McpStringParameterAttribute.cs

using System;
using System.Collections.Generic;
 
namespace Waher.Networking.HTTP.Mcp.Model.Attributes
{
    [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.ReturnValue |
        AttributeTargets.Property | AttributeTargets.Field, 
        Inherited = true, AllowMultiple = false)]
    public class McpStringParameterAttribute : McpParameterAttribute
    {
        public McpStringParameterAttribute(string? Title, string? Description)
            : base(Title, Description)
        {
            this.MinLength = null;
            this.MaxLength = null;
        }
 
        public McpStringParameterAttribute(string? Title, string? Description,
            int MaxLength)
            : base(Title, Description)
        {
            this.MinLength = null;
            this.MaxLength = MaxLength;
        }
 
        public McpStringParameterAttribute(string? Title, string? Description,
            int MinLength, int MaxLength)
            : base(Title, Description)
        {
            this.MinLength = MinLength;
            this.MaxLength = MaxLength;
        }
 
        public int? MinLength { get; }
 
        public int? MaxLength { get; }
 
        public override void Annotate(Dictionary<string, object?> Schema)
        {
            base.Annotate(Schema);
 
            if (this.MinLength.HasValue)
                Schema["minLength"] = this.MinLength.Value;
 
            if (this.MaxLength.HasValue)
                Schema["maxLength"] = this.MaxLength.Value;
        }
 
        public override void GetHtmlInputAttributes(Dictionary<string, string> Attributes)
        {
            if (this.MinLength.HasValue)
                Attributes["minlength"] = this.MinLength.ToString();
 
            if (this.MaxLength.HasValue)
                Attributes["maxlength"] = this.MaxLength.ToString();
        }
    }
}