save groups meta

Classes/GroupMetadata.gd

@@ -6,3 +6,5 @@ class_name GroupMetadata
 @export var description: String
 @export var installs: Array[InstallMetadata]
 @export var settings_overrides: Dictionary
+
+signal save_request

Classes/GroupsInstallsManager.gd

@@ -0,0 +1,31 @@
+extends Node
+
+const GROUPS_BASE_FOLDER := "user://groups"
+const METADATA_FILENAME := "meta.tres"
+
+# key: GroupMetadata
+# values: String = UUID
+var groups: Dictionary = {}
+
+
+func _ready() -> void:
+	DirAccess.make_dir_absolute(GROUPS_BASE_FOLDER)
+
+
+func create_group_folder(gm: GroupMetadata) -> void:
+	if gm in groups.values():
+		return
+
+	var folder_name := UUID.v4()
+	var d := DirAccess.open(GROUPS_BASE_FOLDER)
+	d.make_dir(folder_name)
+
+	groups[gm] = folder_name
+	gm.save_request.connect(group_metadata_should_save.bind(gm))
+
+
+func group_metadata_should_save(gm: GroupMetadata) -> void:
+	var path := GROUPS_BASE_FOLDER.path_join(groups[gm]).path_join(METADATA_FILENAME)
+	var save_err := ResourceSaver.save(gm, path)
+	if save_err != OK:
+		print("couldn't save resource, error ", save_err)

Classes/UUID.gd

@@ -22,9 +22,11 @@
 
 # Note: The code might not be as pretty it could be, since it's written
 # in a way that maximizes performance. Methods are inlined and loops are avoided.
+class_name UUID
 const BYTE_MASK: int = 0b11111111
 
-static func uuidbin():
+
+static func uuidbin() -> Array:
   randomize()
   # 16 random bytes with the bytes on index 6 and 8 modified
   return [
@@ -34,7 +36,7 @@ static func uuidbin():
 	randi() & BYTE_MASK, randi() & BYTE_MASK, randi() & BYTE_MASK, randi() & BYTE_MASK,
   ]
 
-static func uuidbinrng(rng: RandomNumberGenerator):
+static func uuidbinrng(rng: RandomNumberGenerator) -> Array:
   rng.randomize()
   return [
 	rng.randi() & BYTE_MASK, rng.randi() & BYTE_MASK, rng.randi() & BYTE_MASK, rng.randi() & BYTE_MASK,
@@ -43,7 +45,7 @@ static func uuidbinrng(rng: RandomNumberGenerator):
 	rng.randi() & BYTE_MASK, rng.randi() & BYTE_MASK, rng.randi() & BYTE_MASK, rng.randi() & BYTE_MASK,
   ]
 
-static func v4():
+static func v4() -> String:
   # 16 random bytes with the bytes on index 6 and 8 modified
   var b = uuidbin()
 
@@ -64,7 +66,7 @@ static func v4():
 	b[10], b[11], b[12], b[13], b[14], b[15]
   ]
 
-static func v4_rng(rng: RandomNumberGenerator):
+static func v4_rng(rng: RandomNumberGenerator) -> String:
   # 16 random bytes with the bytes on index 6 and 8 modified
   var b = uuidbinrng(rng)