pblbackend/DOAN.Service/PBL/InventorylogService.cs

using Infrastructure.Attribute;
using Infrastructure.Extensions;
using DOAN.Model.PBL.Dto;
using DOAN.Model.PBL;
using DOAN.Repository;
using DOAN.Service.PBL.IService;
using Aliyun.OSS;
using System;


namespace DOAN.Service.PBL
{
    /// <summary>
    /// 库存日志Service业务层处理
    /// </summary>
    [AppService(ServiceType = typeof(IInventorylogService), ServiceLifetime = LifeTime.Transient)]
    public class InventorylogService : BaseService<Inventorylog>, IInventorylogService
    {
        /// <summary>
        /// 查询库存日志列表
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<InventorylogDto> GetList(InventorylogQueryDto parm)
        {
            var predicate = QueryExp(parm);

            var response = Queryable()
                .Where(predicate.ToExpression())
                .OrderByDescending(it => it.CreatedTime)
                .ToPage<Inventorylog, InventorylogDto>(parm);

            return response;
        }


        /// <summary>
        /// 获取详情
        /// </summary>
        /// <param name="Id"></param>
        /// <returns></returns>
        public Inventorylog GetInfo(string Id)
        {
            var response = Queryable()
                .Where(x => x.Id == Id)
                .First();

            return response;
        }

        /// <summary>
        /// 添加库存日志
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public Inventorylog AddInventorylog(Inventorylog model)
        {
            model.Id = XUEHUA;
            return Insertable(model).ExecuteReturnEntity();
        }

        /// <summary>
        /// 修改库存日志
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public int UpdateInventorylog(Inventorylog model)
        {
            return Update(model, true);
        }

        /// <summary>
        /// 查询导出表达式
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        private static Expressionable<Inventorylog> QueryExp(InventorylogQueryDto parm)
        {
            var predicate = Expressionable.Create<Inventorylog>()
                  .AndIF(!string.IsNullOrEmpty(parm.RackCode), it => it.RackCode.Contains(parm.RackCode))
                  .AndIF(parm.Operation != null, it => it.Operation == parm.Operation)

                ;

            return predicate;
        }

        /// <summary>
        /// 导出库存日志
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public List<Inventorylog> ExportInventorylog(InventorylogExportDto model)
        {
            try
            {
                // 将字符串类型的 StartTime 和 EndTime 转换为 DateTime 类型
                if (!DateTime.TryParse(model.StartTime, out DateTime startTime))
                {
                    throw new ArgumentException("开始时间格式无效。");
                }

                if (!DateTime.TryParse(model.EndTime, out DateTime endTime))
                {
                    throw new ArgumentException("结束时间格式无效。");
                }

                // 设置开始时间为当天的开始时间（00:00:00）
                startTime = startTime.Date;

                // 设置结束时间为当天的结束时间（23:59:59）
                endTime = endTime.Date.AddDays(1).AddTicks(-1);

                // 查询符合条件的库存日志
                var response = Queryable()
                    .Where(it => it.CreatedTime >= startTime && it.CreatedTime <= endTime)
                    .OrderBy(it => it.CreatedTime)
                    .ToList();

                return response;
            }
            catch (Exception ex)
            {
                // 记录异常信息（可以使用日志框架如 NLog 或 Serilog）
                Console.WriteLine($"导出库存日志异常: {ex.Message}\n堆栈跟踪: {ex.StackTrace}");
                throw; // 或者返回空列表或其他适当的响应
            }
        }
    }
}