/*
 * @Author: 白哉
 * @Description:
 * @Date: 2025年06月06日 星期五 19:06:16
 * @Modify:
 */


using System;
using System.Collections.Generic;
using Logic.AI;
using NodeCanvas.Framework;
using ParadoxNotion.Design;
using RuntimeData;


namespace NodeCanvas.Tasks.Actions
{
    [Name("目标附近存在不满血的拥有Skill的友方单位")]
    [Category("AI节点")]
    [Serializable]
    public class AIParamAroundTargetSkillUnit : BaseActionTask
    {
        public SkillType TargetSkill;
        private static List<GridData> _aroundBuf;


        protected override string desc => $"目标点附近存在不满血的拥有 {TargetSkill} 的友方单位";
   

        protected override void OnExecute() 
        {
            base.OnExecute();
            // 直接从Blackboard获取AICalculatorData
            var data = blackboard.GetVariable<AICalculatorData>("Data");
            if (data?.value?.TargetParam.UnitData == null) 
            {
                EndAction(false);
                return;
            }

            for (int i = data.value.AIActions.Count - 1; i >= 0; i--)
            {
                var map = data.value.AIActions[i].Param.MapData;
                var selfUnit = data.value.AIActions[i].Param.UnitData;
                var targetGrid = data.value.AIActions[i].Param.GridData;
                _aroundBuf ??= new List<GridData>();
                _aroundBuf.Clear();
                map.GridMap.GetAroundGridData(1, 1, targetGrid, _aroundBuf);
                var hasTarget = false;
                foreach (var around in _aroundBuf)
                {
                    if (around == targetGrid) continue;
                    around.RealUnit(map, out var unit);
                    if (selfUnit == null || unit == null) continue;
                    if (!map.IsLeagueUnitByUnit(unit.Id, selfUnit.Id)) continue;
                    if (!unit.GetSkill(TargetSkill, out _)) continue;
                    if (unit.GetHealthRatio() >= 1) continue;
                    hasTarget = true;
                }

                if (hasTarget) continue;
                data.value.AIActions.RemoveAt(i);
            }
            
            EndAction(data.value.AIActions.Count > 0);
        }
    }
}