feat(spl): add sol tokens to add wallet list

diff --git a/lib/models/add_wallet_list_entity/sub_classes/sol_token_entity.dart b/lib/models/add_wallet_list_entity/sub_classes/sol_token_entity.dart
new file mode 100644
index 0000000..f7a35ca
--- /dev/null
+++ b/lib/models/add_wallet_list_entity/sub_classes/sol_token_entity.dart
@@ -0,0 +1,31 @@
+/*
+ * This file is part of Stack Wallet.
+ *
+ * Copyright (c) 2023 Cypher Stack
+ * All Rights Reserved.
+ * The code is distributed under GPLv3 license, see LICENSE file for details.
+ *
+ */
+
+import '../add_wallet_list_entity.dart';
+import '../../isar/models/solana/spl_token.dart';
+import '../../../wallets/crypto_currency/crypto_currency.dart';
+
+class SolTokenEntity extends AddWalletListEntity {
+  SolTokenEntity(this.token);
+
+  final SplToken token;
+
+  @override
+  CryptoCurrency get cryptoCurrency => Solana(CryptoCurrencyNetwork.main);
+
+  @override
+  String get name => token.name;
+
+  @override
+  String get ticker => token.symbol;
+
+  @override
+  List<Object?> get props =>
+      [cryptoCurrency.identifier, name, ticker, token.address];
+}
diff --git a/lib/pages/add_wallet_views/add_wallet_view/add_wallet_view.dart b/lib/pages/add_wallet_views/add_wallet_view/add_wallet_view.dart
index 4d289a4..56012c8 100644
--- a/lib/pages/add_wallet_views/add_wallet_view/add_wallet_view.dart
+++ b/lib/pages/add_wallet_views/add_wallet_view/add_wallet_view.dart
@@ -20,13 +20,16 @@ import '../../../db/isar/main_db.dart';
 import '../../../models/add_wallet_list_entity/add_wallet_list_entity.dart';
 import '../../../models/add_wallet_list_entity/sub_classes/coin_entity.dart';
 import '../../../models/add_wallet_list_entity/sub_classes/eth_token_entity.dart';
+import '../../../models/add_wallet_list_entity/sub_classes/sol_token_entity.dart';
 import '../../../models/isar/models/ethereum/eth_contract.dart';
+import '../../../models/isar/models/solana/spl_token.dart';
 import '../../../pages_desktop_specific/my_stack_view/exit_to_my_stack_button.dart';
 import '../../../providers/providers.dart';
 import '../../../themes/stack_colors.dart';
 import '../../../utilities/assets.dart';
 import '../../../utilities/constants.dart';
 import '../../../utilities/default_eth_tokens.dart';
+import '../../../utilities/default_spl_tokens.dart';
 import '../../../utilities/text_styles.dart';
 import '../../../utilities/util.dart';
 import '../../../wallets/crypto_currency/crypto_currency.dart';
@@ -41,6 +44,7 @@ import '../../../widgets/rounded_white_container.dart';
 import '../../../widgets/stack_text_field.dart';
 import '../../../widgets/textfield_icon_button.dart';
 import '../add_token_view/add_custom_token_view.dart';
+import '../add_token_view/add_custom_solana_token_view.dart';
 import '../add_token_view/sub_widgets/add_custom_token_selector.dart';
 import 'sub_widgets/add_wallet_text.dart';
 import 'sub_widgets/expanding_sub_list_item.dart';
@@ -68,6 +72,7 @@ class _AddWalletViewState extends ConsumerState<AddWalletView> {
   final List<AddWalletListEntity> coinEntities = [];
   final List<AddWalletListEntity> coinTestnetEntities = [];
   final List<EthTokenEntity> tokenEntities = [];
+  final List<SolTokenEntity> solTokenEntities = [];
 
   final bool isDesktop = Util.isDesktop;
 
@@ -84,6 +89,8 @@ class _AddWalletViewState extends ConsumerState<AddWalletView> {
             e.name.toLowerCase().contains(lowercaseTerm) ||
             e.cryptoCurrency.identifier.toLowerCase().contains(lowercaseTerm) ||
             (e is EthTokenEntity &&
+                e.token.address.toLowerCase().contains(lowercaseTerm)) ||
+            (e is SolTokenEntity &&
                 e.token.address.toLowerCase().contains(lowercaseTerm)),
       );
     }
@@ -125,6 +132,38 @@ class _AddWalletViewState extends ConsumerState<AddWalletView> {
     }
   }
 
+  Future<void> _addSolToken() async {
+    SplToken? token;
+    if (isDesktop) {
+      token = await showDialog(
+        context: context,
+        builder:
+            (context) => const DesktopDialog(
+              maxWidth: 580,
+              maxHeight: 500,
+              child: AddCustomSolanaTokenView(),
