using System.Text.RegularExpressions;
using Opsive.BehaviorDesigner.Runtime.Tasks;
using Opsive.BehaviorDesigner.Runtime.Tasks.Conditionals;
using Opsive.GraphDesigner.Runtime.Variables;
using Opsive.Shared.Utility;
using UnityEngine;

namespace Cielonos.MainGame.Characters.AI
{
    [Category("SLS Utilities")]
    [Description("Checks a string value against a specified condition.")]
    public class CheckString : Conditional
    {
        public SharedVariable<string> targetString;

        [Header("Full Match")] 
        public bool isFullMatch;
        public string matchString;
        
        [Header("Contains")]
        public bool isContains;
        public string containsString;
        
        [Header("Regex Match")]
        public bool isRegexMatch;
        public string regexPattern;

        public override TaskStatus OnUpdate()
        {
            string value = targetString.Value;
            
            if (isFullMatch && value == matchString)
            {
                return TaskStatus.Success;
            }
            
            if (isContains && value.Contains(containsString))
            {
                return TaskStatus.Success;
            }
            
            if (isRegexMatch)
            {
                try
                {
                    if (Regex.IsMatch(value, regexPattern))
                    {
                        return TaskStatus.Success;
                    }
                }
                catch (System.Exception e)
                {
                    Debug.LogError($"Regex pattern error: {e.Message}");
                }
            }
            
            return TaskStatus.Failure;
        }
    }
}