level building tool good enough for first cave draft

Scenes/FlowField/flow_node_data.gd

@@ -7,6 +7,7 @@ enum NodeType {
 	GOAL = 2,
 }
 
+@export var node_id: int = -1
 @export var position: Vector3 = Vector3.ZERO
 @export var type: NodeType = NodeType.STANDARD
 @export var buildable: bool = true
@@ -15,3 +16,47 @@ enum NodeType {
 @export var grid_id: int = -1
 @export var grid_x: int = 0
 @export var grid_y: int = 0
+
+
+#This function cannot fill in the connection information until a complete set
+#of nodes have been loaded and can be looped over
+static func from_dict(dict: Dictionary) -> FlowNodeData:
+	var data: FlowNodeData = FlowNodeData.new()
+	data.node_id = dict["node_id"]
+	data.position.x = dict["position_x"]
+	data.position.y = dict["position_y"]
+	data.position.z = dict["position_z"]
+	data.type = dict["type"]
+	data.buildable = dict["buildable"]
+	data.in_grid = dict["in_grid"]
+	data.grid_id = dict["grid_id"]
+	data.grid_x = dict["grid_x"]
+	data.grid_y = dict["grid_y"]
+	return data
+
+
+func populate_connections(dict: Dictionary, node_array: Array[FlowNodeData]) -> void:
+	var connections_array: Array = dict["connected_nodes"]
+	for x: float in connections_array:
+		for y: FlowNodeData in node_array:
+			if y.node_id == int(x):
+				connected_nodes.append(y)
+
+
+func to_dict() -> Dictionary:
+	var dict: Dictionary = {}
+	var connections: Array[int] = []
+	for node: FlowNodeData in connected_nodes:
+		connections.append(node.node_id)
+	dict["connected_nodes"] = connections
+	dict["node_id"] = node_id
+	dict["position_x"] = position.x
+	dict["position_y"] = position.y
+	dict["position_z"] = position.z
+	dict["type"] = type
+	dict["buildable"] = buildable
+	dict["in_grid"] = in_grid
+	dict["grid_id"] = grid_id
+	dict["grid_x"] = grid_x
+	dict["grid_y"] = grid_y
+	return dict