6098/Cowain.Bake.BLL/LogService.cs

using Cowain.Bake.Common.Enums;
using Cowain.Bake.Model;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Unity;

namespace Cowain.Bake.BLL
{
    public class LogService: ServiceBase
    {
        public LogService(IUnityContainer unityContainer) : base(unityContainer)
        {
        }
        public int AddLog(string logText,string logLevel)
        {
            if (logText.Length>8000)
            {
                logText = logText.Substring(0,7900);
            }
            Model.TLog log = new Model.TLog();
            log.Content = logText;
            log.Level = 1;// logLevel;
            log.CreateTime = DateTime.Now;

            using (var Context = new BakingEntities())
            {
                Context.Set<TLog>().Add(log);
                return Context.SaveChanges();
            }
   
        }

        public List<Model.TLog> QueryByTimeAndText(DateTime startTime, DateTime endTime, E_LogType logType)
        {
            List<Model.TLog> logList = null; 
            using (var Context = new BakingEntities())
            {
                if (logType == E_LogType.All)
                {
                    logList = Context.Set<Model.TLog>().Where(item => item.CreateTime > startTime && item.CreateTime < endTime)
                        .OrderByDescending(item => item.CreateTime).Take(3000).ToList();
                }
                else
                {
                    logList = Context.Set<Model.TLog>().Where(item => item.CreateTime > startTime && item.CreateTime < endTime && item.Level == (sbyte)logType)
                      .OrderByDescending(item => item.CreateTime).Take(3000).ToList();
                }
                
                if (logList == null)
                {
                    return null;
                }
                return logList;
            }
        }
    }
}