McpMultiSelectParameterAttribute.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 McpMultiSelectParameterAttribute : McpParameterAttribute
    {
        public McpMultiSelectParameterAttribute(string? Title, string? Description)
            : base(Title, Description)
        {
            this.MinItems = null;
            this.MaxItems = null;
        }
 
        public McpMultiSelectParameterAttribute(string? Title, string? Description,
            int? MinItems, int? MaxItems)
            : base(Title, Description)
        {
            this.MinItems = MinItems;
            this.MaxItems = MaxItems;
        }
 
        public int? MinItems { get; }
 
        public int? MaxItems { get; }
 
        public override void Annotate(Dictionary<string, object?> Schema)
        {
            base.Annotate(Schema);
 
            Schema["type"] = "array";
 
            if (this.MinItems.HasValue)
                Schema["minItems"] = this.MinItems.Value;
 
            if (this.MaxItems.HasValue)
                Schema["maxItems"] = this.MaxItems.Value;
        }
    }
}