First version of retrieving a gamesession from the db

lib/data/db/dao/rounds_dao.dart

@@ -1,9 +1,39 @@
 import 'package:cabo_counter/data/db/database.dart';
+import 'package:cabo_counter/data/db/tables/rounds_table.dart';
+import 'package:cabo_counter/data/dto/round.dart';
 import 'package:drift/drift.dart';
 
 part 'rounds_dao.g.dart';
 
-@DriftAccessor(tables: [])
+@DriftAccessor(tables: [RoundsTable])
 class RoundsDao extends DatabaseAccessor<AppDatabase> with _$RoundsDaoMixin {
   RoundsDao(super.db);
+
+  /// Retrieves all rounds for a specific game session by its ID.
+  Future<List<Round>> getRoundsByGameId(String gameId) async {
+    final query = select(roundsTable)
+      ..where((tbl) => tbl.gameId.equals(gameId));
+
+    final roundResult = await query.get();
+
+    final roundList = await Future.wait(
+      roundResult.map((row) async {
+        final scores = await db.roundScoresDao.getScoresByRoundId(row.roundId);
+        final roundScores =
+            await db.roundScoresDao.getScoreUpdatesByRoundId(row.roundId);
+
+        return Round(
+          roundId: row.roundId,
+          gameId: row.gameId,
+          roundNum: row.roundNumber,
+          caboPlayerIndex: row.caboPlayerIndex,
+          kamikazePlayerIndex: row.kamikazePlayerIndex,
+          scores: scores,
+          scoreUpdates: roundScores,
+        );
+      }),
+    );
+
+    return roundList;
+  }
 }