using System.Linq.Expressions;
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namespace CMS.Plugin.HIAWms.Domain.WmsPlaces
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{
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/// <summary>
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/// WmsPlace规约
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/// </summary>
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public class WmsPlaceSpecification : Volo.Abp.Specifications.Specification<WmsPlace>
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{
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private readonly string _placeNo;
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/// <summary>
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/// Initializes a new instance of the <see cref="WmsPlaceSpecification"/> class.
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/// </summary>
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public WmsPlaceSpecification()
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{
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="WmsPlaceSpecification"/> class.
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/// </summary>
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/// <param name="placeNo">The name.</param>
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public WmsPlaceSpecification(string placeNo = null)
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{
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_placeNo = placeNo;
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}
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/// <inheritdoc />
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public override Expression<Func<WmsPlace, bool>> ToExpression()
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{
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Expression<Func<WmsPlace, bool>> expression = c => 1 == 1;
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if (_placeNo != null)
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{
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expression = expression.And(c => c.PlaceNo == _placeNo);
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}
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return expression;
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}
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}
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}
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