Add storm manager

StormManager.tscn

@@ -1,3 +1,6 @@
-[gd_scene format=3 uid="uid://n2lpy72tkyc8"]
+[gd_scene load_steps=2 format=3 uid="uid://n2lpy72tkyc8"]
+
+[ext_resource type="Script" path="res://storm_manager.gd" id="1_wwjtb"]
 
 [node name="StormManager" type="Node"]
+script = ExtResource("1_wwjtb")

parts/globals.txt

@@ -0,0 +1 @@
+time_to_flood_change: 5

storm_manager.gd

@@ -1 +1,33 @@
 extends Node
+
+@onready var globals = Data.data.globals
+
+
+var game_time = 0
+var last_flood_time = 0
+var current_flood_state = 0
+
+var flood_levels = [
+	0,
+	1,
+	0,
+	2,
+	1,
+	3,
+	1,
+	0,
+	2,
+	1,
+	4,
+	2,
+	5
+]
+
+func _process(delta: float) -> void:
+	game_time += delta
+	
+	if last_flood_time + globals.time_to_flood_change < game_time:
+		last_flood_time += globals.time_to_flood_change
+		current_flood_state += 1
+		
+		Persister.persist_data("flood_level", flood_levels[current_flood_state])