using System;
using System.Collections.Generic;
using System.Threading;
using Cysharp.Threading.Tasks;
using DG.Tweening;
using Game.Pathfinding;
using Sirenix.OdinInspector;
using UnityEngine;

namespace Game.Boss;

public class BossInfo : MonoBehaviour
{
    [SerializeField] [ReadOnly] private IBoss _boss;
    [SerializeField] private float speed = 1f;
    private Animator _animator;
    private static readonly int _kill = Animator.StringToHash("Kill");

    private void Awake()
    {
        this._animator = this.GetComponent<Animator>();
        this._animator.enabled = false;
    }

    public void SetPlayer(IBoss boss)
    {
        this._boss = boss;
        this.gameObject.name = this._boss.name;
    }

    public async UniTask<bool> MoveAsync(List<WayPoint> wayPoint, Vector2 endPos, CancellationToken token)
    {
        // enter this room
        foreach (var point in wayPoint)
        {
            await this.MoveAsync(point.position, token);
        }

        // enter room a point
        await this.MoveAsync(endPos, token);

        return true;
    }

    public async UniTask<bool> MoveAsync(List<WayPoint> wayPoint, CancellationToken token)
    {
        // enter this room
        foreach (var point in wayPoint)
        {
            await this.MoveAsync(point.position, token);
        }

        // enter room a point
//        await this.MoveAsync(endPos, token);

        return true;
    }

    async UniTask MoveAsync(Vector2 endPos, CancellationToken token)
    {
        var distance = Vector3.Distance(this.transform.position, endPos);
        var time = distance / this.speed;

        this.transform.DOMove(endPos, time).SetEase(Ease.Linear);
        float delayTimeSpan = time * 1000;
        await UniTask.Delay((int)delayTimeSpan); // (int)delayTimeSpan

        Debug.Log($"time is {time}, await time is {delayTimeSpan}");
    }

    public async UniTask Kill(CancellationToken token)
    {
        if (this._animator != null)
            this._animator.SetTrigger(_kill);
        await UniTask.Delay(500);
    }

    public void Dispose()
    {
        this._animator = null;
        this._boss = null;
        GameObject.DestroyImmediate(this.gameObject);
    }
}