Initial commit

lib/providers/decorations_provider.dart

@@ -0,0 +1,28 @@
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import "package:riverpod_annotation/riverpod_annotation.dart";
+import 'package:canal/models/decorations.dart';
+import 'package:canal/providers/button_layout_provider.dart';
+import 'package:yaru/yaru.dart';
+import "package:collection/collection.dart";
+part 'decorations_provider.g.dart';
+
+@riverpod
+Decorations decorations(Ref ref) {
+  List<YaruWindowControlType> parse(String section) => section
+      .split(",")
+      .map(
+        (button) => YaruWindowControlType.values.firstWhereOrNull(
+          (element) => element.name == button,
+        ),
+      )
+      .whereNotNull()
+      .toList();
+
+  final buttons = ref.watch(buttonLayoutProvider).requireValue;
+
+  final [leading, trailing] = buttons.split(":");
+  return Decorations(
+    leading: parse(leading),
+    trailing: parse(trailing),
+  );
+}