using System;
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using UnityEngine;
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using KTGMGemClient;
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using TowerDefense.Agents;
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namespace Core.Health
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{
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/// <summary>
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/// Abstract class for any MonoBehaviours that can take damage
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/// 任何会受到伤害的MonoBehaviour的抽象类
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/// </summary>
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public class DamageableBehaviour : MonoBehaviour
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{
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/// <summary>
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/// The Damageable object
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/// </summary>
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public Damageable configuration;
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/// <summary>
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/// Gets whether this <see cref="DamageableBehaviour" /> is dead.
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/// </summary>
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/// <value>True if dead</value>
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public bool isDead
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{
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get { return configuration.isDead; }
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}
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/// <summary>
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/// The position of the transform
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/// </summary>
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public virtual Vector3 position
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{
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get { return transform.position; }
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}
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/// <summary>
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/// 获取当前Agent对应的HealthValue.
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/// </summary>
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public float healthVal
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{
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get { return this.configuration.currentHealth; }
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}
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/// <summary>
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/// Occurs when damage is taken
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/// </summary>
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public event Action<HitInfo> hit;
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/// <summary>
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/// Event that is fired when this instance is removed, such as when pooled or destroyed
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/// </summary>
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public event Action<DamageableBehaviour> removed;
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/// <summary>
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/// Event that is fired when this instance is killed
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/// </summary>
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public event Action<DamageableBehaviour> died;
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/// <summary>
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/// Takes the damage and also provides a position for the damage being dealt
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/// </summary>
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/// <param name="damageValue">Damage value.</param>
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/// <param name="damagePoint">Damage point.</param>
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/// <param name="alignment">Alignment value</param>
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/// <param name="attributeId">标注产生伤害的塔位属性ID</param>
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public virtual void TakeDamage(float damageValue, Vector3 damagePoint, IAlignmentProvider alignment, int attributeId = 0)
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{
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HealthChangeInfo info = new HealthChangeInfo();
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info.attributeId = attributeId;
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configuration.TakeDamage(damageValue, alignment, ref info);
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var damageInfo = new HitInfo(info, damagePoint);
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EventCenter.Ins.BroadCast((int)KTGMGemClient.EventType.EndlessAgentTaskDamage, damageInfo.healthChangeInfo.absHealthDifference);
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if (attributeId == 0)
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EventCenter.Ins.BroadCast((int)KTGMGemClient.EventType.EndlessOneHit);
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if (hit != null)
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{
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hit(damageInfo);
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}
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}
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protected virtual void Awake()
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{
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configuration.Init();
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configuration.died += OnConfigurationDied;
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}
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/// <summary>
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/// Kills this damageable
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/// </summary>
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protected virtual void Kill()
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{
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HealthChangeInfo healthChangeInfo = new HealthChangeInfo();
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configuration.TakeDamage(configuration.currentHealth, null, ref healthChangeInfo);
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}
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/// <summary>
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/// Removes this damageable without killing it
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/// </summary>
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public virtual void Remove()
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{
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// Set health to zero so that this behaviour appears to be dead. This will not fire death events
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configuration.SetHealth(0);
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OnRemoved();
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}
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/// <summary>
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/// Fires kill events
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/// </summary>
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protected virtual void OnDeath()
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{
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if (died != null)
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{
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died(this);
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}
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}
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/// <summary>
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/// Fires the removed event
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/// </summary>
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protected void OnRemoved()
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{
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if (removed != null)
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{
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removed(this);
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}
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}
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public virtual bool isAgent()
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{
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return false;
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}
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public virtual void PlayDeath()
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{
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return;
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}
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/// <summary>
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/// Event fired when Damageable takes critical damage
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/// </summary>
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void OnConfigurationDied(HealthChangeInfo changeInfo)
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{
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OnDeath();
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if (!this.isAgent())
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Remove();
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else
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this.PlayDeath();
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}
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}
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}
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