+            ),
+      );
+    } else {
+      token = await Navigator.of(
+        context,
+      ).pushNamed(AddCustomSolanaTokenView.routeName);
+    }
+
+    if (token != null) {
+      await MainDB.instance.putSplToken(token);
+      if (mounted) {
+        setState(() {
+          if (solTokenEntities
+              .where((e) => e.token.address == token!.address)
+              .isEmpty) {
+            solTokenEntities.add(SolTokenEntity(token!));
+          }
+        });
+      }
+    }
+  }
+
   @override
   void initState() {
     _searchFieldController = TextEditingController();
@@ -153,6 +192,20 @@ class _AddWalletViewState extends ConsumerState<AddWalletView> {
       tokenEntities.addAll(contracts.map((e) => EthTokenEntity(e)));
     }
 
+    if (AppConfig.coins.whereType<Solana>().isNotEmpty) {
+      // Add default tokens.
+      final defaultTokenAddresses = DefaultSplTokens.list.map((e) => e.address).toSet();
+      solTokenEntities.addAll(DefaultSplTokens.list.map((e) => SolTokenEntity(e)));
+
+      // Add custom tokens from database.
+      final allDatabaseTokens = MainDB.instance.getSplTokens().findAllSync();
+      for (final token in allDatabaseTokens) {
+        if (!defaultTokenAddresses.contains(token.address)) {
+          solTokenEntities.add(SolTokenEntity(token));
+        }
+      }
+    }
+
     WidgetsBinding.instance.addPostFrameCallback((_) {
       if (mounted) {
         ref.refresh(addWalletSelectedEntityStateProvider);
@@ -296,7 +349,7 @@ class _AddWalletViewState extends ConsumerState<AddWalletView> {
                                 ),
                               if (tokenEntities.isNotEmpty)
                                 ExpandingSubListItem(
-                                  title: "Tokens",
+                                  title: "Ethereum tokens",
                                   entities: filter(_searchTerm, tokenEntities),
                                   initialState: ExpandableState.expanded,
                                   animationDurationMultiplier: 0.5,
@@ -304,6 +357,16 @@ class _AddWalletViewState extends ConsumerState<AddWalletView> {
                                     addFunction: _addToken,
                                   ),
                                 ),
+                              if (solTokenEntities.isNotEmpty)
+                                ExpandingSubListItem(
+                                  title: "Solana tokens",
+                                  entities: filter(_searchTerm, solTokenEntities),
+                                  initialState: ExpandableState.expanded,
+                                  animationDurationMultiplier: 0.5,
+                                  trailing: AddCustomTokenSelector(
+                                    addFunction: _addSolToken,
+                                  ),
+                                ),
                             ],
                           ),
                         ),
@@ -427,10 +490,16 @@ class _AddWalletViewState extends ConsumerState<AddWalletView> {
                               ),
                             if (tokenEntities.isNotEmpty)
                               ExpandingSubListItem(
-                                title: "Tokens",
+                                title: "Ethereum tokens",
                                 entities: filter(_searchTerm, tokenEntities),
                                 initialState: ExpandableState.expanded,
                               ),
+                            if (solTokenEntities.isNotEmpty)
+                              ExpandingSubListItem(
+                                title: "Solana tokens",
+                                entities: filter(_searchTerm, solTokenEntities),
+                                initialState: ExpandableState.expanded,
+                              ),
                           ],
                         ),
                       ),
diff --git a/lib/pages/add_wallet_views/add_wallet_view/sub_widgets/coin_select_item.dart b/lib/pages/add_wallet_views/add_wallet_view/sub_widgets/coin_select_item.dart
