コード例 #1
0
ファイル: LogBLL.cs プロジェクト: songjiang1/LearnCore
        public async Task <int> DeleteLog(OperationTypeEnum categoryId, int keepTime)
        {
            DateTime operateTime = DateTime.Now;

            if (keepTime == 1)//保留近一周
            {
                operateTime = DateTime.Now.AddDays(-7);
            }
            else if (keepTime == 2)//保留近一个月
            {
                operateTime = DateTime.Now.AddMonths(-1);
            }
            else if (keepTime == 3)//保留近三个月
            {
                operateTime = DateTime.Now.AddMonths(-3);
            }
            var expression = LinqExtensions.True <LogEntity>();

            expression = expression.And(t => t.is_enabled == true && t.is_delete == false);
            expression = expression.And(t => t.operate_time <= operateTime && t.category_id == categoryId);
            LogEntity updateEntity = new LogEntity {
                is_delete = true, is_enabled = false
            };

            return(await _service.BaseUpdate(expression, new LogEntity { is_delete = true }, new string[] { "is_delete" }.ToList()));
        }