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Packages/Runtime~/Unity/Common/Scripts/Sensor/Smart/SmartTargetSensor.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Cysharp.Threading.Tasks;
+#if UNITY_EDITOR
+using UnityEditor;
+using UnityEditor.UIElements;
+#endif
+using UnityEngine;
+using UnityEngine.UIElements;
+
+namespace BITKit.Sensors
+{
+	/// <summary>
+	/// 智能目标传感器,根据条件,智能选择目标
+	/// </summary>
+	public class SmartTargetSensor :MonoBehaviour,ISensor,IAction
+	{
+		/// <summary>
+		/// 自动更新
+		/// </summary>
+		[Header(Constant.Header.Settings)]
+		[SerializeField] private bool autoUpdate;
+		
+		/// <summary>
+		/// 目标有效性验证
+		/// </summary>
+		[Header(Constant.Header.Providers)]
+		[SerializeField,SerializeReference,SubclassSelector] private IValidityProvider validityProvider;
+
+		/// <summary>
+		/// 主传感器
+		/// </summary>
+		[Header(nameof(Sensor))]
+		[SerializeField,SerializeReference,SubclassSelector] private ISensor sensor;
+		
+		#if UNITY_EDITOR
+		[Header(Constant.Header.Debug)]
+		[SerializeField] private Transform sensorTransform;
+		#endif
+
+		public IEnumerable<Transform> Get() =>CurrentTarget is not null ? new[] { CurrentTarget }:Enumerable.Empty<Transform>();
+		public bool IsValid(Collider _collider) =>validityProvider?.IsValid(_collider) ?? true;
+		public float GetDistance() => sensor.GetDistance();
+		public Transform CurrentTarget { get; private set; }
+		private readonly List<Transform> detected = new();
+
+		public async UniTask Execute()
+		{
+			await sensor.Execute();
+			var _detected = sensor.Get().ToList();
+			if (_detected.Contains(CurrentTarget))
+			{
+				if (detected.Count is 1 && detected[0] == CurrentTarget)
+				{
+				}
+				else
+				{
+					detected.Clear();
+					detected.Add(CurrentTarget);
+				}
+
+				return;
+			}
+			CurrentTarget = _detected
+				.Where(_transform => IsValid(_transform.GetComponent<Collider>()))
+				.OrderBy(_transform => Vector3.Distance(transform.position, _transform.position))
+				.FirstOrDefault();
+		}
+
+		private void Update()
+		{
+			if(autoUpdate)Execute().Forget();
+		}
+
+		void IAction.Execute()
+		{
+			Execute().Forget();
+		}
+		#if UNITY_EDITOR
+		private void OnDrawGizmosSelected()
+		{
+			if (CurrentTarget is null) return;
+			Gizmos.DrawLine(sensorTransform.position,CurrentTarget.position);
+		}
+#endif
+	}
+	#if UNITY_EDITOR
+	[CustomEditor(typeof(SmartTargetSensor))]
+	public class SmartTargetSensorInspector:BITInspector<SmartTargetSensor>
+	{
+		private ObjectField _objectField;
+		public override VisualElement CreateInspectorGUI()
+		{
+			FillDefaultInspector();
+			 
+			CreateSubTitle("Editor Debug Field");
+
+			_objectField = root.Create<ObjectField>();
+			
+			_objectField.objectType = typeof(Transform);
+
+			_objectField.SetEnabled(false);
+			
+			return root;
+		}
+
+		protected override void OnUpdate()
+		{
+			if (_objectField is not null)
+			{
+				_objectField.value = agent.CurrentTarget;
+			}
+		}
+	}
+	#endif
+}

Packages/Runtime~/Unity/Common/Scripts/Sensor/Smart/SmartTargetSensor.cs.meta

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