nhet_cn_back_main/Service/Station/SwapOrderService.cs

using Entity.Api.Req;
using Entity.Api.Resp;
using Entity.DbModel.Station;
using HybirdFrameworkCore.Autofac.Attribute;
using HybirdFrameworkCore.Entity;
using Repository.Station;
using SqlSugar;
using System.Linq.Expressions;

namespace Service.Station;
/// <summary>
/// <20><><EFBFBD>綩<EFBFBD><E7B6A9>
/// </summary>
[Scope("SingleInstance")]
public class SwapOrderService : BaseServices<SwapOrder>
{
    SwapOrderRepository swapOrderRepository;
    public SwapOrderService(SwapOrderRepository dal)
    {
        swapOrderRepository = dal;
        BaseDal = dal;
    }


    /// <summary>
    /// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѯ<EFBFBD><D1AF>ҳ<EFBFBD><D2B3><EFBFBD><EFBFBD>
    /// </summary>
    /// <param name="equipAlarmLevel"></param>
    /// <returns></returns>
    public PageResult<SwapOrderResp> QuerySwapOrder(QuerySwapOrderPageReq swapOrder)
    {
        
        //<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>յı<D5B5><C4B1><EFBFBD>ʽ<EFBFBD><CABD>
        Expression<Func<SwapOrder, bool>> where = null;
        //// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʽ
        ParameterExpression parameter = Expression.Parameter(typeof(SwapOrder), "u");

        #region <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̬<EFBFBD><CCAC>ѯ<EFBFBD><D1AF>
        if (!string.IsNullOrEmpty(swapOrder.Sn))
        {
            Expression<Func<SwapOrder, bool>> condition2Expr = u => u.Sn == swapOrder.Sn;
            where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrder, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
        }
        if (!string.IsNullOrEmpty(swapOrder.VehicleNo))
        {
            Expression<Func<SwapOrder, bool>> condition2Expr = u => u.VehicleNo == swapOrder.VehicleNo;
            where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrder, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
        }
        if (!string.IsNullOrEmpty(swapOrder.VehicleMac))
        {
            Expression<Func<SwapOrder, bool>> condition2Expr = u => u.VehicleMac == swapOrder.VehicleMac;
            where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrder, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
        }
        if (!string.IsNullOrEmpty(swapOrder.VehicleVin))
        {
            Expression<Func<SwapOrder, bool>> condition2Expr = u => u.VehicleVin == swapOrder.VehicleVin;
            where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrder, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
        }
        if (swapOrder.SwapBeginTime != null && swapOrder.SwapBeginTime != DateTime.MinValue)
        {
            Expression<Func<SwapOrder, bool>> condition2Expr = u => u.SwapBeginTime == swapOrder.SwapBeginTime;
            where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrder, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
        }
        if (swapOrder.SwapEndTime != null && swapOrder.SwapEndTime != DateTime.MinValue)
        {
            Expression<Func<SwapOrder, bool>> condition2Expr = u => u.SwapEndTime == swapOrder.SwapEndTime;
            where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrder, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
        }
        if (swapOrder.SwapResult != 0)
        {
            Expression<Func<SwapOrder, bool>> condition2Expr = u => u.SwapResult == swapOrder.SwapResult;
            where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrder, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
        }
        #endregion

        //<2F><>ѯ
        return PageResult<SwapOrderResp>.ConvertPage(swapOrderRepository.QueryIPageByCause(swapOrder, where));


    }
}