refactor: base_page improvements and simplify

lib/src/screens/base_page.dart

@@ -1,7 +1,6 @@
 import 'package:cake_wallet/themes/theme_base.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:cake_wallet/palette.dart';
 import 'package:cake_wallet/di.dart';
 import 'package:cake_wallet/store/settings_store.dart';
 import 'package:cake_wallet/src/widgets/nav_bar.dart';
@@ -9,23 +8,23 @@ import 'package:cake_wallet/src/widgets/nav_bar.dart';
 enum AppBarStyle { regular, withShadow, transparent }
 
 abstract class BasePage extends StatelessWidget {
-  BasePage()
-      : _scaffoldKey = GlobalKey<ScaffoldState>();
+  BasePage() : _scaffoldKey = GlobalKey<ScaffoldState>();
   final GlobalKey<ScaffoldState> _scaffoldKey;
 
-  final Image closeButtonImage =
-    Image.asset('assets/images/close_button.png');
+  final Image closeButtonImage = Image.asset('assets/images/close_button.png');
   final Image closeButtonImageDarkTheme =
-    Image.asset('assets/images/close_button_dark_theme.png');
+      Image.asset('assets/images/close_button_dark_theme.png');
 
   String? get title => null;
 
-  Color get backgroundLightColor => Colors.white;
+  Color? get backgroundLightColor => null;
 
-  Color get backgroundDarkColor => PaletteDark.backgroundColor;
+  Color? get backgroundDarkColor => null;
 
   Color? get titleColor => null;
 
+  bool get gradientBackground => false;
+
   bool get resizeToAvoidBottomInset => true;
 
   bool get extendBodyBehindAppBar => false;
@@ -42,15 +41,39 @@ abstract class BasePage extends StatelessWidget {
 
   void onClose(BuildContext context) => Navigator.of(context).pop();
 
+  Color pageBackgroundColor(BuildContext context) =>
+      (currentTheme.type == ThemeType.dark
+          ? backgroundDarkColor
+          : backgroundLightColor) ??
+      (gradientBackground && currentTheme.type == ThemeType.bright
+          ? Colors.transparent
+          : Theme.of(context).colorScheme.background);
+
+  Color? pageIconColor(BuildContext context) =>
+      titleColor ??
+      (gradientBackground
+          ? Theme.of(context).primaryTextTheme.titleLarge!.color!
+          : Theme.of(context).primaryTextTheme.titleLarge!.color!);
+
+  Widget closeButton(BuildContext context) => Image.asset(
+        currentTheme.type == ThemeType.dark
+            ? 'assets/images/close_button_dark_theme.png'
+            : 'assets/images/close_button.png',
+        color: pageIconColor(context),
+        height: 16,
+      );
+
+  Widget backButton(BuildContext context) => Icon(
+        Icons.arrow_back_ios,
+        color: pageIconColor(context),
+        size: 16,
+      );
+
   Widget? leading(BuildContext context) {
     if (ModalRoute.of(context)?.isFirst ?? true) {
       return null;
     }
 
-    final _backButton = Icon(Icons.arrow_back_ios,
-      color: titleColor ?? Theme.of(context).primaryTextTheme!.titleLarge!.color!,
-      size: 16,);
-
     return MergeSemantics(
       child: SizedBox(
         height: 37,
@@ -65,7 +88,7 @@ abstract class BasePage extends StatelessWidget {
                     (states) => Colors.transparent),
               ),
               onPressed: () => onClose(context),
-              child: _backButton,
+              child: backButton(context),
             ),
           ),
         ),
@@ -83,7 +106,7 @@ abstract class BasePage extends StatelessWidget {
                 fontWeight: FontWeight.bold,
                 fontFamily: 'Lato',
                 color: titleColor ??
-                    Theme.of(context).primaryTextTheme!.titleLarge!.color!),
+                    Theme.of(context).primaryTextTheme.titleLarge!.color!),
           );
   }
 
@@ -92,8 +115,7 @@ abstract class BasePage extends StatelessWidget {
   Widget? floatingActionButton(BuildContext context) => null;
 
