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63 lines
2.3 KiB
63 lines
2.3 KiB
using Entity.Api.Req;
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using Entity.Api.Resp;
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using Entity.DbModel.Station;
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using HybirdFrameworkCore.Autofac.Attribute;
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using HybirdFrameworkCore.Entity;
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using Repository.Station;
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using SqlSugar;
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using System.Linq.Expressions;
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namespace Service.Station;
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[Scope("SingleInstance")]
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public class SwapOrderStepService : BaseServices<SwapOrderStep>
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{
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SwapOrderStepRepository _swapOrderStepRepository;
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public SwapOrderStepService(SwapOrderStepRepository dal)
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{
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_swapOrderStepRepository = dal;
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BaseDal = dal;
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}
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/// <summary>
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/// 根据条件查询换电步序信息分页
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/// </summary>
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/// <param name="swapOrderStep"></param>
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/// <returns></returns>
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public PageResult<SwapOrderStepResp> QueryEqmFaultInfo(QuerySwapOrderStepReq swapOrderStep)
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{
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//创建一个空的表达式树
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Expression<Func<SwapOrderStep, bool>> where = null;
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//// 定义参数表达式
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ParameterExpression parameter = Expression.Parameter(typeof(SwapOrderStep), "u");
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if (swapOrderStep.Id!=0)
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{
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Expression<Func<SwapOrderStep, bool>> condition1Expr = u => u.Id == swapOrderStep.Id;
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where = condition1Expr;
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}
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if (swapOrderStep.Step != 0)
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{
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Expression<Func<SwapOrderStep, bool>> condition2Expr = u => u.Step == swapOrderStep.Step;
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where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrderStep, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
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}
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if (!string.IsNullOrEmpty(swapOrderStep.SwapOrderSn))
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{
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Expression<Func<SwapOrderStep, bool>> condition2Expr = u => u.SwapOrderSn == swapOrderStep.SwapOrderSn;
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where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrderStep, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
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}
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// 构建查询条件
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if (!string.IsNullOrEmpty(swapOrderStep.StepName))
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{
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Expression<Func<SwapOrderStep, bool>> condition2Expr = u => u.StepName == swapOrderStep.StepName;
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where = where == null ? condition2Expr : Expression.Lambda<Func<SwapOrderStep, bool>>(Expression.AndAlso(where.Body, condition2Expr.Body), parameter);
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}
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//查询
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return PageResult<SwapOrderStepResp>.ConvertPage(_swapOrderStepRepository.QueryIPageByCause(swapOrderStep, where));
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}
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} |