add edit/delete wallet option

add editWalletDetails widget
add delete method

lib/screens/preferences/edit_wallet.dart

@@ -0,0 +1,125 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:font_awesome_flutter/font_awesome_flutter.dart';
+import 'package:my_wit_wallet/util/get_localization.dart';
+
+import 'package:my_wit_wallet/shared/api_database.dart';
+import 'package:my_wit_wallet/shared/locator.dart';
+import 'package:my_wit_wallet/util/storage/database/wallet.dart';
+
+import 'package:my_wit_wallet/screens/dashboard/bloc/dashboard_bloc.dart';
+
+class EditWalletDetails extends StatefulWidget {
+  @override
+  State<StatefulWidget> createState() => EditWalletDetailsState();
+}
+
+class EditWalletDetailsState extends State<EditWalletDetails> {
+  late TextEditingController _nameController;
+  final _focusNode = FocusNode();
+  String _walletName = '';
+  String? errorText;
+  String? defaultWalletName;
+  bool editName = false;
+
+  void initState() {
+    super.initState();
+    _nameController = TextEditingController();
+    _nameController.value = TextEditingValue(
+        text: Locator.instance
+            .get<ApiDatabase>()
+            .walletStorage
+            .currentWallet
+            .name);
+    _walletName = _nameController.value.text;
+    defaultWalletName =
+        "wallet-${Locator.instance.get<ApiDatabase>().walletStorage.wallets.length + 1}";
+  }
+
+  Widget buildNameInputOrText(theme) {
+    IconButton editNameBtn = IconButton(
+        onPressed: () => {setState(() => editName = !editName)},
+        icon: Icon(FontAwesomeIcons.pen));
+
+    if (!editName) {
+      return Row(
+        mainAxisAlignment: MainAxisAlignment.spaceBetween,
+        children: [
+          Text(Locator.instance
+              .get<ApiDatabase>()
+              .walletStorage
+              .currentWallet
+              .name),
+          editNameBtn,
+        ],
+      );
+    }
+
+    void updateWalletName(String data) {
+      Wallet _wallet = Locator.instance
+          .get<ApiDatabase>()
+          .walletStorage
+          .currentWallet;
+      setState(() {
+        FocusManager.instance.primaryFocus?.unfocus();
+        _walletName = data;
+        Locator.instance.get<ApiDatabase>().deleteWallet(_wallet);
+        _wallet.name = _walletName;
+        Locator.instance.get<ApiDatabase>().addWallet(_wallet);
+        print(_wallet.jsonMap());
+        Locator.instance
+            .get<ApiDatabase>()
+            .walletStorage
+            .setCurrentWallet(_wallet.id);
+        editName = false;
+      });
+      BlocProvider.of<DashboardBloc>(context).add(
+          DashboardUpdateWalletEvent(
+              currentWallet: _wallet,
+              currentAddress: Locator.instance.get<ApiDatabase>().walletStorage.currentAccount.address));
+    }
+    return Row(
+        mainAxisSize: MainAxisSize.min,
+        mainAxisAlignment: MainAxisAlignment.spaceBetween,
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          Flexible(
+            child: TextField(
+              autofocus: true,
+              style: theme.textTheme.bodyText1,
+              decoration: InputDecoration(
+                hintText: localization.walletNameHint,
+                errorText: errorText,
+              ),
+              controller: _nameController,
+              focusNode: _focusNode,
+              onSubmitted: updateWalletName,
+              onChanged: (String value) {
+                setState(() {
+                  _walletName = value;
+                });
+              },
+            ),
+          ),
+          editNameBtn,
+        ]);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    return Column(
+      mainAxisSize: MainAxisSize.max,
+      mainAxisAlignment: MainAxisAlignment.spaceBetween,
+      crossAxisAlignment: CrossAxisAlignment.stretch,
+      children: [
+        Text("Edit Wallet Name",
+          style: theme.textTheme.titleMedium,
+        ),
+        SizedBox(height: 8),
+        buildNameInputOrText(theme),
+        SizedBox(height: 16),
+      ],
+    );
+  }
+}