   ObstructingPreferredSizeWidget appBar(BuildContext context) {
-    final appBarColor = currentTheme.type == ThemeType.dark
-        ? backgroundDarkColor : backgroundLightColor;
+    final appBarColor = pageBackgroundColor(context);
 
     switch (appBarStyle) {
       case AppBarStyle.regular:
@@ -138,12 +160,9 @@ abstract class BasePage extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final _backgroundColor = currentTheme.type == ThemeType.dark
-        ? backgroundDarkColor : backgroundLightColor;
-
     final root = Scaffold(
         key: _scaffoldKey,
-        backgroundColor: _backgroundColor,
+        backgroundColor: pageBackgroundColor(context),
         resizeToAvoidBottomInset: resizeToAvoidBottomInset,
         extendBodyBehindAppBar: extendBodyBehindAppBar,
         endDrawer: endDrawer,

lib/src/screens/dashboard/dashboard_page.dart

@@ -66,11 +66,7 @@ class _DashboardPageView extends BasePage {
   final BalancePage balancePage;
 
   @override
-  Color get backgroundLightColor =>
-      currentTheme.type == ThemeType.bright ? Colors.transparent : Colors.white;
-
-  @override
-  Color get backgroundDarkColor => Colors.transparent;
+  bool get gradientBackground => true;
 
   @override
   Widget Function(BuildContext, Widget) get rootWrapper =>

lib/src/screens/dashboard/widgets/address_page.dart

@@ -50,11 +50,11 @@ class AddressPage extends BasePage {
   final FocusNode _cryptoAmountFocus;
 
   @override
-  Color get backgroundLightColor =>
-      currentTheme.type == ThemeType.bright ? Colors.transparent : Colors.white;
+  bool get gradientBackground => true;
 
   @override
-  Color get backgroundDarkColor => Colors.transparent;
+  Color? get titleColor =>
+      currentTheme.themeData.accentTextTheme.displayMedium!.backgroundColor;
 
   @override
   bool get resizeToAvoidBottomInset => false;
@@ -63,18 +63,6 @@ class AddressPage extends BasePage {
 
   @override
   Widget? leading(BuildContext context) {
-    final _backButton = Icon(
-      Icons.arrow_back_ios,
-      color: Theme.of(context)
-          .accentTextTheme!
-          .displayMedium!
-          .backgroundColor!,
-      size: 16,
-    );
-    final _closeButton = currentTheme.type == ThemeType.dark
-        ? closeButtonImageDarkTheme
-        : closeButtonImage;
-
     bool isMobileView = ResponsiveLayoutUtil.instance.isMobile;
 
     return MergeSemantics(
@@ -91,7 +79,7 @@ class AddressPage extends BasePage {
                     (states) => Colors.transparent),
               ),
               onPressed: () => onClose(context),
-              child: !isMobileView ? _closeButton : _backButton,
+              child: !isMobileView ? closeButton(context) : backButton(context),
             ),
           ),
         ),
@@ -100,11 +88,9 @@ class AddressPage extends BasePage {
   }
 
   @override
-  Widget middle(BuildContext context) =>
-      PresentReceiveOptionPicker(
-        receiveOptionViewModel: receiveOptionViewModel,
-        hasWhiteBackground: currentTheme.type == ThemeType.light,
-      );
+  Widget middle(BuildContext context) => PresentReceiveOptionPicker(
+      receiveOptionViewModel: receiveOptionViewModel,
+      gradientBackground: gradientBackground);
 
   @override
   Widget Function(BuildContext, Widget) get rootWrapper =>
@@ -127,14 +113,7 @@ class AddressPage extends BasePage {
             context: context,
           );
         },
-        icon: Icon(
-          Icons.share,
-          size: 20,
-          color: Theme.of(context)
-              .accentTextTheme!
-              .displayMedium!
-              .backgroundColor!,
-        ),
+        icon: Icon(Icons.share, size: 20, color: pageIconColor(context)),
       ),
     );
   }

lib/src/screens/dashboard/widgets/balance_page.dart

@@ -15,8 +15,8 @@ class BalancePage extends StatelessWidget {
   final DashboardViewModel dashboardViewModel;
   final SettingsStore settingsStore;
 
-  Color get backgroundLightColor =>
-      settingsStore.currentTheme.type == ThemeType.bright ? Colors.transparent : Colors.white;
+  @override
+  bool get gradientBackground => true;
 
