Implement account deletion

lib/database/sqlite.dart

@@ -179,7 +179,16 @@ class OkaneDatabase extends _$OkaneDatabase {
   }
 }
 
-@DriftAccessor(tables: [Accounts])
+@DriftAccessor(
+  tables: [
+    Accounts,
+    Transactions,
+    TransactionTemplates,
+    RecurringTransactions,
+    Budgets,
+    Beneficiaries,
+  ],
+)
 class AccountsDao extends DatabaseAccessor<OkaneDatabase>
     with _$AccountsDaoMixin {
   AccountsDao(OkaneDatabase db) : super(db);
@@ -195,6 +204,22 @@ class AccountsDao extends DatabaseAccessor<OkaneDatabase>
   Future<int> upsertAccount(AccountsCompanion account) {
     return into(accounts).insertOnConflictUpdate(account);
   }
+
+  Future<void> removeAccount(Account account) async {
+    // Delete dependent data
+    await (delete(transactions)
+      ..where((t) => t.accountId.equals(account.id))).go();
+    await (delete(recurringTransactions)
+      ..where((r) => r.accountId.equals(account.id))).go();
+    await (delete(transactionTemplates)
+      ..where((t) => t.accountId.equals(account.id))).go();
+    await (delete(budgets)..where((b) => b.accountId.equals(account.id))).go();
+    await (delete(beneficiaries)
+      ..where((b) => b.accountId.equals(account.id))).go();
+
+    // Delete the account
+    await (delete(accounts)..where((a) => a.id.equals(account.id))).go();
+  }
 }
 
 enum TransactionQueryDateOption { thisMonth }

lib/database/sqlite.g.dart

@@ -8190,6 +8190,15 @@ class $OkaneDatabaseManager {
 
 mixin _$AccountsDaoMixin on DatabaseAccessor<OkaneDatabase> {
   $AccountsTable get accounts => attachedDatabase.accounts;
+  $ExpenseCategoriesTable get expenseCategories =>
+      attachedDatabase.expenseCategories;
+  $BeneficiariesTable get beneficiaries => attachedDatabase.beneficiaries;
+  $TransactionsTable get transactions => attachedDatabase.transactions;
+  $TransactionTemplatesTable get transactionTemplates =>
+      attachedDatabase.transactionTemplates;
+  $RecurringTransactionsTable get recurringTransactions =>
+      attachedDatabase.recurringTransactions;
+  $BudgetsTable get budgets => attachedDatabase.budgets;
 }
 mixin _$BeneficiariesDaoMixin on DatabaseAccessor<OkaneDatabase> {
   $AccountsTable get accounts => attachedDatabase.accounts;

lib/ui/state/core.dart

@@ -193,8 +193,7 @@ class CoreCubit extends Cubit<CoreState> {
 
     cancelStreams();
     try {
-      // TODO
-      //await db.deleteAccount(account);
+      await GetIt.I.get<OkaneDatabase>().accountsDao.removeAccount(account);
     } finally {
       emit(state.copyWith(isDeletingAccount: false));
     }