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117 行
2.9 KiB
117 行
2.9 KiB
using UnityEngine;
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using UnityEngine.Events;
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public class Damageable : MonoBehaviour
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{
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[Header("Health")]
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[SerializeField] private HealthConfigSO _healthConfigSO;
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[SerializeField] private HealthSO _currentHealthSO;
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[Header("Combat")]
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[SerializeField] private GetHitEffectConfigSO _getHitEffectSO;
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[SerializeField] private Renderer _mainMeshRenderer;
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[SerializeField] private DroppableRewardConfigSO _droppableRewardSO;
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[Header("Broadcasting On")]
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[SerializeField] private VoidEventChannelSO _updateHealthUI = default;
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[SerializeField] private VoidEventChannelSO _deathEvent = default;
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[Header("Listening To")]
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[SerializeField] private IntEventChannelSO _restoreHealth = default; //Getting cured when eating food
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public DroppableRewardConfigSO DroppableRewardConfig => _droppableRewardSO;
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//Flags that the StateMachine uses for Conditions to move between states
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public bool GetHit { get; set; }
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public bool IsDead { get; set; }
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public GetHitEffectConfigSO GetHitEffectConfig => _getHitEffectSO;
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public Renderer MainMeshRenderer => _mainMeshRenderer; //used to apply the hit flash effect
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public event UnityAction OnDie;
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private void Awake()
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{
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//If the HealthSO hasn't been provided in the Inspector (as it's the case for the player),
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//we create a new SO unique to this instance of the component. This is typical for enemies.
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if (_currentHealthSO == null)
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{
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_currentHealthSO = ScriptableObject.CreateInstance<HealthSO>();
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_currentHealthSO.SetMaxHealth(_healthConfigSO.InitialHealth);
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_currentHealthSO.SetCurrentHealth(_healthConfigSO.InitialHealth);
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}
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if (_updateHealthUI != null)
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_updateHealthUI.RaiseEvent();
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}
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private void OnEnable()
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{
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if(_restoreHealth != null)
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_restoreHealth.OnEventRaised += Cure;
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}
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private void OnDisable()
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{
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if(_restoreHealth != null)
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_restoreHealth.OnEventRaised -= Cure;
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}
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public void ReceiveAnAttack(int damage)
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{
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if (IsDead)
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return;
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_currentHealthSO.InflictDamage(damage);
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if (_updateHealthUI != null)
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_updateHealthUI.RaiseEvent();
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GetHit = true;
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if (_currentHealthSO.CurrentHealth <= 0)
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{
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IsDead = true;
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if (OnDie != null)
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OnDie.Invoke();
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if (_deathEvent != null)
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_deathEvent.RaiseEvent();
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_currentHealthSO.SetCurrentHealth(_healthConfigSO.InitialHealth);
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}
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}
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public void Kill()
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{
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ReceiveAnAttack(_currentHealthSO.CurrentHealth);
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}
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/// <summary>
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/// Called by the StateMachine action ResetHealthSO. Used to revive the Rock critters.
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/// </summary>
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public void Revive()
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{
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_currentHealthSO.SetCurrentHealth(_healthConfigSO.InitialHealth);
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if (_updateHealthUI != null)
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_updateHealthUI.RaiseEvent();
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IsDead = false;
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}
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/// <summary>
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/// Used for cure events, like eating food. Triggered by an IntEventChannelSO.
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/// </summary>
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private void Cure(int healthToAdd)
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{
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if (IsDead)
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return;
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_currentHealthSO.RestoreHealth(healthToAdd);
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if (_updateHealthUI != null)
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_updateHealthUI.RaiseEvent();
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}
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}
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