Initial Void Bastion 0.20 prototype

addons/AdmobPlugin/config/AdCache.gd

@@ -0,0 +1,72 @@
+class_name AdCache
+extends RefCounted
+
+var limit: int
+var label: String
+var remove_ad_callable: Callable
+
+var _ads: Dictionary[String, Object]
+var _ad_queue: Array[String]
+
+
+func _init(a_limit: int, a_label: String, a_callable: Callable) -> void:
+	self.limit = a_limit
+	self.label = a_label
+	self.remove_ad_callable = a_callable
+
+	_ads = {}
+	_ad_queue = []
+
+
+func is_empty() -> bool:
+	return _ads.is_empty()
+
+
+func has_key(a_key: String) -> bool:
+	return _ads.has(a_key)
+
+
+func last_key() -> String:
+	return "" if _ad_queue.is_empty() else _ad_queue[0]
+
+
+func all_keys() -> Array[String]:
+	return _ads.keys()
+
+
+func cache(a_ad_id: String, a_ad_data: Object) -> void:
+	_ads[a_ad_id] = a_ad_data
+	_ad_queue.push_front(a_ad_id)
+	while _ads.size() > limit:
+		(
+			GmpLogger
+			. log_warn(
+				(
+					"%s: %s cache size (%d) has exceeded maximum (%d)"
+					% [
+						Admob.PLUGIN_SINGLETON_NAME,
+						label,
+						_ads.size(),
+						limit,
+					]
+				),
+			)
+		)
+		remove_ad_callable.call(_erase_oldest())
+
+
+func erase(a_ad_id: String) -> void:
+	_ad_queue.erase(a_ad_id)
+	_ads.erase(a_ad_id)
+
+
+func erase_last() -> String:
+	var __removed_ad_id: String = _ad_queue.pop_front()
+	_ads.erase(__removed_ad_id)
+	return __removed_ad_id
+
+
+func _erase_oldest() -> String:
+	var __removed_ad_id: String = _ad_queue.pop_back()
+	_ads.erase(__removed_ad_id)
+	return __removed_ad_id