index 72adf39..4f860c1 100644
--- a/lib/pages/add_wallet_views/add_wallet_view/sub_widgets/coin_select_item.dart
+++ b/lib/pages/add_wallet_views/add_wallet_view/sub_widgets/coin_select_item.dart
@@ -17,6 +17,7 @@ import 'package:isar_community/isar.dart';
 
 import '../../../../models/add_wallet_list_entity/add_wallet_list_entity.dart';
 import '../../../../models/add_wallet_list_entity/sub_classes/eth_token_entity.dart';
+import '../../../../models/add_wallet_list_entity/sub_classes/sol_token_entity.dart';
 import '../../../../models/isar/exchange_cache/currency.dart';
 import '../../../../providers/providers.dart';
 import '../../../../services/exchange/change_now/change_now_exchange.dart';
@@ -27,6 +28,7 @@ import '../../../../utilities/assets.dart';
 import '../../../../utilities/constants.dart';
 import '../../../../utilities/text_styles.dart';
 import '../../../../utilities/util.dart';
+import '../../../../widgets/app_icon.dart';
 
 class CoinSelectItem extends ConsumerStatefulWidget {
   const CoinSelectItem({super.key, required this.entity});
@@ -69,6 +71,39 @@ class _CoinSelectItemState extends ConsumerState<CoinSelectItem> {
           });
         }
       });
+    } else if (widget.entity is SolTokenEntity) {
+      final solToken = (widget.entity as SolTokenEntity).token;
+
+      ExchangeDataLoadingService.instance.isar.then((isar) async {
+        final currency =
+            await isar.currencies
+                .where()
+                .exchangeNameEqualTo(ChangeNowExchange.exchangeName)
+                .filter()
+                .tokenContractEqualTo(
+                  solToken.address,
+                  caseSensitive: false,
+                )
+                .and()
+                .imageIsNotEmpty()
+                .findFirst();
+
+        if (mounted) {
+          WidgetsBinding.instance.addPostFrameCallback((_) {
+            if (mounted) {
+              setState(() {
+                // Use exchange cache image if available, otherwise use logoUri if it's a PNG.
+                String? fallbackUri;
+                if (solToken.logoUri != null &&
+                    solToken.logoUri!.endsWith('.png')) {
+                  fallbackUri = solToken.logoUri;
+                }
+                tokenImageUri = currency?.image ?? fallbackUri;
+              });
+            }
+          });
+        }
+      });
     }
   }
 
@@ -108,7 +143,12 @@ class _CoinSelectItemState extends ConsumerState<CoinSelectItem> {
           child: Row(
             children: [
               tokenImageUri != null
-                  ? SvgPicture.network(tokenImageUri!, width: 26, height: 26)
+                  ? SvgPicture.network(
+                    tokenImageUri!,
+                    width: 26,
+                    height: 26,
+                    placeholderBuilder: (_) => AppIcon(width: 26, height: 26),
+                  )
                   : SvgPicture.file(
                     File(
                       ref.watch(coinIconProvider(widget.entity.cryptoCurrency)),
diff --git a/lib/pages/add_wallet_views/add_wallet_view/sub_widgets/next_button.dart b/lib/pages/add_wallet_views/add_wallet_view/sub_widgets/next_button.dart
index 4447cc7..f88b491 100644
--- a/lib/pages/add_wallet_views/add_wallet_view/sub_widgets/next_button.dart
+++ b/lib/pages/add_wallet_views/add_wallet_view/sub_widgets/next_button.dart
@@ -11,8 +11,10 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import '../../../../models/add_wallet_list_entity/sub_classes/eth_token_entity.dart';
+import '../../../../models/add_wallet_list_entity/sub_classes/sol_token_entity.dart';
 import '../../create_or_restore_wallet_view/create_or_restore_wallet_view.dart';
 import '../../select_wallet_for_token_view.dart';
+import '../../select_wallet_for_sol_token_view.dart';
 import '../../../../providers/providers.dart';
 import '../../../../themes/stack_colors.dart';
 import '../../../../utilities/text_styles.dart';
@@ -42,6 +44,11 @@ class AddWalletNextButton extends ConsumerWidget {
                   SelectWalletForTokenView.routeName,
                   arguments: selectedCoin,
                 );
