lib/data/dao/game_dao.dart

@@ -0,0 +1,179 @@
+import 'package:drift/drift.dart';
+import 'package:game_tracker/data/db/database.dart';
+import 'package:game_tracker/data/db/tables/game_table.dart';
+import 'package:game_tracker/data/dto/game.dart';
+
+part 'game_dao.g.dart';
+
+@DriftAccessor(tables: [GameTable])
+class GameDao extends DatabaseAccessor<AppDatabase> with _$GameDaoMixin {
+  GameDao(super.db);
+
+  /// Retrieves all games from the database.
+  Future<List<Game>> getAllGames() async {
+    final query = select(gameTable);
+    final result = await query.get();
+    return result
+        .map(
+          (row) => Game(
+            id: row.id,
+            name: row.name,
+            ruleset: row.ruleset,
+            description: row.description,
+            color: row.color != null ? int.tryParse(row.color!) : null,
+            icon: row.icon,
+            createdAt: row.createdAt,
+          ),
+        )
+        .toList();
+  }
+
+  /// Retrieves a [Game] by its [gameId].
+  Future<Game> getGameById({required String gameId}) async {
+    final query = select(gameTable)..where((g) => g.id.equals(gameId));
+    final result = await query.getSingle();
+    return Game(
+      id: result.id,
+      name: result.name,
+      ruleset: result.ruleset,
+      description: result.description,
+      color: result.color != null ? int.tryParse(result.color!) : null,
+      icon: result.icon,
+      createdAt: result.createdAt,
+    );
+  }
+
+  /// Adds a new [game] to the database.
+  /// If a game with the same ID already exists, no action is taken.
+  /// Returns `true` if the game was added, `false` otherwise.
+  Future<bool> addGame({required Game game}) async {
+    if (!await gameExists(gameId: game.id)) {
+      await into(gameTable).insert(
+        GameTableCompanion.insert(
+          id: game.id,
+          name: game.name,
+          ruleset: game.ruleset ?? '',
+          description: Value(game.description),
+          color: Value(game.color?.toString()),
+          icon: Value(game.icon),
+          createdAt: game.createdAt,
+        ),
+        mode: InsertMode.insertOrReplace,
+      );
+      return true;
+    }
+    return false;
+  }
+
+  /// Adds multiple [games] to the database in a batch operation.
+  /// Uses insertOrIgnore to avoid overwriting existing games.
+  Future<bool> addGamesAsList({required List<Game> games}) async {
+    if (games.isEmpty) return false;
+
+    await db.batch(
+      (b) => b.insertAll(
+        gameTable,
+        games
+            .map(
+              (game) => GameTableCompanion.insert(
+                id: game.id,
+                name: game.name,
+                ruleset: game.ruleset ?? '',
+                description: Value(game.description),
+                color: Value(game.color?.toString()),
+                icon: Value(game.icon),
+                createdAt: game.createdAt,
+              ),
+            )
+            .toList(),
+        mode: InsertMode.insertOrIgnore,
+      ),
+    );
+
+    return true;
+  }
+
+  /// Deletes the game with the given [gameId] from the database.
+  /// Returns `true` if the game was deleted, `false` if the game did not exist.
+  Future<bool> deleteGame({required String gameId}) async {
+    final query = delete(gameTable)..where((g) => g.id.equals(gameId));
+    final rowsAffected = await query.go();
+    return rowsAffected > 0;
+  }
+
+  /// Checks if a game with the given [gameId] exists in the database.
+  /// Returns `true` if the game exists, `false` otherwise.
+  Future<bool> gameExists({required String gameId}) async {
+    final query = select(gameTable)..where((g) => g.id.equals(gameId));
+    final result = await query.getSingleOrNull();
+    return result != null;
+  }
+
+  /// Updates the name of the game with the given [gameId] to [newName].
+  Future<void> updateGameName({
+    required String gameId,
+    required String newName,
+  }) async {
+    await (update(gameTable)..where((g) => g.id.equals(gameId))).write(
+      GameTableCompanion(name: Value(newName)),
+    );
+  }
+
+  /// Updates the ruleset of the game with the given [gameId].
+  Future<void> updateGameRuleset({
+    required String gameId,
+    required String newRuleset,
+  }) async {
+    await (update(gameTable)..where((g) => g.id.equals(gameId))).write(
+      GameTableCompanion(ruleset: Value(newRuleset)),
+    );
+  }
+
+  /// Updates the description of the game with the given [gameId].
+  Future<void> updateGameDescription({
+    required String gameId,
+    required String? newDescription,
+  }) async {
+    await (update(gameTable)..where((g) => g.id.equals(gameId))).write(
+      GameTableCompanion(description: Value(newDescription)),
+    );
+  }
+
+  /// Updates the color of the game with the given [gameId].
+  Future<void> updateGameColor({
+    required String gameId,
+    required int? newColor,
+  }) async {
+    await (update(gameTable)..where((g) => g.id.equals(gameId))).write(
+      GameTableCompanion(color: Value(newColor?.toString())),
+    );
+  }
+
+  /// Updates the icon of the game with the given [gameId].
+  Future<void> updateGameIcon({
+    required String gameId,
+    required String? newIcon,
+  }) async {
+    await (update(gameTable)..where((g) => g.id.equals(gameId))).write(
+      GameTableCompanion(icon: Value(newIcon)),
+    );
+  }
+
+  /// Retrieves the total count of games in the database.
+  Future<int> getGameCount() async {
+    final count =
+        await (selectOnly(gameTable)..addColumns([gameTable.id.count()]))
+            .map((row) => row.read(gameTable.id.count()))
+            .getSingle();
+    return count ?? 0;
+  }
+
+  /// Deletes all games from the database.
+  /// Returns `true` if more than 0 rows were affected, otherwise `false`.
+  Future<bool> deleteAllGames() async {
+    final query = delete(gameTable);
+    final rowsAffected = await query.go();
+    return rowsAffected > 0;
+  }
+}
+