using System.Threading.Tasks;
using Cysharp.Threading.Tasks;
using UnityEngine;

namespace Animations
{
    public class AsyncTween : MonoBehaviour
    {
        private async void Start()
        {
            await Animate();
            
            // transform.position = await AnimateTask(transform.forward);
        }

        private async Task Animate()
        {
            float time = 0.0f;

            while (time < 1.0f)
            {
                transform.position = Vector3.Lerp(Vector3.zero, transform.forward * 5.0f, time);
                transform.localScale = Vector3.Lerp(Vector3.one, Vector3.one * 2.0f, time);
                // await Task.Yield(); // wait for next frame
                await UniTask.DelayFrame(1); // wait for next frame
                time += Time.deltaTime;
            }
        }

        private async Task<Vector3> AnimateTask(Vector3 forward)
        {
            float time = 0.0f;
            
            Vector3 position = Vector3.zero;

            while (time < 1.0f)
            {
                position = Vector3.Lerp(Vector3.zero, transform.forward * 5.0f, time);
                await Task.Yield(); // wait for next frame
                time += Time.deltaTime;
            }
            
            return position;
        }
    }
}