26 lines
1021 B
26 lines
1021 B
using System;
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using System.Data.Entity.ModelConfiguration.Configuration;
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using System.Data.Entity.ModelConfiguration.Conventions;
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namespace ChangKeTec.Wms.Models
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{
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/// <summary>
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/// 用于modelBuilder全局设置自定义精度属性
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/// </summary>
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public class DecimalPrecisionAttributeConvention
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: PrimitivePropertyAttributeConfigurationConvention<DecimalPrecisionAttribute>
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{
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public override void Apply(ConventionPrimitivePropertyConfiguration configuration, DecimalPrecisionAttribute attribute)
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{
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if (attribute.Precision < 1 || attribute.Precision > 38)
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{
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throw new InvalidOperationException("Precision must be between 1 and 38.");
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}
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if (attribute.Scale > attribute.Precision)
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{
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throw new InvalidOperationException("Scale must be between 0 and the Precision value.");
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}
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configuration.HasPrecision(attribute.Precision, attribute.Scale);
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}
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}
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}
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