make the default library group location be based on the executable location (#164)

closes #163

Reviewed-on: https://codeberg.org/StreamGraph/StreamGraph/pulls/164
Co-authored-by: Lera Elvoé <yagich@poto.cafe>
Co-committed-by: Lera Elvoé <yagich@poto.cafe>

.gitignore

@@ -6,3 +6,6 @@ dist/*/
 
 # vscode folder
 .vscode/
+
+# lib groups folder
+library_groups/

classes/deck/node_db.gd

@@ -95,7 +95,7 @@ static func create_lib_descriptors(path: String) -> void:
 				current_file = dir.get_next()
 				continue
 			if libraries.has(type):
-				DeckHolder.logger.toast_error("Library group '%s' collides with a library group with the same type." % type)
+				DeckHolder.logger.toast_error("Library group '%s' is already added by a different library." % type)
 				current_file = dir.get_next()
 				continue
 			var lib = deck.deck.library
@@ -121,7 +121,7 @@ static func create_lib_descriptors(path: String) -> void:
 static func reload_libraries() -> void:
 	libraries.clear()
 	for path in StreamGraphConfig.get_library_search_paths():
-		create_lib_descriptors(path)
+		create_lib_descriptors(Util.globalize_path(path))
 
 
 ## Instantiates a [DeckNode] from a given [param node_type]. See [member DeckNode.node_type].

classes/stream_graph_config.gd

@@ -5,9 +5,7 @@ class_name StreamGraphConfig
 
 
 static var config := {
-	&"library_search_paths": [
+	&"library_search_paths": [],
-		ProjectSettings.globalize_path("user://library_groups"),
-	],
 }
 
 const SAVE_PATH := "user://config.json"
@@ -53,7 +51,7 @@ static func add_library_search_path(path: String) -> void:
 
 static func remove_library_search_path(path: String) -> void:
 	var arr: Array = config[&"library_search_paths"]
-	if arr.find(path) < 1:
+	if arr.find(path) < 0:
 		return
 	arr.erase(path)
 	NodeDB.reload_libraries()
@@ -63,7 +61,7 @@ static func remove_library_search_path(path: String) -> void:
 static func rename_library_search_path(old_path: String, new_path: String) -> void:
 	var arr: Array = config[&"library_search_paths"]
 	var idx := arr.find(old_path)
-	if idx < 1:
+	if idx < 0:
 		return
 	
 	arr[idx] = new_path
@@ -74,7 +72,7 @@ static func rename_library_search_path(old_path: String, new_path: String) -> vo
 static func move_library_path_up(path: String) -> void:
 	var arr: Array = config[&"library_search_paths"]
 	var idx := arr.find(path)
-	if idx < 1:
+	if idx < 0:
 		return
 	
 	var old_path = arr[idx]
@@ -87,7 +85,7 @@ static func move_library_path_up(path: String) -> void:
 static func move_library_path_down(path: String) -> void:
 	var arr: Array = config[&"library_search_paths"]
 	var idx := arr.find(path)
-	if idx < 1 or idx == arr.size() - 1:
+	if idx < 0 or idx == arr.size() - 1:
 		return
 	
 	var old_path = arr[idx]
@@ -98,7 +96,9 @@ static func move_library_path_down(path: String) -> void:
 
 
 static func get_library_search_paths() -> Array:
-	return config[&"library_search_paths"]
+	var res := ["{$PWD}/library_groups"]
+	res.append_array(config[&"library_search_paths"])
+	return res
 
 
 static func save() -> void:

classes/util.gd

@@ -39,6 +39,13 @@ static func pop_batch(key: StringName) -> void:
 	_batches.erase(key)
 
 
+## Customized version of [method ProjectSettings.globalize_path] that handles
+## a [code]$PWD[/code] template which points to the current working folder.
+static func globalize_path(path: String) -> String:
+	var pwd: String = ProjectSettings.globalize_path("res://").trim_suffix("/") if OS.has_feature("editor") else OS.get_executable_path().get_base_dir()
+	return path.format({"$PWD": pwd})
+
+
 ## An object representing multiple connections.
 ##
 ## Useful when there's a need to connect multiple signals in one operation, to be disconnected later.

graph_node_renderer/settings/library_group_paths_editor.gd

@@ -94,7 +94,7 @@ class FolderView extends HBoxContainer:
 		is_default = p_default
 
 		label = Label.new()
-		label.text = path
+		label.text = path.replace("$PWD", "app directory")
 		label.size_flags_horizontal = Control.SIZE_EXPAND_FILL
 		label.clip_text = true
 		label.text_overrun_behavior = TextServer.OVERRUN_TRIM_ELLIPSIS