Cleanup and update backup page [skip ci]

lib/src/screens/backup/backup_page.dart

@@ -26,12 +26,6 @@ class BackupPage extends BasePage {
   @override
   String get title => S.current.backup;
 
-  @override
-  Widget trailing(BuildContext context) => TrailButton(
-      caption: S.of(context).change_password,
-      onPressed: () => Navigator.of(context).pushNamed(Routes.editBackupPassword),
-      textColor: Palette.blueCraiola);
-
   @override
   Widget body(BuildContext context) {
     return Stack(
@@ -53,7 +47,9 @@ class BackupPage extends BasePage {
                           builder: (_) => GestureDetector(
                                 onTap: () {
                                   ClipboardUtil.setSensitiveDataToClipboard(
-                                      ClipboardData(text: backupViewModelBase.backupPassword));
+                                      ClipboardData(
+                                          text: backupViewModelBase
+                                              .backupPassword));
                                   showBar<void>(
                                       context,
                                       S.of(context).transaction_details_copied(
@@ -74,15 +70,25 @@ class BackupPage extends BasePage {
                       ))
                 ]))),
         Positioned(
-          child: Observer(
+          child: Column(children: [
-            builder: (_) => LoadingPrimaryButton(
+            PrimaryButton(
-              isLoading: backupViewModelBase.state is IsExecutingState,
+              onPressed: () =>
-              onPressed: () => onExportBackup(context),
+                  Navigator.of(context).pushNamed(Routes.editBackupPassword),
-              text: S.of(context).export_backup,
+              text: S.of(context).change_password,
-              color: Theme.of(context).primaryColor,
+              color: Theme.of(context).cardColor,
               textColor: Colors.white,
             ),
-          ),
+            SizedBox(height: 10),
+            Observer(
+              builder: (_) => LoadingPrimaryButton(
+                isLoading: backupViewModelBase.state is IsExecutingState,
+                onPressed: () => onExportBackup(context),
+                text: S.of(context).export_backup,
+                color: Theme.of(context).primaryColor,
+                textColor: Colors.white,
+              ),
+            ),
+          ]),
           bottom: 24,
           left: 24,
           right: 24,
@@ -130,7 +136,8 @@ class BackupPage extends BasePage {
               rightButtonText: S.of(context).save_to_downloads,
               leftButtonText: S.of(context).share,
               actionRightButton: () async {
-                await backupViewModelBase.saveToDownload(backup.name, backup.content);
+                await backupViewModelBase.saveToDownload(
+                    backup.name, backup.content);
                 Navigator.of(dialogContext).pop();
               },
               actionLeftButton: () async {
@@ -142,13 +149,15 @@ class BackupPage extends BasePage {
 
   Future<void> share(BackupExportFile backup, BuildContext context) async {
     final path = await backupViewModelBase.saveBackupFileLocally(backup);
-    await ShareUtil.shareFile(filePath: path, fileName: backup.name, context: context);
+    await ShareUtil.shareFile(
+        filePath: path, fileName: backup.name, context: context);
     await backupViewModelBase.removeBackupFileLocally(backup);
   }
 
   Future<void> _saveFile(BackupExportFile backup) async {
-    String? outputFile = await FilePicker.platform
+    String? outputFile = await FilePicker.platform.saveFile(
-        .saveFile(dialogTitle: 'Save Your File to desired location', fileName: backup.name);
+        dialogTitle: 'Save Your File to desired location',
+        fileName: backup.name);
 
     try {
       File returnedFile = File(outputFile!);

lib/src/screens/exchange/exchange_page.dart

@@ -178,7 +178,7 @@ class ExchangePage extends BasePage {
                     children: <Widget>[
                       _exchangeCardsSection(context),
                       Padding(
-                          padding: EdgeInsets.only(top: 24, left: 24),
+                          padding: EdgeInsets.only(top: 12, left: 24),
                           child: Row(
                             mainAxisAlignment: MainAxisAlignment.start,
                             children: [

lib/src/screens/exchange/widgets/exchange_card.dart

@@ -196,6 +196,7 @@ class ExchangeCardState<T extends Currency> extends State<ExchangeCard<T>> {
         Row(
           mainAxisAlignment: MainAxisAlignment.start,
           children: <Widget>[
+            SizedBox(height: 40),
             Text(
               key: ValueKey('${_cardInstanceName}_title_key'),
               _title,
@@ -273,7 +274,7 @@ class ExchangeCardState<T extends Currency> extends State<ExchangeCard<T>> {
             ? FocusTraversalOrder(
                 order: NumericFocusOrder(2),
                 child: Padding(
-                  padding: widget.addressRowPadding ?? EdgeInsets.only(top: 20),
+                  padding: widget.addressRowPadding ?? EdgeInsets.only(top: 0),
                   child: AddressTextField(
                       addressKey: ValueKey('${_cardInstanceName}_editable_address_textfield_key'),
                       focusNode: widget.addressFocusNode,
@@ -313,7 +314,7 @@ class ExchangeCardState<T extends Currency> extends State<ExchangeCard<T>> {
         )
             : Offstage()
             : Padding(
-                padding: EdgeInsets.only(top: 10),
+                padding: EdgeInsets.only(top: 0),
                 child: Builder(
                     builder: (context) => Stack(children: <Widget>[
                           FocusTraversalOrder(

lib/src/screens/exchange/widgets/mobile_exchange_cards_section.dart

@@ -23,7 +23,7 @@ class MobileExchangeCardsSection extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Container(
-      padding: EdgeInsets.only(bottom: isBuySellOption ? 8 : 32, top: 12),
+      padding: EdgeInsets.only(bottom: isBuySellOption ? 16 : 16),
       decoration: BoxDecoration(
         borderRadius: BorderRadius.only(
           bottomLeft: Radius.circular(24),
@@ -54,7 +54,7 @@ class MobileExchangeCardsSection extends StatelessWidget {
                 end: Alignment.bottomRight,
               ),
             ),
-            padding: EdgeInsets.fromLTRB(24, 90, 24, isBuySellOption ? 8 : 32),
+            padding: EdgeInsets.fromLTRB(24, 90, 24, isBuySellOption ? 24 : 16),
             child: Column(
               children: [
                 if (isBuySellOption) Column(

lib/src/screens/receive/widgets/currency_input_field.dart

@@ -139,7 +139,7 @@ class CurrencyAmountTextField extends StatelessWidget {
       ],
     );
     return Padding(
-      padding: padding ?? const EdgeInsets.only(top: 20),
+      padding: padding ?? const EdgeInsets.only(top: 0),
       child: Row(
         children: [
           isSelected

lib/view_model/settings/other_settings_view_model.dart

@@ -60,10 +60,6 @@ abstract class OtherSettingsViewModelBase with Store {
   bool get changeRepresentativeEnabled =>
       _wallet.type == WalletType.nano || _wallet.type == WalletType.banano;
 
-  @computed
-  bool get showAddressBookPopup => _settingsStore.showAddressBookPopupEnabled;
-
-
   @computed
   bool get displayTransactionPriority => !(changeRepresentativeEnabled ||
       _wallet.type == WalletType.solana ||
@@ -118,9 +114,6 @@ abstract class OtherSettingsViewModelBase with Store {
     return customItem != null ? priorities.indexOf(customItem) : null;
   }
 
-  @action
-  void setShowAddressBookPopup(bool value) => _settingsStore.showAddressBookPopupEnabled = value;
-
   int? get maxCustomFeeRate {
     if (_wallet.type == WalletType.bitcoin) {
       return bitcoin!.getMaxCustomFeeRate(_wallet);