character-system/Runtime/CombatSystem/DamageEmitter.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Sirenix.OdinInspector;
using KairoEngine.Core;
using KairoEngine.SFX;
using KairoEngine.Inventory;

namespace KairoEngine.CharacterSystem
{
    public class DamageEmitter : MonoBehaviour
    {
        public string title = "Damager";
        public int damage = 1;
        public int armorPiercing = 0;

        public float attackTime = 0.8f;

        public CharacterController character;

        public SFXGroup hitSFXGroup;

        private CharacterController damagingTarget;
        private float counter = 0f;

        void Update()
        {
            if(damagingTarget != null)
            {
                counter += Time.deltaTime;
                if(counter > attackTime)
                {
                    counter = 0f;
                    damagingTarget = null;
                } 
            }
        }

        public void OnTriggerEnter(Collider collider)
        {
            if(this.enabled == false) return;
            //Debug.Log("Damaging " + collider.gameObject.name);
            Vector3 point = new Vector3();
            point = collider.ClosestPoint(transform.position);
            CharacterController targetCharacter = collider.gameObject.transform.root.GetComponent<WorldObject>()?.character;
            if(targetCharacter != null)
            {
                if(targetCharacter == character || targetCharacter == damagingTarget) return;
                if(damagingTarget == null) damagingTarget = targetCharacter;
                if(targetCharacter.damageController != null)
                {
                    targetCharacter.damageController.Damage(this, point);
                }
            }
            if(collider.material != null) hitSFXGroup.Play(collider.material, point);
        }
    }
}