Create persistence manager and connectors for chests and gates

Persistence/Connectors/Scripts/gate_persistence_connector.gd

@@ -0,0 +1,40 @@
+extends Node
+
+@export var gates: Array[NodePath]
+
+# Private Methods
+func _ready() -> void:
+	for node_path in gates:
+		_handle_spike_gate(node_path)
+
+
+func _handle_spike_gate(node_path: NodePath) -> bool:
+	var node := get_node(node_path)
+	node_path = node.get_path()
+	if not node.name.begins_with("Spike Gate"):
+		return false
+	
+	# Connect Signal
+	node.connect("Opened", func(): _on_spike_gate_opened(node))
+	
+	if not PersistenceManager.HasData(node_path):
+		return true
+	
+	var is_open: bool = PersistenceManager.GetData(node_path)
+	if not is_open:
+		return true
+	
+	var collision_shape: CollisionShape2D = node.get_node("CollisionShape2D")
+	var animated_sprite: AnimatedSprite2D = node.get_node("AnimatedSprite2D")
+	
+	node.set_deferred("is_open", true)
+	collision_shape.set_deferred("disabled", true)
+	animated_sprite.call_deferred("play", "open")
+	
+	return true
+
+
+func _on_spike_gate_opened(node: Node) -> void:
+	var path := node.get_path()
+	PersistenceManager.UpdateData(path, true)
+	PersistenceManager.SaveToDisk()