Refactor

lib/core/database/app_database.dart

@@ -0,0 +1,59 @@
+import 'package:drift/drift.dart';
+import 'package:hiddify/core/database/connection/database_connection.dart';
+import 'package:hiddify/core/database/converters/duration_converter.dart';
+import 'package:hiddify/core/database/schema_versions.dart';
+import 'package:hiddify/core/database/tables/database_tables.dart';
+import 'package:hiddify/features/geo_asset/data/geo_asset_data_mapper.dart';
+import 'package:hiddify/features/geo_asset/model/default_geo_assets.dart';
+import 'package:hiddify/features/geo_asset/model/geo_asset_entity.dart';
+import 'package:hiddify/features/profile/model/profile_entity.dart';
+
+part 'app_database.g.dart';
+
+@DriftDatabase(tables: [ProfileEntries, GeoAssetEntries])
+class AppDatabase extends _$AppDatabase {
+  AppDatabase({required QueryExecutor connection}) : super(connection);
+
+  AppDatabase.connect() : super(openConnection());
+
+  @override
+  int get schemaVersion => 3;
+
+  @override
+  MigrationStrategy get migration {
+    return MigrationStrategy(
+      onCreate: (Migrator m) async {
+        await m.createAll();
+        await _prePopulateGeoAssets();
+      },
+      onUpgrade: stepByStep(
+        // add type column to profile entries table
+        // make url column nullable
+        from1To2: (m, schema) async {
+          await m.alterTable(
+            TableMigration(
+              schema.profileEntries,
+              columnTransformer: {
+                schema.profileEntries.type: const Constant<String>("remote"),
+              },
+              newColumns: [schema.profileEntries.type],
+            ),
+          );
+        },
+        from2To3: (m, schema) async {
+          await m.createTable(schema.geoAssetEntries);
+          await _prePopulateGeoAssets();
+        },
+      ),
+    );
+  }
+
+  Future<void> _prePopulateGeoAssets() async {
+    await transaction(() async {
+      final geoAssets = defaultGeoAssets.map((e) => e.toEntry());
+      for (final geoAsset in geoAssets) {
+        await into(geoAssetEntries).insert(geoAsset);
+      }
+    });
+  }
+}