using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using HNWD.Pregrant.Model;


namespace HNWD.Pregrant.BusinessLogic
{
    public abstract class App_CheckUpdateBase : BusinessLogicBase
    {
        private string deviceType = "";
        public WD_VerInfo wd_VerInfo = null;

        public App_CheckUpdateBase(string deviceType)
        {
            this.deviceType = deviceType;
        } 

        public bool Check()
        {  
            if (!this.InitializeDataAccess())
            {
                this.bSuccess = false;
                this.Message = PromptingMessage.Error_Data_Initialized;

                return false;
            }

            List<WD_VerInfo> lst_WD_VerInfo = wd_VerInfoDataAccess.ext.messageDataList.FindAll(f => f.VER_DEVICETYPE == this.deviceType).OrderByDescending(f => Convert.ToInt32(f.ID)).ToList();
 
            if (lst_WD_VerInfo == null || lst_WD_VerInfo.Count == 0)
            {
                this.bSuccess = false;
                this.Message = "无升级信息！";

                return false;
            }
            else
            {
                this.bSuccess = true;

                wd_VerInfo = lst_WD_VerInfo[0];

            }

            return this.bSuccess;
        }
    }
}