   @override
   Widget build(BuildContext context) {

lib/src/screens/dashboard/widgets/present_receive_option_picker.dart

@@ -10,14 +10,14 @@ import 'package:cake_wallet/generated/i18n.dart';
 
 class PresentReceiveOptionPicker extends StatelessWidget {
   PresentReceiveOptionPicker(
-      {required this.receiveOptionViewModel, this.hasWhiteBackground = false});
+      {required this.receiveOptionViewModel, this.gradientBackground = false});
 
   final ReceiveOptionViewModel receiveOptionViewModel;
-  final bool hasWhiteBackground;
+  final bool gradientBackground;
 
   @override
   Widget build(BuildContext context) {
-    final textIconTheme = hasWhiteBackground
+    final textIconTheme = gradientBackground
         ? Theme.of(context)
             .accentTextTheme!
             .displayMedium!

lib/src/screens/ionia/cards/ionia_manage_cards_page.dart

@@ -38,10 +38,7 @@ class IoniaManageCardsPage extends BasePage {
   final _searchController = TextEditingController();
 
   @override
-  Color get backgroundLightColor => currentTheme.type == ThemeType.bright ? Colors.transparent : Colors.white;
-
-  @override
-  Color get backgroundDarkColor => Colors.transparent;
+  bool get gradientBackground => true;
 
   @override
   Color get titleColor => currentTheme.type == ThemeType.bright ? Colors.white : Colors.black;

lib/src/screens/receive/anonpay_receive_page.dart

@@ -9,7 +9,6 @@ import 'package:cake_wallet/src/widgets/gradient_background.dart';
 import 'package:cake_wallet/src/screens/receive/widgets/anonpay_status_section.dart';
 import 'package:cake_wallet/src/screens/receive/widgets/qr_image.dart';
 import 'package:cake_wallet/src/screens/receive/widgets/copy_link_item.dart';
-import 'package:cake_wallet/themes/theme_base.dart';
 import 'package:device_display_brightness/device_display_brightness.dart';
 import 'package:flutter/material.dart';
 import 'package:qr_flutter/qr_flutter.dart' as qr;
@@ -23,11 +22,7 @@ class AnonPayReceivePage extends BasePage {
   String get title => S.current.receive;
 
   @override
-  Color get backgroundLightColor =>
-      currentTheme.type == ThemeType.bright ? Colors.transparent : Colors.white;
-
-  @override
-  Color get backgroundDarkColor => Colors.transparent;
+  bool get gradientBackground => true;
 
   @override
   bool get resizeToAvoidBottomInset => false;

lib/src/screens/receive/fullscreen_qr_page.dart

@@ -1,7 +1,6 @@
 import 'package:cake_wallet/entities/qr_view_data.dart';
 import 'package:cake_wallet/src/widgets/gradient_background.dart';
 import 'package:cake_wallet/src/screens/receive/widgets/qr_image.dart';
-import 'package:cake_wallet/themes/theme_base.dart';
 import 'package:flutter/material.dart';
 import 'package:cake_wallet/src/screens/base_page.dart';
 
@@ -11,10 +10,7 @@ class FullscreenQRPage extends BasePage {
   final QrViewData qrViewData;
 
   @override
-  Color get backgroundLightColor => currentTheme.type == ThemeType.bright ? Colors.transparent : Colors.white;
-
-  @override
-  Color get backgroundDarkColor => Colors.transparent;
+  bool get gradientBackground => true;
 
   @override
   bool get resizeToAvoidBottomInset => false;

lib/src/screens/receive/receive_page.dart

@@ -42,11 +42,7 @@ class ReceivePage extends BasePage {
   String get title => S.current.receive;
 
   @override
-  Color get backgroundLightColor =>
-      currentTheme.type == ThemeType.bright ? Colors.transparent : Colors.white;
-
-  @override
-  Color get backgroundDarkColor => Colors.transparent;
+  bool get gradientBackground => true;
 
   @override
   bool get resizeToAvoidBottomInset => false;
@@ -65,10 +61,7 @@ class ReceivePage extends BasePage {
           fontSize: 18.0,
           fontWeight: FontWeight.bold,
           fontFamily: 'Lato',
-          color: Theme.of(context)
-              .accentTextTheme!
-              .displayMedium!
-              .backgroundColor!),
+          color: pageIconColor(context)),
     );
   }
 
@@ -98,10 +91,7 @@ class ReceivePage extends BasePage {
             icon: Icon(
               Icons.share,
               size: 20,
-              color: Theme.of(context)
-                  .accentTextTheme!
-                  .displayMedium!
-                  .backgroundColor!,
+              color: pageIconColor(context),
             ),
           ),
         ));