namespace Yw.Model.Health
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{
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/// <summary>
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///
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/// </summary>
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public class AutoEvaluationItem : JsonList<AutoEvaluationItem>
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{
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/// <summary>
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/// 下限
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/// </summary>
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public double? MinValue { get; set; }
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/// <summary>
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/// 上限
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/// </summary>
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public double? MaxValue { get; set; }
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/// <summary>
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/// 表达式（计算表达式）
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/// </summary>
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public string Expression { get; set; }
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/// <summary>
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/// 评价
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/// </summary>
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public bool Evaluate(double value, out double outValue)
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{
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outValue = value;
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if (MinValue.HasValue)
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{
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if (value < MinValue.Value)
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return false;
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}
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if (MaxValue.HasValue)
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{
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if (value > MaxValue.Value)
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return false;
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}
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if (string.IsNullOrEmpty(Expression))
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return false;
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try
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{
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outValue = DynamicExpresso.Calculator.Eval(this.Expression, value);
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return true;
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}
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catch
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{
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return false;
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}
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}
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}
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}
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