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

118 lines
2.8 KiB
C#

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
}