ShrlAlgoToolkit/ShrlAlgoToolkit.RevitAddins/Common/Attributes/MaximumAttribute.cs

using System.ComponentModel.DataAnnotations;

namespace ShrlAlgoToolkit.RevitAddins.Common.Attributes;

[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter)]
public sealed class MaximumAttribute : ValidationAttribute
{
	public MaximumAttribute(double maxValue = 0)
	{
		MaxValue = maxValue;
	}

	public double MaxValue { get; }

	protected override ValidationResult IsValid(object value, ValidationContext validationContext)
	{
		return double.TryParse(value.ToString(), out var d) && d <= MaxValue ? ValidationResult.Success : new ValidationResult($"输入值超出范围，最大值应为{MaxValue}");
	}
}