+              } else if (selectedCoin is SolTokenEntity) {
+                Navigator.of(context).pushNamed(
+                  SelectWalletForSolTokenView.routeName,
+                  arguments: selectedCoin,
+                );
               } else {
                 Navigator.of(context).pushNamed(
                   CreateOrRestoreWalletView.routeName,
diff --git a/lib/pages/add_wallet_views/select_wallet_for_sol_token_view.dart b/lib/pages/add_wallet_views/select_wallet_for_sol_token_view.dart
new file mode 100644
index 0000000..d5c012b
--- /dev/null
+++ b/lib/pages/add_wallet_views/select_wallet_for_sol_token_view.dart
@@ -0,0 +1,252 @@
+/*
+ * This file is part of Stack Wallet.
+ *
+ * Copyright (c) 2023 Cypher Stack
+ * All Rights Reserved.
+ * The code is distributed under GPLv3 license, see LICENSE file for details.
+ *
+ */
+
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../../models/add_wallet_list_entity/sub_classes/coin_entity.dart';
+import '../../models/add_wallet_list_entity/sub_classes/sol_token_entity.dart';
+import 'add_token_view/edit_wallet_tokens_view.dart';
+import 'create_or_restore_wallet_view/create_or_restore_wallet_view.dart';
+import 'verify_recovery_phrase_view/verify_recovery_phrase_view.dart';
+import '../../themes/stack_colors.dart';
+import '../../utilities/text_styles.dart';
+import '../../utilities/util.dart';
+import '../../wallets/isar/providers/all_wallets_info_provider.dart';
+import '../../wallets/isar/providers/wallet_info_provider.dart';
+import '../../widgets/background.dart';
+import '../../widgets/conditional_parent.dart';
+import '../../widgets/custom_buttons/app_bar_icon_button.dart';
+import '../../widgets/desktop/desktop_app_bar.dart';
+import '../../widgets/desktop/desktop_scaffold.dart';
+import '../../widgets/desktop/primary_button.dart';
+import '../../widgets/eth_wallet_radio.dart';
+import '../../widgets/rounded_container.dart';
+import '../../widgets/rounded_white_container.dart';
+import '../../widgets/wallet_info_row/wallet_info_row.dart';
+import 'package:tuple/tuple.dart';
+
+final newSolWalletTriggerTempUntilHiveCompletelyDeleted =
+    StateProvider((ref) => false);
+
+class SelectWalletForSolTokenView extends ConsumerStatefulWidget {
+  const SelectWalletForSolTokenView({
+    super.key,
+    required this.entity,
+  });
+
+  static const String routeName = "/selectWalletForSolTokenView";
+
+  final SolTokenEntity entity;
+
+  @override
+  ConsumerState<SelectWalletForSolTokenView> createState() =>
+      _SelectWalletForSolTokenViewState();
+}
+
+class _SelectWalletForSolTokenViewState
+    extends ConsumerState<SelectWalletForSolTokenView> {
+  final isDesktop = Util.isDesktop;
+
+  String? _selectedWalletId;
+
+  void _onContinue() {
+    Navigator.of(context).pushNamed(
+      EditWalletTokensView.routeName,
+      arguments: Tuple2(
+        _selectedWalletId!,
+        [widget.entity.token.address],
+      ),
+    );
+  }
+
+  void _onAddNewSolWallet() {
+    ref.read(newSolWalletTriggerTempUntilHiveCompletelyDeleted.notifier).state = true;
+    Navigator.of(context).pushNamed(
+      CreateOrRestoreWalletView.routeName,
+      arguments: CoinEntity(widget.entity.cryptoCurrency),
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final solWalletInfos = ref
+        .watch(pAllWalletsInfo)
+        .where((e) => e.coin == widget.entity.cryptoCurrency)
+        .toList();
+
+    final _hasSolWallets = solWalletInfos.isNotEmpty;
+
+    final List<String> solWalletIds = [];
+
+    for (final walletId in solWalletInfos.map((e) => e.walletId).toList()) {
+      final walletTokens = ref.read(pWalletTokenAddresses(walletId));
+      if (!walletTokens.contains(widget.entity.token.address)) {
+        solWalletIds.add(walletId);
+      }
+    }
+
+    return WillPopScope(
+      onWillPop: () async {
+        ref.read(newSolWalletTriggerTempUntilHiveCompletelyDeleted.notifier).state = false;
+        return true;
+      },
+      child: ConditionalParent(
+        condition: !isDesktop,
+        builder: (child) => Background(
+          child: Scaffold(
+            backgroundColor:
+                Theme.of(context).extension<StackColors>()!.background,
