3DTD/Assets/Scripts/Tower/Tower.cs

using UnityEngine;
using UnityEngine.Assertions;

[RequireComponent(typeof(HealthComponent))]
public abstract class Tower : MonoBehaviour
{
    public bool towerSelected { get; set; } = true;

    [SerializeField] protected EditableArc horizontalArc;
    [SerializeField] protected EditableArc verticalArc;

    protected HealthComponent healthComp;

    // Getters
    public Vector2 HorizontalRotationMinMax => horizontalArc.RotationMinMax;
    public Vector2 VerticalRotationMinMax => verticalArc.RotationMinMax;
    public float HorizontalRotation => horizontalArc.Value;
    public float VerticalRotation => verticalArc.Value;

    protected virtual void Awake()
    {
        healthComp = GetComponent<HealthComponent>();
        Assert.IsNotNull(healthComp);

        horizontalArc.Value.AddListener(SnapVerticalToHorizontal);
    }

    private void SnapVerticalToHorizontal(float horizontalAngle)
    {
        verticalArc.transform.rotation = Quaternion.Euler(verticalArc.transform.rotation.eulerAngles.x, horizontalAngle, verticalArc.transform.rotation.eulerAngles.z);
    }

    protected virtual void OnDestroy()
    {
        horizontalArc.Value.RemoveListener(SnapVerticalToHorizontal);
    }
}