = "";
            DelegateConfirmCheckPasswordCommand = new DelegateCommand(ConfirmCheckPassword);
            DelegateCancelCheckPasswordCommand = new DelegateCommand(CancelCheckPassword);
        }

        #region 逻辑函数
        private void ConfirmCheckPassword()
        {
            if (false)//TODO: 用于检测输入密码的权限，以及是否输入了正确的密码
            {  }
            var dialogResult = new DialogResult(ButtonResult.OK);
            dialogResult.Parameters.Add("CheckPassword", true);
            RequestClose.Invoke(dialogResult);
        }

        private void CancelCheckPassword()
        {
            var dialogResult = new DialogResult(ButtonResult.Cancel);
            dialogResult.Parameters.Add("CheckPassword", false);
            RequestClose.Invoke(dialogResult);
        }
        #endregion

        #region 框架相关
        public string Title =>""; 
        public event Action<IDialogResult> RequestClose;

        public bool CanCloseDialog()
        {
            return true;
        }

        public void OnDialogClosed()
        {
        }

        public void OnDialogOpened(IDialogParameters parameters)
        {
            CPDFDocument doc = null;
            parameters.TryGetValue<CPDFDocument>(ParameterNames.PDFDocument, out doc);
            if (doc != null)
            {
                document = doc;
            }
        }
        #endregion
    }
}