WIP: add kanjivg data

lib/_data_ingestion/kanjivg/objects.dart

@@ -0,0 +1,92 @@
+import 'package:jadb/_data_ingestion/sql_writable.dart';
+
+/// Enum set in the kvg:position attribute, used by `<g>` elements in the KanjiVG SVG files.
+enum KanjiPathGroupPosition {
+  bottom,
+  kamae,
+  kamaec,
+  left,
+  middle,
+  nyo,
+  nyoc,
+  right,
+  tare,
+  tarec,
+  top,
+}
+
+/// Contents of a \<g> element in the KanjiVG SVG files.
+class KanjiPathGroupTreeNode extends SQLWritable {
+  final String id;
+  final List<KanjiPathGroupTreeNode> children;
+  final String? element;
+  final String? original;
+  final KanjiPathGroupPosition? position;
+  final String? radical;
+  final int? part;
+
+  KanjiPathGroupTreeNode({
+    required this.id,
+    this.children = const [],
+    this.element,
+    this.original,
+    this.position,
+    this.radical,
+    this.part,
+  });
+
+  @override
+  Map<String, Object?> get sqlValue => {
+    'id': id,
+    'element': element,
+    'original': original,
+    'position': position?.name,
+    'radical': radical,
+    'part': part,
+  };
+}
+
+/// Contents of a `<text>` element in the StrokeNumber's group in the KanjiVG SVG files
+class KanjiStrokeNumber extends SQLWritable {
+  final int num;
+  final double x;
+  final double y;
+
+  KanjiStrokeNumber(this.num, this.x, this.y);
+
+  @override
+  Map<String, Object?> get sqlValue => {'num': num, 'x': x, 'y': y};
+}
+
+/// Contents of a `<path>` element in the KanjiVG SVG files
+class KanjiVGPath extends SQLWritable {
+  final String id;
+  final String type;
+  final String svgPath;
+
+  KanjiVGPath({required this.id, required this.type, required this.svgPath});
+
+  @override
+  Map<String, Object?> get sqlValue => {
+    'id': id,
+    'type': type,
+    'svgPath': svgPath,
+  };
+}
+
+class KanjiVGItem extends SQLWritable {
+  final String character;
+  final List<KanjiVGPath> paths;
+  final List<KanjiStrokeNumber> strokeNumbers;
+  final List<KanjiPathGroupTreeNode> pathGroups;
+
+  KanjiVGItem({
+    required this.character,
+    required this.paths,
+    required this.strokeNumbers,
+    required this.pathGroups,
+  });
+
+  @override
+  Map<String, Object?> get sqlValue => {'character': character};
+}

lib/_data_ingestion/kanjivg/parser.dart

@@ -0,0 +1,17 @@
+import 'dart:io';
+
+import 'package:jadb/_data_ingestion/kanjivg/objects.dart';
+
+List<KanjiVGItem> parseKanjiVGData(Directory rootDir) {
+  final List<KanjiVGItem> items = [];
+
+  for (final file in rootDir.listSync()) {
+    if (file is File && file.path.endsWith('.svg')) {
+      final String rawSVG = file.readAsStringSync();
+      print('Parsing ${file.path}...');
+      print(rawSVG);
+    }
+  }
+
+  return [];
+}

lib/_data_ingestion/kanjivg/seed_data.dart

@@ -0,0 +1,8 @@
+import 'package:jadb/_data_ingestion/kanjivg/objects.dart';
+import 'package:sqflite_common/sqflite.dart';
+
+Future<void> seedKanjiVGData(Iterable<KanjiVGItem> items, Database db) async {
+  final b = db.batch();
+
+  await b.commit(noResult: true);
+}

lib/_data_ingestion/seed_database.dart

@@ -4,6 +4,8 @@ import 'package:jadb/_data_ingestion/jmdict/seed_data.dart';
 import 'package:jadb/_data_ingestion/jmdict/xml_parser.dart';
 import 'package:jadb/_data_ingestion/kanjidic/seed_data.dart';
 import 'package:jadb/_data_ingestion/kanjidic/xml_parser.dart';
+import 'package:jadb/_data_ingestion/kanjivg/parser.dart';
+import 'package:jadb/_data_ingestion/kanjivg/seed_data.dart';
 import 'package:jadb/_data_ingestion/radkfile/parser.dart';
 import 'package:jadb/_data_ingestion/radkfile/seed_data.dart';
 import 'package:jadb/_data_ingestion/tanos-jlpt/csv_parser.dart';
@@ -17,6 +19,7 @@ Future<void> seedData(Database db) async {
   await parseAndSeedDataFromRADKFILE(db);
   await parseAndSeedDataFromKANJIDIC(db);
   await parseAndSeedDataFromTanosJLPT(db);
+  await parseAndSeedDataFromKanjiVG(db);
 
   print('Performing VACUUM');
   await db.execute('VACUUM');
@@ -102,3 +105,17 @@ Future<void> parseAndSeedDataFromTanosJLPT(Database db) async {
   print('[TANOS-JLPT] Writing to database...');
   await seedTanosJLPTData(resolvedEntries, db);
 }
+
+Future<void> parseAndSeedDataFromKanjiVG(Database db) async {
+  final kanjivgPath =
+      Platform.environment['KANJIVG_PATH'] ?? 'data/kanjivg';
+  if (!Directory(kanjivgPath).existsSync()) {
+    throw Exception('KANJIVG directory not found at $kanjivgPath');
+  }
+
+  print('[KANJIVG] Parsing content...');
+  final items = parseKanjiVGData(Directory(kanjivgPath));
+
+  print('[KANJIVG] Writing to database...');
+  await seedKanjiVGData(items, db);
+}

lib/models/verify_tables.dart

@@ -1,5 +1,6 @@
 import 'package:jadb/table_names/jmdict.dart';
 import 'package:jadb/table_names/kanjidic.dart';
+import 'package:jadb/table_names/kanjivg.dart';
 import 'package:jadb/table_names/radkfile.dart';
 import 'package:jadb/table_names/tanos_jlpt.dart';
 import 'package:sqflite_common/sqlite_api.dart';
@@ -21,6 +22,7 @@ Future<void> verifyTablesWithDbConnection(DatabaseExecutor db) async {
     ...KANJIDICTableNames.allTables,
     ...RADKFILETableNames.allTables,
     ...TanosJLPTTableNames.allTables,
+    ...KanjiVGTableNames.allTables,
   };
 
   final missingTables = expectedTables.difference(tables);

lib/table_names/kanjivg.dart

@@ -0,0 +1,9 @@
+abstract class KanjiVGTableNames {
+  static const String version = 'KanjiVG_Version';
+  static const String entry = 'KanjiVG_Entry';
+  static const String path = 'KanjiVG_Path';
+  static const String strokeNumber = 'KanjiVG_StrokeNumber';
+  static const String pathGroup = 'KanjiVG_PathGroup';
+
+  static Set<String> get allTables => {version, entry, path, strokeNumber, pathGroup};
+}