models: add section

lib/src/converters/node.dart

@@ -46,6 +46,8 @@ class NodeJsonConverter implements JsonConverter<Node?, Object?> {
         return Instance.fromJson(json);
       case 'DOCUMENT':
         return Document.fromJson(json);
+      case 'SECTION':
+        return Section.fromJson(json);
       default:
         throw UnsupportedError('Unsupported node type : ${node.type}');
     }

lib/src/models.dart

@@ -64,3 +64,4 @@ export 'models/component_node.dart';
 export 'models/component_property_type.dart';
 export 'models/component_property.dart';
 export 'models/overrides.dart';
+export 'models/section.dart';

lib/src/models/section.dart

@@ -0,0 +1,76 @@
+import 'package:figma/src/models/node.dart';
+import 'package:figma/src/models/paint.dart';
+import 'package:figma/src/models/rectangle.dart';
+import 'package:json_annotation/json_annotation.dart';
+import 'package:copy_with_extension/copy_with_extension.dart';
+
+part 'section.g.dart';
+
+/// Represents a section in the Figma document.
+@JsonSerializable()
+@CopyWith()
+class Section extends Node {
+  /// Whether the contents of the section are visible.
+  @JsonKey(defaultValue: false)
+  final bool contentsHidden;
+
+  /// Whether the section is marked Ready for dev or Completed.
+  /// If the section does not have a status, the property is null.
+  final String? devStatus;
+
+  /// An array of fill paints applied to the node.
+  @JsonKey(defaultValue: [])
+  final List<Paint> fills;
+
+  /// An array of stroke paints applied to the node.
+  @JsonKey(defaultValue: [])
+  final List<Paint> strokes;
+
+  /// The weight of strokes on the node.
+  final double? strokeWeight;
+
+  /// Position of stroke relative to vector outline, as a string enum.
+  final String? strokeAlign;
+
+  /// An array of nodes that are contained in the section.
+  final List<Node> children;
+
+  /// Bounding box of the node in absolute space coordinates.
+  final Rectangle? absoluteBoundingBox;
+
+  /// The actual bounds of a node accounting for drop shadows, thick strokes, and anything else that may fall outside the node's regular bounding box.
+  final Rectangle? absoluteRenderBounds;
+
+  Section({
+    required super.id,
+    required super.visible,
+    required this.contentsHidden,
+    this.devStatus,
+    required this.fills,
+    required this.strokes,
+    this.strokeWeight,
+    this.strokeAlign,
+    required this.children,
+    this.absoluteBoundingBox,
+    this.absoluteRenderBounds,
+  });
+
+  @override
+  List<Object?> get props => [
+        contentsHidden,
+        devStatus,
+        fills,
+        strokes,
+        strokeWeight,
+        strokeAlign,
+        children,
+        absoluteBoundingBox,
+        absoluteRenderBounds,
+      ];
+
+  factory Section.fromJson(Map<String, dynamic> json) =>
+      _$SectionFromJson(json);
+
+  @override
+  Map<String, dynamic> toJson() => _$SectionToJson(this);
+}