refactor delete hive boxes in prep for hive->isar migration

(cherry picked from commit 9513b20)

Author: julian-CStack

lib/db/hive/db.dart

@@ -243,6 +243,36 @@ class DB {
 
   Future<void> deleteBoxFromDisk({required String boxName}) async =>
       await mutex.protect(() async => await Hive.deleteBoxFromDisk(boxName));
+
+  ///////////////////////////////////////////////////////////////////////////
+  Future<bool> deleteEverything() async {
+    try {
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameAddressBook);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameDebugInfo);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameNodeModels);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNamePrimaryNodes);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameAllWalletsData);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameNotifications);
+      await DB.instance
+          .deleteBoxFromDisk(boxName: DB.boxNameWatchedTransactions);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameWatchedTrades);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameTrades);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameTradesV2);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameTradeNotes);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameTradeLookup);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameFavoriteWallets);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNamePrefs);
+      await DB.instance
+          .deleteBoxFromDisk(boxName: DB.boxNameWalletsToDeleteOnStart);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNamePriceCache);
+      await DB.instance.deleteBoxFromDisk(boxName: DB.boxNameDBInfo);
+      await DB.instance.deleteBoxFromDisk(boxName: "theme");
+      return true;
+    } catch (e, s) {
+      Logging.instance.log("$e $s", level: LogLevel.Error);
+      return false;
+    }
+  }
 }
 
 abstract class DBKeys {

lib/pages/settings_views/global_settings_view/delete_account_view.dart

@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
+import 'package:stackduo/db/hive/db.dart';
 import 'package:stackduo/pages/intro_view.dart';
-import 'package:stackduo/utilities/delete_everything.dart';
-import 'package:stackduo/utilities/text_styles.dart';
 import 'package:stackduo/themes/stack_colors.dart';
+import 'package:stackduo/utilities/text_styles.dart';
 import 'package:stackduo/utilities/util.dart';
 import 'package:stackduo/widgets/custom_buttons/app_bar_icon_button.dart';
 import 'package:stackduo/widgets/desktop/desktop_app_bar.dart';
@@ -26,7 +26,7 @@ class _DeleteAccountViewState extends State<DeleteAccountView> {
   Future<void> onConfirmDeleteAccount() async {
     // TODO delete everything then pop to intro view
 
-    await showDialog(
+    await showDialog<void>(
       barrierDismissible: true,
       context: context,
       builder: (_) => StackDialog(
@@ -51,12 +51,14 @@ class _DeleteAccountViewState extends State<DeleteAccountView> {
               .extension<StackColors>()!
               .getPrimaryEnabledButtonStyle(context),
           onPressed: () async {
-            await deleteEverything();
+            await DB.instance.deleteEverything();
 
-            await Navigator.of(context).pushNamedAndRemoveUntil(
-              IntroView.routeName,
-              (route) => false,
-            );
+            if (mounted) {
+              await Navigator.of(context).pushNamedAndRemoveUntil(
+                IntroView.routeName,
+                (route) => false,
+              );
+            }
           },
           child: Text(
             "Delete",
@@ -72,7 +74,7 @@ class _DeleteAccountViewState extends State<DeleteAccountView> {
     return MasterScaffold(
       isDesktop: isDesktop,
       appBar: isDesktop
-          ? DesktopAppBar(isCompactHeight: true)
+          ? const DesktopAppBar(isCompactHeight: true)
           : AppBar(
               leading: AppBarBackButton(
                 onPressed: () async {