singleton inventory

Characters/Player/Player.gd

@@ -196,6 +196,7 @@ func check_interact():
 				collider.do_interact(self)
 				if collider.is_in_group("Collectibles"):
 					_inventory.add_item(collider)
+					Inventory.add_item(collider)
 					_prev_look = null # remove after taken
 					_labelInteract.hide()
 		else:

Characters/Player/UI/UI.gd

@@ -28,6 +28,9 @@ func _ready():
 	# TODO: may use global values in Inspector?
 	_pillLevel.max_value = Pills.get_max()
 	_dayTime.max_value = Daytime.get_max()
+	
+	for object in Inventory.get_items():
+		add_item(object)
 
 
 func add_item (object):

Global/Inventory.gd

@@ -0,0 +1,21 @@
+extends Node
+
+var items: Array
+
+func _ready():
+	pass # Replace with function body.
+
+
+func add_item (item):
+	if items.has(item):
+		return
+
+	items.append(item)
+
+
+func contains_item (item):
+	return items.has(item)
+
+
+func get_items ():
+	return items

Level/Interactables/Keycard/Keycard.tscn

@@ -51,10 +51,11 @@ surfaces/0 = {
 [sub_resource type="BoxShape" id=3]
 
 [node name="Keycard" type="StaticBody" groups=[
-"Touchables",
 "Collectibles",
+"Touchables",
 ]]
 script = ExtResource( 1 )
+card_lvl = 1
 
 [node name="KeycardMesh" type="MeshInstance" parent="."]
 transform = Transform( 0.003, 0, 0, 0, 0.06, 0, 0, 0, 0.1, 0, 0, 0 )

project.godot

@@ -84,6 +84,7 @@ Logger="*res://Util/gs-logger-3.1-R3/gs_logger/logger.gd"
 Pills="*res://Global/Pills.gd"
 Daytime="*res://Global/Daytime.gd"
 PillAudioHandler="*res://Global/PillAudioHandler.tscn"
+Inventory="*res://Global/Inventory.gd"
 
 [display]