Gen_Hack-and-Slash-Roguelite/Client/Assets/Scripts/UI/NanorobotsHPUI.cs

using System;
using System.Collections.Generic;
using Base;
using Entity;
using Managers;
using UnityEngine;

namespace UI
{
    public class NanorobotsHPUI:MonoBehaviour,ITickUI
    {
        public BarUI hpBar;
        public List<Entity.Entity> nanorobots;
        public string nanorobotAffiliation;

        private void Start()
        {
            EntityManager.Instance.OnCreateEntity += OnCreateEntity;
            nanorobotAffiliation = Configs.ConfigManager.Instance.GetValue<string>("NanorobotsAffiliation");
        }

        private void OnDestroy()
        {
            EntityManager.Instance.OnCreateEntity -= OnCreateEntity;
        }

        private void OnEnable()
        {
            Clock.AddTickUI(this);
        }

        private void OnDisable()
        {
            Clock.RemoveTickUI(this);
        }

        public void TickUI()
        {
            float totalHP = 0;
            float remainHP = 0;
            foreach (var entity in nanorobots)
            {
                remainHP += entity.AttributesNow.health;
                totalHP += entity.BaseAttributes.health;
            }

            if (totalHP == 0)
            {
                hpBar.Progress = 1;
            }
            else
            {
                hpBar.Progress = remainHP / totalHP;
            }
        }
        private void OnCreateEntity(Entity.Entity entity)
        {
            if (entity.affiliation == nanorobotAffiliation)
            {
                nanorobots.Add(entity);
                entity.OnEntityDiedEvent += OnDied;
            }
        }

        private void OnDied(Entity.Entity entity)
        {
            nanorobots.Remove(entity);
        }
    }
}