idle-survivors/Assets/Scripts/Input/PlayerCameraInputHandler.cs

using DefaultNamespace;
using UnityEngine;
using UnityEngine.InputSystem;

namespace Input
{
    public class PlayerCameraInputHandler : MonoBehaviour
    {
        [SerializeField] private PlayerCameraController cameraController;
        [SerializeField] [Range(0, 100)] private float rotationSensitivity;
        [SerializeField] [Range(0, 1)] private float zoomSensitivity;

        private bool _allowRotation;
        
        public void OnInputZoom(InputAction.CallbackContext context)
        {
            var input = context.ReadValue<float>();
            var zoomAmount = input * zoomSensitivity * Time.deltaTime;
            cameraController.Zoom(zoomAmount);
        }

        public void OnInputRotate(InputAction.CallbackContext context)
        {
            if (context.phase != InputActionPhase.Performed) return;
            if (!_allowRotation) return;
            
            var input = context.ReadValue<float>();
            var rotationAmount = input * rotationSensitivity * Time.deltaTime;
            cameraController.RotateAround(rotationAmount);
        }

        public void OnInputHoldToRotate(InputAction.CallbackContext context)
        {
            _allowRotation = context.phase switch
            {
                InputActionPhase.Performed => true,
                _ => false
            };
        }
    }
}