capitalize categories properly in add node menu (#49)

closes #34

Reviewed-on: https://codeberg.org/StreamGraph/StreamGraph/pulls/49
Co-authored-by: Lera Elvoé <yagich@poto.cafe>
Co-committed-by: Lera Elvoé <yagich@poto.cafe>

classes/deck/node_db.gd

@@ -13,6 +13,11 @@ const NODE_INDEX_CACHE_PATH := "user://nodes_index.json"
 ## Filepath where the the list of Favorite Nodes is stored.
 const FAVORITE_NODES_PATH := "user://favorite_nodes.json"
 
+## A map of [code]snake_case[/code] category names for proper capitalization.
+const CATEGORY_CAPITALIZATION := {
+	"obs": "OBS"
+}
+
 ## [Array] used for storing all the "Favorite" Nodes that were set in the [AddNodeMenu]
 var favorite_nodes: Array[String]
 
@@ -128,6 +133,12 @@ func load_favorites() -> void:
 func is_node_favorite(node_type: String) -> bool:
 	return node_type in favorite_nodes
 
+
+## Returns a capitalized category string.
+func get_category_capitalization(category: String) -> String:
+	return CATEGORY_CAPITALIZATION.get(category, category.capitalize())
+
+
 ## Used for storing the shorthand data of a [DeckNode].
 ##
 ## Allows for more simply storing [DeckNode]s properties without needing to

graph_node_renderer/add_node_menu.gd

@@ -25,7 +25,7 @@ func _ready() -> void:
 
 ## Add a new category to the menu.
 func add_category(category_name: String) -> void:
-	var c := Category.new(category_name.capitalize())
+	var c := Category.new(NodeDB.get_category_capitalization(category_name))
 	categories[category_name] = c
 	scroll_content_container.add_child(c)
 	c.collapse_toggled.connect(_on_category_collapse_toggled.bind(category_name))