using learun.iapplication;
using learun.util;
using System;
using System.Collections.Generic;
using System.Text;
using System.Threading.Tasks;

namespace learun.application
{
	/// <summary>
	/// 版 本 EasyCode EC管理后台
	/// Copyright (c) 2019-present EC管理有限公司
	/// 创建人：tobin
	/// 日 期：2019.09.25
	/// 描 述：系统日志
	/// </summary>
	public class LogBLL : LogIBLL
	{
		private readonly LogService service = new LogService();

		#region 获取数据

		/// <summary>
		/// 日志列表
		/// </summary>
		/// <param name="pagination">分页</param>
		/// <param name="queryJson">查询参数</param>
		/// <param name="userId">用户主键</param>
		/// <returns></returns>
		public Task<IEnumerable<LogEntity>> GetPageList(Pagination pagination, string queryJson, string userId)
		{
			return service.GetPageList(pagination, queryJson, userId);
		}

		#endregion 获取数据

		#region 提交数据

		/// <summary>
		/// 清空日志
		/// </summary>
		/// <param name="categoryId">日志分类Id</param>
		/// <param name="keepTime">保留时间段内</param>
		public async Task Remove(int categoryId, string keepTime)
		{
			await service.Remove(categoryId, keepTime);
		}

		/// <summary>
		/// 写日志
		/// </summary>
		/// <param name="logEntity">对象</param>
		public async Task Write(LogEntity logEntity)
		{
			await service.Write(logEntity);
		}

		#endregion 提交数据

		#region 扩展方法

		/// <summary>
		/// 生成异常信息
		/// </summary>
		/// <param name="ex">异常对象</param>
		/// <returns></returns>
		public string ExceptionFormat(Exception ex)
		{
			StringBuilder strInfo = new StringBuilder();
			strInfo.Append("1. 异常: " + ex.Message + "\r\n");
			strInfo.Append("2. 来源: " + ex.Source + "\r\n");
			strInfo.Append("3. 实例: " + ex.StackTrace + "\r\n");
			return strInfo.ToString();
		}

		#endregion 扩展方法
	}
}