lib/screens/preferences/wallet_config.dart

@@ -1,10 +1,19 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:my_wit_wallet/screens/preferences/edit_wallet.dart';
 import 'package:my_wit_wallet/screens/preferences/export_xprv.dart';
 import 'package:my_wit_wallet/screens/preferences/sign_message.dart';
+import 'package:my_wit_wallet/shared/api_database.dart';
 import 'package:my_wit_wallet/util/get_localization.dart';
 import 'package:my_wit_wallet/widgets/PaddedButton.dart';
 import 'package:my_wit_wallet/widgets/custom_divider.dart';
 
+import 'package:my_wit_wallet/bloc/crypto/crypto_bloc.dart';
+import 'package:my_wit_wallet/bloc/explorer/explorer_bloc.dart';
+import 'package:my_wit_wallet/shared/locator.dart';
+import 'package:my_wit_wallet/screens/dashboard/bloc/dashboard_bloc.dart';
+import 'package:my_wit_wallet/screens/login/bloc/login_bloc.dart';
+
 enum WalletConfigActions { exportXprv, signMsg }
 
 class WalletConfig extends StatefulWidget {
@@ -20,7 +29,7 @@ class WalletConfig extends StatefulWidget {
 
 class WalletConfigState extends State<WalletConfig> {
   WalletConfigActions? currentSetting;
-
+  ApiDatabase db = Locator.instance.get<ApiDatabase>();
   @override
   void initState() {
     super.initState();
@@ -59,6 +68,7 @@ class WalletConfigState extends State<WalletConfig> {
         padding: EdgeInsets.only(left: 8, right: 8),
         child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
           SizedBox(height: 24),
+          EditWalletDetails(),
           Text(
             localization.walletConfigHeader,
             style: theme.textTheme.titleMedium,
@@ -85,9 +95,36 @@ class WalletConfigState extends State<WalletConfig> {
               enabled: true,
               onPressed: () => _toggleSetting(WalletConfigActions.signMsg)),
           SizedBox(height: 16),
+          PaddedButton(
+              padding: EdgeInsets.only(bottom: 16, top: 16),
+              text: "Delete Wallet",
+              type: ButtonType.primary,
+              enabled: true,
+              onPressed: () {
+                int walletCount = db.walletStorage.wallets.length;
+                db.deleteWallet(db.walletStorage.currentWallet);
+                if(walletCount == 1){
+                  _logOut();
+                } else {
+                  db.loadWalletsDatabase();
+                  db.walletStorage.setCurrentWallet(db.walletStorage.wallets.values.first.id);
+                }
+                BlocProvider.of<DashboardBloc>(context).add(
+                    DashboardUpdateWalletEvent(
+                        currentWallet: db.walletStorage.currentWallet,
+                        currentAddress: Locator.instance.get<ApiDatabase>().walletStorage.currentAccount.address));
+              }),
         ]));
   }
 
+  void _logOut() {
+    BlocProvider.of<ExplorerBloc>(context)
+        .add(CancelSyncWalletEvent(ExplorerStatus.unknown));
+    BlocProvider.of<DashboardBloc>(context).add(DashboardResetEvent());
+    BlocProvider.of<CryptoBloc>(context).add(CryptoReadyEvent());
+    Navigator.of(context).popUntil((route) => route.isFirst);
+    BlocProvider.of<LoginBloc>(context).add(LoginLogoutEvent());
+  }
   @override
   Widget build(BuildContext context) {
     return currentSetting == null

lib/util/storage/database/wallet.dart

@@ -52,7 +52,7 @@ class Wallet {
 
   final WalletType walletType;
   late String id;
-  final String name;
+  String name;
   late List<String?> txHashes;
   late String? xprv;
   late String? externalXpub;