AdButton.cs

using UnityEngine;
using UIButton = UnityEngine.UI.Button;
 
namespace SCG.SpaceAdMobile.UI
{
    [DisallowMultipleComponent]
    [AddComponentMenu("SCG/SpaceAdMobile/" + nameof(AdButton))]
    public class AdButton : MonoBehaviour
    {
        #region Serialized fields

        [Tooltip("Invoke AdUnit.Load() when clicked.")]
        [SerializeField] private bool load;

        [Tooltip("Invoke AdUnit.Show() when clicked.")]
        [SerializeField] private bool show;

        [Tooltip("Invoke Hide() on the controller if it implements IConcealableAd.")]
        [SerializeField] private bool hide;

        [Tooltip("Ad controller that hosts the current AdUnit (auto-filled in Editor).")]
        [SerializeField] private AdControllerBase unitController;

        [Tooltip("Specific AdUnit handler; if null, will be taken from controller.Ad (auto-filled in Editor).")]
        [SerializeField] private AdUnitHandlerBase adUnit;

        [Tooltip("UGUI Button to bind; auto-filled in Editor via GetComponent.")]
        [SerializeField] private UIButton button;
 
        #endregion
 
        #region Unity lifecycle
 
#if UNITY_EDITOR
        protected virtual void OnValidate()
        {
            unitController = unitController ? unitController : GetComponent<AdControllerBase>();
            adUnit = adUnit ? adUnit : GetComponent<AdUnitHandlerBase>();
            button = button ? button : GetComponent<UIButton>();
        }
#endif

        protected virtual void Awake()
        {
            if (button != null)
                button.onClick.AddListener(OnButtonClick);
        }

        protected virtual void OnDestroy()
        {
            if (button != null)
                button.onClick.RemoveListener(OnButtonClick);
        }
 
        #endregion
 
        #region Handlers

        public void OnButtonClick()
        {
            if (adUnit == null && unitController != null)
                adUnit = unitController.Ad as AdUnitHandlerBase;
 
            if (adUnit == null)
                throw new System.NullReferenceException(nameof(adUnit));
 
            if (load) adUnit.Load();
            if (show) adUnit.Show();
 
            // ReSharper disable once SuspiciousTypeConversion.Global
            if (hide) ((IConcealableAd)unitController)?.Hide();
        }
 
        #endregion
    }
}