+            appBar: AppBar(
+              leading: AppBarBackButton(
+                onPressed: () {
+                  Navigator.of(context).pop();
+                },
+              ),
+            ),
+            body: SafeArea(
+              child: Padding(
+                padding: const EdgeInsets.all(16),
+                child: child,
+              ),
+            ),
+          ),
+        ),
+        child: ConditionalParent(
+          condition: isDesktop,
+          builder: (child) => DesktopScaffold(
+            appBar: const DesktopAppBar(
+              isCompactHeight: false,
+              leading: AppBarBackButton(),
+            ),
+            body: SizedBox(
+              width: 500,
+              child: child,
+            ),
+          ),
+          child: Column(
+            crossAxisAlignment: CrossAxisAlignment.stretch,
+            children: [
+              if (isDesktop)
+                const SizedBox(
+                  height: 24,
+                ),
+              Text(
+                "Select Solana wallet",
+                textAlign: TextAlign.center,
+                style: isDesktop
+                    ? STextStyles.desktopH2(context)
+                    : STextStyles.pageTitleH1(context),
+              ),
+              SizedBox(
+                height: isDesktop ? 16 : 8,
+              ),
+              Text(
+                "You are adding a Solana token.",
+                textAlign: TextAlign.center,
+                style: isDesktop
+                    ? STextStyles.desktopSubtitleH2(context)
+                    : STextStyles.subtitle(context),
+              ),
+              const SizedBox(
+                height: 8,
+              ),
+              Text(
+                "You must choose a Solana wallet in order to use ${widget.entity.name}",
+                textAlign: TextAlign.center,
+                style: isDesktop
+                    ? STextStyles.desktopSubtitleH2(context)
+                    : STextStyles.subtitle(context),
+              ),
+              SizedBox(
+                height: isDesktop ? 60 : 16,
+              ),
+              solWalletIds.isEmpty
+                  ? RoundedWhiteContainer(
+                      padding: EdgeInsets.all(isDesktop ? 16 : 12),
+                      child: Text(
+                        _hasSolWallets
+                            ? "All current Solana wallets already have ${widget.entity.name}"
+                            : "You do not have any Solana wallets",
+                        style: isDesktop
+                            ? STextStyles.desktopSubtitleH2(context)
+                            : STextStyles.label(context),
+                      ),
+                    )
+                  : ConditionalParent(
+                      condition: !isDesktop,
+                      builder: (child) => Expanded(
+                        child: Column(
+                          children: [
+                            RoundedWhiteContainer(
+                              padding: const EdgeInsets.all(8),
+                              child: child,
+                            ),
+                          ],
+                        ),
+                      ),
+                      child: ListView.separated(
+                        itemCount: solWalletIds.length,
+                        shrinkWrap: true,
+                        separatorBuilder: (_, __) => SizedBox(
+                          height: isDesktop ? 12 : 6,
+                        ),
+                        itemBuilder: (_, index) {
+                          return RoundedContainer(
+                            padding: EdgeInsets.all(isDesktop ? 16 : 8),
+                            onPressed: () {
+                              setState(() {
+                                _selectedWalletId = solWalletIds[index];
+                              });
+                            },
+                            color: isDesktop
+                                ? Theme.of(context)
+                                    .extension<StackColors>()!
