using System;

namespace Deltares.Standard.Specifications
{
    public class LessThanOrEqualToSpecification<TCandidate, TValue> : ValueBoundSpecification<TCandidate, TValue> where TValue : IComparable
    {
        public LessThanOrEqualToSpecification(string attributeName, TValue attributeValue)
            : base(attributeName, attributeValue)
        {
        }

        public override bool IsSatisfiedBy(TCandidate candidate)
        {
            var actual = this.GetCandidateTValue(candidate) as IComparable;
            return (actual.CompareTo(this.AttributeValue) <= 0);
        }
    }
}