119 lines
4.1 KiB
C#
119 lines
4.1 KiB
C#
using System.Collections.Generic;
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using Sirenix.OdinInspector;
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using UnityEngine;
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namespace DDD
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{
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public class RestaurantCharacterInteraction : MonoBehaviour, IInteractor, IEventHandler<RestaurantInteractionEvent>
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{
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[SerializeField, ReadOnly] protected Collider[] _nearColliders = new Collider[10];
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protected IInteractable _nearestInteractable;
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protected IInteractable _previousInteractable;
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protected IInteractable _interactingTarget;
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protected float _interactHeldTime;
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protected bool _isInteracting;
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protected float _interactionRadius = 1f;
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protected LayerMask _interactionLayerMask = (LayerMask)(-1);
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private Dictionary<InteractionType, IInteractionSolver> _cachedSolvers = new();
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protected virtual void Start() { }
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protected virtual void Update()
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{
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_nearestInteractable = GetNearestInteractable();
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if (_nearestInteractable != _previousInteractable)
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{
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_previousInteractable = _nearestInteractable;
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OnNearestInteractableChanged(_nearestInteractable);
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}
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if (_isInteracting)
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{
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if (_nearestInteractable != _interactingTarget)
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{
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ResetInteractionState();
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return;
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}
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_interactHeldTime += Time.deltaTime;
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float requiredHoldTime = _interactingTarget.GetRequiredHoldTime();
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float ratio = Mathf.Clamp01(_interactHeldTime / requiredHoldTime);
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if (_interactHeldTime >= requiredHoldTime)
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{
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_isInteracting = false;
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_interactingTarget.OnInteracted(this);
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_interactingTarget = null;
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OnInteractionCompleted();
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}
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OnInteractionHoldProgress(ratio);
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}
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}
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protected virtual void OnDestroy() { }
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protected virtual void OnNearestInteractableChanged(IInteractable newTarget) { }
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protected virtual void OnInteractionHoldProgress(float ratio) { }
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protected virtual void OnInteractionCompleted() { }
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protected void ResetInteractionState()
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{
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_isInteracting = false;
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_interactingTarget = null;
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_interactHeldTime = 0f;
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OnInteractionHoldProgress(0f);
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}
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protected IInteractable GetNearestInteractable()
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{
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int colliderCount = Physics.OverlapSphereNonAlloc(transform.position, _interactionRadius, _nearColliders, _interactionLayerMask);
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float closestDistance = float.MaxValue;
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IInteractable closest = null;
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for (int i = 0; i < colliderCount; i++)
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{
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var col = _nearColliders[i];
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if (col.TryGetComponent<IInteractable>(out var interactable) == false || interactable.CanInteract() == false) continue;
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var type = interactable.GetInteractionType();
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if (ContainTypeToSolver(type, out var solver) == false || solver.CanExecuteInteraction() == false) continue;
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float distance = Vector3.Distance(transform.position, col.transform.position);
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if (distance < closestDistance)
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{
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closestDistance = distance;
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closest = interactable;
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}
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}
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return closest;
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}
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public virtual void Invoke(RestaurantInteractionEvent evt) { }
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public GameObject GetInteractorGameObject() => gameObject;
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private bool ContainTypeToSolver(InteractionType type, out IInteractionSolver solver)
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{
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if (_cachedSolvers.TryGetValue(type, out solver)) return solver != null;
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solver = null;
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if (!RestaurantInteractionEventSolvers.TypeToSolver.TryGetValue(type, out var solverType)) return false;
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if (!TryGetComponent(solverType, out var component)) return false;
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solver = component as IInteractionSolver;
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_cachedSolvers[type] = solver;
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return solver != null;
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}
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}
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}
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