ScriptQueryNode.cs

using System.Threading.Tasks;
using Waher.Runtime.Language;
using Waher.Things.Attributes;
using Waher.Things.Virtual;
 
namespace Waher.Things.Script
{
    public class ScriptQueryNode : ScriptCommandNodeBase
    {
        public ScriptQueryNode()
            : base()
        {
        }
 
        [Page(2, "Script", 100)]
        [Header(90, "Query script:")]
        [ToolTip(91, "Script that gets evaluated when then query is executed.")]
        [Text(TextPosition.AfterField, 92, "Script that is evaluated when query is executed. Use the \"this\" variable to refer to the script node publishing the query. The \"Query\" variable will contain the current state of the query, while the \"Language\" variable contains the selected language.")]
        [ContentType("application/x-webscript")]
        [Required]
        public string[] QueryScript
        {
            get => this.script;
            set
            {
                this.script = value;
                this.parsedScript = null;
            }
        }
 
        public override Task<string> GetTypeNameAsync(Language Language)
        {
            return Language.GetStringAsync(typeof(ScriptNode), 93, "Script Query");
        }
 
        public override async Task<ICommand> GetCommand(VirtualNode Node)
        {
            return new ScriptQuery(Node, this, await this.GetParameters(Node));
        }
    }
}