Somewhat working prototype

src/empty_space_thing.gd

@@ -0,0 +1,31 @@
+extends Control
+class_name SpaceNode
+
+var initial_pos: Vector2
+var offset: Vector2
+var draggable: bool = false
+
+func _ready() -> void:
+	draggable = true
+	return
+	
+func _process(delta: float) -> void:
+	if draggable:
+		
+		if Input.is_action_pressed("click", true):
+			self.global_position = Vector2(get_global_mouse_position().x, self.global_position.y)
+			
+		elif Input.is_action_just_released("click"):
+			
+			is_dragging.is_dragging = false
+			var tween = get_tree().create_tween()
+			
+			tween.tween_property(self, "global_position", Vector2(get_global_mouse_position().x, self.global_position.y), 0.5).set_ease(Tween.EASE_IN_OUT)
+			
+		else:
+			return
+
+func reset_draggable():
+	if not is_dragging.is_dragging:
+		is_dragging.is_dragging = false
+		draggable = false