using DG.Tweening;
using System.Threading.Tasks;
using UnityEngine;
using UnityEngine.AddressableAssets;
using UnityEngine.Splines;

public class FishCome : MonoBehaviour
{
    public Animator animator;
    public SplineAnimate ssplineAnimate;
    public Transform FishAnimationRoot;
    GameObject splinesRoot;
    FishComeSplines fishComeSplines;
    float posY;
    private void Awake()
    {
        ssplineAnimate.enabled = false;
    }
    public async void LoadSplines(string splinesRootName)
    {
        splinesRoot = await Addressables.InstantiateAsync(splinesRootName, transform.parent).Task;
        splinesRoot.transform.localPosition = Vector3.up * posY;
        fishComeSplines = splinesRoot.GetComponent<FishComeSplines>();
    }
    public void SetPosY(float y)
    {
        posY = y;
        var pos = transform.position;
        transform.position = new Vector3(pos.x, y, pos.z);
        splinesRoot.transform.position = new Vector3(0, y, 0);
    }
    public void FishComeMove(float speed)
    {
        if (fishComeSplines != null)
        {
            SplineContainer[] splineContainers = fishComeSplines.splineContainers;
            if (splineContainers == null || splineContainers.Length < 1)
            {
                return;
            }
            ssplineAnimate.MaxSpeed = speed;
            ssplineAnimate.Container = splineContainers[Random.Range(0, splineContainers.Length)];
            ssplineAnimate.enabled = true;
            ssplineAnimate.Restart(true);
            ssplineAnimate.Play();
        }
    }
    public float UIEatMove(float speed, SplineContainer splineContainer)
    {
        ssplineAnimate.MaxSpeed = speed;
        //SplineContainer splineContainer = UIEatSplines[Random.Range(0, UIEatSplines.Length)];
        ssplineAnimate.Container = splineContainer;
        ssplineAnimate.enabled = true;
        ssplineAnimate.Restart(false);
        ssplineAnimate.Play();
        return splineContainer.CalculateLength() / speed;
    }
    public async Task FishEatMove(float speed)
    {
        if (fishComeSplines == null)
        {
            return;
        }
        SplineContainer[] UIEatSplines = fishComeSplines.UIEatSplines;
        if (UIEatSplines == null || UIEatSplines.Length < 1)
        {
            return;
        }
        SplineContainer splineContainer;
        if (ssplineAnimate.IsPlaying)
        {
            FishComeStop();
            Vector3 position = transform.position;
            splineContainer = UIEatSplines[0];
            Spline spline = splineContainer[0];
            Vector3 initialPosition = spline[0].Position;
            float distance = Vector3.Distance(initialPosition, position);
            SplineContainer splineContainer1;
            Spline spline1;
            Vector3 initialPosition1;
            float distance1;
            for (int i = 1; i < UIEatSplines.Length; i++)
            {
                splineContainer1 = UIEatSplines[i];
                spline1 = splineContainer1[0];
                initialPosition1 = spline1[0].Position;
                distance1 = Vector3.Distance(initialPosition1, position);
                if (distance1 < distance)
                {
                    distance = distance1;
                    splineContainer = splineContainer1;
                    initialPosition = initialPosition1;
                }
            }
            initialPosition += fishComeSplines.transform.position;
            Quaternion rotation11 = Quaternion.LookRotation(transform.position - initialPosition);
            float time11 = distance / speed;
            transform.DORotateQuaternion(rotation11, 0.1f);
            transform.DOLocalMove(initialPosition, time11);
            await new WaitForSeconds(time11);
        }
        else
        {
            splineContainer = UIEatSplines[Random.Range(0, UIEatSplines.Length)];
        }
        float time = UIEatMove(speed, splineContainer);
        if (time > 4)
        {
            time = 4;
        }
        await new WaitForSeconds(time);
    }
    public void FishComeStop()
    {
        animator.Play("Idle01");
        ssplineAnimate.enabled = false;
    }
}