update

lib/data/database/app_database.dart

@@ -13,12 +13,15 @@ class AppDatabase extends _$AppDatabase {
   AppDatabase() : super(_openConnection());
 
   @override
-  int get schemaVersion => 4;
+  int get schemaVersion => 5;
 
   @override
   MigrationStrategy get migration => MigrationStrategy(
     onUpgrade: (migrator, from, to) async {
+      print('--- DATABASE MIGRATION: from=$from to=$to ---');
+      
       if (from == 1) {
+        print('Migration: Creating accounts table');
         await migrator.createTable(accounts);
         await customStatement(
           'INSERT INTO accounts (name, is_main, currency, sort_order, created_at) '
@@ -26,11 +29,41 @@ class AppDatabase extends _$AppDatabase {
           ['main', 1, 'USD', 0, DateTime.now().millisecondsSinceEpoch],
         );
       }
+      
       if (from == 2) {
+        print('Migration: Adding currency column to accounts');
         await customStatement(
           'ALTER TABLE accounts ADD COLUMN currency TEXT NOT NULL DEFAULT "USD"',
         );
       }
+      
+      // Add account_id column to transactions if upgrading from version < 5
+      if (from < 5) {
+        print('Migration: Adding account_id column to transactions');
+        try {
+          // Check if column exists first
+          final result = await customSelect(
+            'PRAGMA table_info(transactions)',
+          ).get();
+          
+          final hasAccountId = result.any((row) => row.data['name'] == 'account_id');
+          
+          if (!hasAccountId) {
+            print('Migration: account_id column does not exist, adding it now');
+            await customStatement(
+              'ALTER TABLE transactions ADD COLUMN account_id INTEGER NOT NULL DEFAULT 1',
+            );
+            print('Migration: account_id column added successfully');
+          } else {
+            print('Migration: account_id column already exists, skipping');
+          }
+        } catch (e) {
+          print('Migration: Error adding account_id column: $e');
+          // If the column already exists, this will fail, which is fine
+        }
+      }
+      
+      print('--- DATABASE MIGRATION: COMPLETE ---');
     },
   );
 

lib/data/database/app_database.g.dart

@@ -122,7 +122,8 @@ class $TransactionsTable extends Transactions
     aliasedName,
     false,
     type: DriftSqlType.int,
-    requiredDuringInsert: true,
+    requiredDuringInsert: false,
+    defaultValue: const Constant(1),
   );
   static const VerificationMeta _createdAtMeta = const VerificationMeta(
     'createdAt',
@@ -241,8 +242,6 @@ class $TransactionsTable extends Transactions
         _accountIdMeta,
         accountId.isAcceptableOrUnknown(data['account_id']!, _accountIdMeta),
       );
-    } else if (isInserting) {
-      context.missing(_accountIdMeta);
     }
     if (data.containsKey('created_at')) {
       context.handle(
@@ -567,15 +566,14 @@ class TransactionsCompanion extends UpdateCompanion<Transaction> {
     this.lastOccurrence = const Value.absent(),
     this.currency = const Value.absent(),
     this.currencyCode = const Value.absent(),
-    required int accountId,
+    this.accountId = const Value.absent(),
     this.createdAt = const Value.absent(),
     this.rowid = const Value.absent(),
   }) : id = Value(id),
        amount = Value(amount),
        category = Value(category),
        type = Value(type),
-       date = Value(date),
-       accountId = Value(accountId);
+       date = Value(date);
   static Insertable<Transaction> custom({
     Expression<String>? id,
     Expression<double>? amount,
@@ -2324,7 +2322,7 @@ typedef $$TransactionsTableCreateCompanionBuilder =
       Value<DateTime?> lastOccurrence,
       Value<String> currency,
       Value<String> currencyCode,
-      required int accountId,
+      Value<int> accountId,
       Value<DateTime> createdAt,
       Value<int> rowid,
     });
@@ -2608,7 +2606,7 @@ class $$TransactionsTableTableManager
                 Value<DateTime?> lastOccurrence = const Value.absent(),
                 Value<String> currency = const Value.absent(),
                 Value<String> currencyCode = const Value.absent(),
-                required int accountId,
+                Value<int> accountId = const Value.absent(),
                 Value<DateTime> createdAt = const Value.absent(),
                 Value<int> rowid = const Value.absent(),
               }) => TransactionsCompanion.insert(

lib/data/database/tables.dart

@@ -12,7 +12,7 @@ class Transactions extends Table {
   DateTimeColumn get lastOccurrence => dateTime().nullable()();
   TextColumn get currency => text().withDefault(const Constant('\$'))();
   TextColumn get currencyCode => text().withDefault(const Constant('USD'))();
-  IntColumn get accountId => integer()();
+  IntColumn get accountId => integer().withDefault(const Constant(1))();
   DateTimeColumn get createdAt => dateTime().withDefault(currentDateAndTime)();
 
   @override