using TMPro;
using UnityEngine;
using UnityEngine.UI;
using DG.Tweening;
using DragonLi.Core;
using Common;
using BehaviorDesigner.Runtime;
using Mirror;

namespace Valheim
{
    public class BossUI : NetworkBehaviour
    {
        public GameObject found;
        public TextMeshProUGUI[] lvIcon;
        public Image[] lvIconBg;

        public Image blood1;

        public Image blood2;

        public State uiState;

        public FishGiant boss;
        public BehaviorTree behaviorTree;

        public void Start()
        {
            if (isServer)
            {
                // behaviorTree.RegisterEvent("FoundEnemy", FoundEnemyRpc);
                // behaviorTree.RegisterEvent("Back", BackRpc);
                behaviorTree.RegisterEvent("Ghost", GhostRpc);
            }
            uiState.StateChange(2);
        }

        public void Update()
        {
            if (isClient)
            {
                if (boss.bossState == BossState.Idle)
                {
                    uiState.StateChange(1);
                }

                // 亮出完整ui时，更新等级和血量
                if (uiState.nowState == 1)
                {
                    LvChange(boss.lvl);
                    HpChange(boss.health, boss.OriginHealth);
                }
                // 不完整ui，更新等级
                else if (uiState.nowState == 2)
                {
                    LvChange(boss.lvl);
                }
            }
        }

        [ClientRpc]
        public void GhostRpc()
        {
            // 隐藏ui
            uiState.StateChange(0);
        }

        public void LvChange(int lv)
        {
            for (int i = 0; i < lvIconBg.Length; i++)
            {
                lvIconBg[i].sprite = Resources.Load<Sprite>($"BloodIcon/Enemy/lvl{lv}");
                lvIcon[i].text = $"<sprite={lv}>";
            }
        }

        public void HpChange(float currentBlood, float totalBlood)
        {
            float value = currentBlood / totalBlood;
            DOTween.To(() => blood2.fillAmount, x => blood2.fillAmount = x, value, 0.5f);
            blood1.fillAmount = value;
        }
    }
}