Hasebe/Assets/Code/OfficeGame/Player/LocationTransitionState.cs

using Code.Infrastructure.Camera;
using Code.Infrastructure.Camera.CameraStates;
using Cysharp.Threading.Tasks;
using LitMotion;
using LitMotion.Extensions;
using UnityEngine;

namespace Code.OfficeGame.Player
{
    [Infrastructure.Generators.State(typeof(CameraMode), typeof(CameraStateMachineContext), ManualInherit = true)]
    public partial class LocationTransitionState : BaseCameraState
    {
        public void SetTarget(Transform target)
        {
            _target = target;
            Context.cameraLoadedData.Camera.transform.position = _target.position;
            Context.cameraLoadedData.Camera.transform.rotation = _target.rotation;
        }

        private Transform _target;
        private float _smoothTime = 0.15f;
        private Vector3 _velocity;

        public LocationTransitionState(CameraStateMachineContext context) : base(context)
        {
        }

        public override CameraMode MyState => CameraMode.LocationTransition;

        public override UniTask EnterState()
        {
            return UniTask.CompletedTask;
        }

        public override async UniTask ExitState()
        {
            await UniTask.WaitUntil(() => _target);
            
            var taskPosition = LMotion
                .Create(Context.cameraLoadedData.Camera.transform.position, _target.position, 0.5f)
                .BindToPosition(Context.cameraLoadedData.Camera.transform)
                .ToUniTask();
            
            var taskRotation = LMotion
                .Create(Context.cameraLoadedData.Camera.transform.rotation, _target.rotation, 0.5f)
                .BindToRotation(Context.cameraLoadedData.Camera.transform)
                .ToUniTask();
            
            await UniTask.WhenAll(taskPosition, taskRotation);

            _target = null;
        }

        public override void Update()
        {
        }

        public override void LateUpdate()
        {
        }
    }
}