using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using XWFramework.UI;
namespace Level1
{
    public class PlayerController : MonoBehaviour
    {
        Animator animator;
        public Transform endWalkPos;
        public Transform endRunPos;
        public Transform man;
        Queue<IEnumerator> queue = new Queue<IEnumerator>();
        bool finishFlag = true;
        private void Awake()
        {
            animator = GetComponentInChildren<Animator>();
            GameManager.StartGame += WalkAndSquat;
        }
        public void WalkAndSquat()
        {
            queue.Enqueue(MovePosByWalk(transform, endWalkPos.position, 2));
            queue.Enqueue(MovePosByRun(transform, endRunPos.position, 3f));
            queue.Enqueue(Squat(transform, man));
            StartCoroutine(StartQueue());
        }

        IEnumerator MovePosByWalk(Transform ts, Vector3 targetPos, float speed)
        {
            animator.SetBool("Walk", true);
            while (true)
            {
                yield return new WaitForFixedUpdate();
                Vector3 moveDir = (targetPos - ts.position).normalized;
                ts.position += moveDir * Time.fixedDeltaTime * speed;
                Quaternion targetRotation = Quaternion.LookRotation(targetPos - ts.position);
                ts.rotation = Quaternion.Lerp(ts.rotation, targetRotation, 0.01f);
                if (Vector3.Distance(ts.position, targetPos) <= 0.1)
                {
                    ts.position = targetPos;
                    animator.SetBool("Walk", false);
                    finishFlag = true;
                    yield break;
                }
            }
        }

        IEnumerator MovePosByRun(Transform ts, Vector3 targetPos, float speed)
        {
            animator.SetBool("Run", true);
            while (true)
            {
                yield return new WaitForFixedUpdate();
                Vector3 moveDir = (targetPos - ts.position).normalized;
                ts.position += moveDir * Time.fixedDeltaTime * speed;
                Quaternion targetRotation = Quaternion.LookRotation(targetPos - ts.position);
                ts.rotation = Quaternion.Lerp(ts.rotation, targetRotation, 0.02f);
                if (Vector3.Distance(ts.position, targetPos) <= 0.1)
                {
                    ts.position = targetPos;
                    animator.SetBool("Run", false);
                    finishFlag = true;
                    yield break;
                }
            }
        }

        IEnumerator Squat(Transform my, Transform ts)
        {
            transform.position = endRunPos.position;
            transform.localEulerAngles = new Vector3(0, 270, 0);
            animator.SetTrigger("Squat");
            transform.position -= Vector3.up * 0.2f;
            finishFlag = true;
            yield return null;
        }



        IEnumerator StartQueue()
        {
            while (true)
            {
                if (queue.Count!=0)
                {
                    finishFlag = false;
                    StartCoroutine(queue.Dequeue()); 
                    yield return null;
                }
                else
                { 
                    GameManager.Instance.PlayerArrive();
                    yield break;
                }
                yield return new WaitUntil(() => { return finishFlag; });
            }
        }
    }
}