change a bunch of stuff, seperate tracking for progress, updated custom srs layout

lib/src/services/deck_repository.dart

@@ -1,5 +1,4 @@
 import 'dart:async';
-import 'dart:convert';
 import 'package:path/path.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:sqflite/sqflite.dart';
@@ -263,154 +262,5 @@ class DeckRepository {
     return items;
   }
 
-  Future<List<VocabSrsItem>> getVocabSrsItems(int vocabId) async {
-    final db = await _openDb();
-    final rows = await db.query(
-      'srs_vocab_items',
-      where: 'vocabId = ?',
-      whereArgs: [vocabId],
-    );
-    return rows.map((r) {
-      return VocabSrsItem(
-        vocabId: r['vocabId'] as int,
-        quizMode: VocabQuizMode.values.firstWhere(
-          (e) => e.toString() == r['quizMode'] as String,
-        ),
-        srsStage: r['srsStage'] as int,
-        lastAsked: DateTime.parse(r['lastAsked'] as String),
-      );
-    }).toList();
-  }
 
-  Future<void> updateVocabSrsItem(VocabSrsItem item) async {
-    final db = await _openDb();
-    await db.update(
-      'srs_vocab_items',
-      {
-        'srsStage': item.srsStage,
-        'lastAsked': item.lastAsked.toIso8601String(),
-      },
-      where: 'vocabId = ? AND quizMode = ?',
-      whereArgs: [item.vocabId, item.quizMode.toString()],
-    );
-  }
-
-  Future<void> insertVocabSrsItem(VocabSrsItem item) async {
-    final db = await _openDb();
-    await db.insert('srs_vocab_items', {
-      'vocabId': item.vocabId,
-      'quizMode': item.quizMode.toString(),
-      'srsStage': item.srsStage,
-      'lastAsked': item.lastAsked.toIso8601String(),
-    }, conflictAlgorithm: ConflictAlgorithm.replace);
-  }
-
-  Future<void> saveVocabulary(List<VocabularyItem> items) async {
-    final db = await _openDb();
-    final batch = db.batch();
-    for (final it in items) {
-      final audios = it.pronunciationAudios
-          .map((a) => {'url': a.url, 'gender': a.gender})
-          .toList();
-      batch.insert('vocabulary', {
-        'id': it.id,
-        'level': it.level,
-        'characters': it.characters,
-        'meanings': it.meanings.join('|'),
-        'readings': it.readings.join('|'),
-        'pronunciation_audios': jsonEncode(audios),
-      }, conflictAlgorithm: ConflictAlgorithm.replace);
-    }
-    await batch.commit(noResult: true);
-  }
-
-  Future<List<VocabularyItem>> loadVocabulary() async {
-    final db = await _openDb();
-    final rows = await db.query('vocabulary');
-    final vocabItems = rows.map((r) {
-      final audiosRaw = r['pronunciation_audios'] as String?;
-      final List<PronunciationAudio> audios = [];
-      if (audiosRaw != null && audiosRaw.isNotEmpty) {
-        try {
-          final decoded = jsonDecode(audiosRaw) as List;
-          for (final audioData in decoded) {
-            audios.add(
-              PronunciationAudio(
-                url: audioData['url'] as String,
-                gender: audioData['gender'] as String,
-              ),
-            );
-          }
-        } catch (e) {
-          // Error decoding, so we'll just have no audio for this item
-        }
-      }
-      return VocabularyItem(
-        id: r['id'] as int,
-        level: r['level'] as int? ?? 0,
-        characters: r['characters'] as String,
-        meanings: (r['meanings'] as String)
-            .split('|')
-            .where((s) => s.isNotEmpty)
-            .toList(),
-        readings: (r['readings'] as String)
-            .split('|')
-            .where((s) => s.isNotEmpty)
-            .toList(),
-        pronunciationAudios: audios,
-      );
-    }).toList();
-
-    for (final item in vocabItems) {
-      final srsItems = await getVocabSrsItems(item.id);
-      for (final srsItem in srsItems) {
-        final key = srsItem.quizMode.toString();
-        item.srsItems[key] = srsItem;
-      }
-    }
-
-    return vocabItems;
-  }
-
-  Future<List<VocabularyItem>> fetchAndCacheVocabularyFromWk([
-    String? apiKey,
-  ]) async {
-    final key = apiKey ?? _apiKey;
-    if (key == null) throw Exception('API key not set');
-
-    final client = WkClient(key);
-    final assignments = await client.fetchAllAssignments(
-      subjectTypes: ['vocabulary'],
-    );
-
-    final unlocked = <int>{};
-    for (final a in assignments) {
-      final data = a['data'] as Map<String, dynamic>;
-      final sidRaw = data['subject_id'];
-      if (sidRaw == null) continue;
-      final sid = sidRaw is int ? sidRaw : int.tryParse(sidRaw.toString());
-      if (sid == null) continue;
-      final started = data['started_at'];
-      final srs = data['srs_stage'];
-      final isUnlocked = (started != null) || (srs != null && (srs as int) > 0);
-      if (isUnlocked) unlocked.add(sid);
-    }
-
-    if (unlocked.isEmpty) return [];
-
-    final subjects = await client.fetchSubjectsByIds(unlocked.toList());
-    final items = subjects
-        .where(
-          (s) =>
-              s['object'] == 'vocabulary' ||
-              (s['data'] != null &&
-                  (s['data'] as Map)['object_type'] == 'vocabulary'),
-        )
-        .map((s) => VocabularyItem.fromSubject(s))
-        .where((k) => k.characters.isNotEmpty && k.meanings.isNotEmpty)
-        .toList();
-
-    await saveVocabulary(items);
-    return items;
-  }
 }