init

lib/database/app_database.dart

@@ -0,0 +1,112 @@
+import 'package:drift/drift.dart';
+import 'package:drift_flutter/drift_flutter.dart';
+import 'package:path_provider/path_provider.dart';
+
+part 'app_database.g.dart';
+
+@DataClassName('ProductRow')
+class Products extends Table {
+  TextColumn get id => text()();
+
+  TextColumn get name => text()();
+
+  TextColumn get category => text()();
+
+  IntColumn get stockQuantity => integer()();
+
+  IntColumn get lowStockThreshold => integer()();
+
+  IntColumn get priceInCents => integer()();
+
+  TextColumn get imagePath => text().nullable()();
+
+  BoolColumn get active => boolean().withDefault(const Constant(true))();
+
+  @override
+  Set<Column> get primaryKey => {id};
+}
+
+@DataClassName('BarTabRow')
+class BarTabs extends Table {
+  TextColumn get id => text()();
+
+  TextColumn get customerName => text()();
+
+  TextColumn get status => text().withDefault(const Constant('open'))();
+
+  DateTimeColumn get openedAt => dateTime()();
+
+  DateTimeColumn get closedAt => dateTime().nullable()();
+
+  @override
+  Set<Column> get primaryKey => {id};
+}
+
+@DataClassName('TabItemRow')
+class TabItems extends Table {
+  TextColumn get id => text()();
+
+  TextColumn get tabId => text().references(
+    BarTabs,
+    #id,
+    onDelete: KeyAction.cascade,
+  )();
+
+  TextColumn get productId => text().references(
+    Products,
+    #id,
+  )();
+
+  TextColumn get productName => text()();
+
+  IntColumn get quantity => integer()();
+
+  IntColumn get unitPriceInCents => integer()();
+
+  DateTimeColumn get createdAt => dateTime()();
+
+  @override
+  Set<Column> get primaryKey => {id};
+}
+
+@DriftDatabase(
+  tables: [
+    Products,
+    BarTabs,
+    TabItems,
+  ],
+)
+class AppDatabase extends _$AppDatabase {
+  AppDatabase([QueryExecutor? executor]) : super(executor ?? _openConnection());
+
+  @override
+  int get schemaVersion => 3;
+
+  @override
+  MigrationStrategy get migration {
+    return MigrationStrategy(
+      onCreate: (migrator) async {
+        await migrator.createAll();
+      },
+      onUpgrade: (migrator, from, to) async {
+        if (from < 2) {
+          await migrator.createTable(barTabs);
+          await migrator.createTable(tabItems);
+        }
+
+        if (from < 3) {
+          await migrator.addColumn(products, products.imagePath);
+        }
+      },
+    );
+  }
+
+  static QueryExecutor _openConnection() {
+    return driftDatabase(
+      name: 'kooltab',
+      native: const DriftNativeOptions(
+        databaseDirectory: getApplicationSupportDirectory,
+      ),
+    );
+  }
+}