+                                    .popupBG
+                                : _selectedWalletId == solWalletIds[index]
+                                    ? Theme.of(context)
+                                        .extension<StackColors>()!
+                                        .highlight
+                                    : Colors.transparent,
+                            child: isDesktop
+                                ? EthWalletRadio(
+                                    walletId: solWalletIds[index],
+                                    selectedWalletId: _selectedWalletId,
+                                  )
+                                : WalletInfoRow(
+                                    walletId: solWalletIds[index],
+                                  ),
+                          );
+                        },
+                      ),
+                    ),
+              if (solWalletIds.isEmpty || isDesktop)
+                const SizedBox(
+                  height: 16,
+                ),
+              if (isDesktop)
+                const SizedBox(
+                  height: 16,
+                ),
+              solWalletIds.isEmpty
+                  ? PrimaryButton(
+                      label: "Add new Solana wallet",
+                      onPressed: _onAddNewSolWallet,
+                    )
+                  : PrimaryButton(
+                      label: "Continue",
+                      enabled: _selectedWalletId != null,
+                      onPressed: _onContinue,
+                    ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}
diff --git a/lib/route_generator.dart b/lib/route_generator.dart
index 1a91b27..35bf76b 100644
--- a/lib/route_generator.dart
+++ b/lib/route_generator.dart
@@ -17,6 +17,7 @@ import 'app_config.dart';
 import 'db/drift/database.dart';
 import 'models/add_wallet_list_entity/add_wallet_list_entity.dart';
 import 'models/add_wallet_list_entity/sub_classes/eth_token_entity.dart';
+import 'models/add_wallet_list_entity/sub_classes/sol_token_entity.dart';
 import 'models/buy/response_objects/quote.dart';
 import 'models/exchange/incomplete_exchange.dart';
 import 'models/exchange/response_objects/trade.dart';
@@ -44,6 +45,7 @@ import 'pages/add_wallet_views/restore_wallet_view/restore_options_view/restore_
 import 'pages/add_wallet_views/restore_wallet_view/restore_view_only_wallet_view.dart';
 import 'pages/add_wallet_views/restore_wallet_view/restore_wallet_view.dart';
 import 'pages/add_wallet_views/select_wallet_for_token_view.dart';
+import 'pages/add_wallet_views/select_wallet_for_sol_token_view.dart';
 import 'pages/add_wallet_views/verify_recovery_phrase_view/verify_recovery_phrase_view.dart';
 import 'pages/address_book_views/address_book_view.dart';
 import 'pages/address_book_views/subviews/add_address_book_entry_view.dart';
@@ -396,6 +398,16 @@ class RouteGenerator {
         }
         return _routeError("${settings.name} invalid args: ${args.toString()}");
 
+      case SelectWalletForSolTokenView.routeName:
+        if (args is SolTokenEntity) {
+          return getRoute(
+            shouldUseMaterialRoute: useMaterialPageRoute,
+            builder: (_) => SelectWalletForSolTokenView(entity: args),
+            settings: RouteSettings(name: settings.name),
+          );
+        }
+        return _routeError("${settings.name} invalid args: ${args.toString()}");
+
       case AddCustomTokenView.routeName:
         return getRoute(
           shouldUseMaterialRoute: useMaterialPageRoute,