next commit

1 files changed, 24 insertions, 0 deletions

diff --git a/Game/Selection/SelectionManager.gd b/Game/Selection/SelectionManager.gd
index c58dc69..49cb319 100644
--- a/Game/Selection/SelectionManager.gd
+++ b/Game/Selection/SelectionManager.gd
@@ -2,5 +2,29 @@ class_name SelectionManager
 extends Node
 
 
+var selection_groups := {}
+
+signal selected_group_changed
+var selected_group := "":
+	set(value):
+		selected_group = value
+		selected_group_changed.emit()
+
+
 func _ready() -> void:
 	pass
+
+
+func change_selection_group_id(towers: Array[Tower], previous_id: String, new_id: String) -> void:
+	if new_id not in selection_groups:
+		selection_groups[new_id] = []
+	
+	selection_groups[new_id].append_array(towers)
+	
+	for tower in towers:
+		selection_groups[previous_id].erase(tower)
+	
+	if selection_groups[previous_id].is_empty():
+		selection_groups.erase(previous_id)
+		if previous_id == selected_group:
+			selected_group = new_id