using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace Beyond
{
    public class RotateCameraStep : MonoBehaviour //could be an interface and just use generic methods like start validate end etc
    {
        [SerializeField]
        private Camera mainCam;

        private bool hasSetXInput = false, hasSetYInput = false;

        public BaseStepController baseStepController;

        private float initialXRotation, initialYRotation;

        private Transform cameraTransform;

        private void Awake()
        {
            if (mainCam)
            {
                cameraTransform = mainCam.transform;
            }
            else
            {
                return;
            }
            baseStepController.OnEvaluationStart += () => { StartCoroutine(WaitForXCameraInput()); StartCoroutine(WaitForYCameraInput()); };
            baseStepController.ConditionsAreMet += () => hasSetXInput && hasSetYInput;
        }

        private IEnumerator WaitForXCameraInput()
        {
            initialXRotation = cameraTransform.rotation.eulerAngles.x;
            yield return new WaitUntil(() => cameraTransform.rotation.eulerAngles.x != initialXRotation);
            hasSetXInput = true;
        }

        private IEnumerator WaitForYCameraInput()
        {
            initialYRotation = cameraTransform.rotation.eulerAngles.y;
            yield return new WaitUntil(() => cameraTransform.rotation.eulerAngles.y != initialYRotation);
            hasSetYInput = true;
        }
    }
}