fix: proxy toggle button issue solved

lib/providers/settings_providers.dart

@@ -39,24 +39,24 @@ class ThemeStateNotifier extends StateNotifier<SettingsModel> {
     String? proxyUsername,
     String? proxyPassword,
   }) async {
-    state = state.copyWith(
-      isDark: isDark,
-      alwaysShowCollectionPaneScrollbar: alwaysShowCollectionPaneScrollbar,
-      size: size,
-      offset: offset,
-      defaultUriScheme: defaultUriScheme,
-      defaultCodeGenLang: defaultCodeGenLang,
-      saveResponses: saveResponses,
-      promptBeforeClosing: promptBeforeClosing,
-      activeEnvironmentId: activeEnvironmentId,
-      historyRetentionPeriod: historyRetentionPeriod,
-      workspaceFolderPath: workspaceFolderPath,
-      isSSLDisabled: isSSLDisabled,
-      isProxyEnabled: isProxyEnabled,
-      proxyHost: proxyHost,
-      proxyPort: proxyPort,
-      proxyUsername: proxyUsername,
-      proxyPassword: proxyPassword,
+    state = SettingsModel(
+      isDark: isDark ?? state.isDark,
+      alwaysShowCollectionPaneScrollbar: alwaysShowCollectionPaneScrollbar ?? state.alwaysShowCollectionPaneScrollbar,
+      size: size ?? state.size,
+      offset: offset ?? state.offset,
+      defaultUriScheme: defaultUriScheme ?? state.defaultUriScheme,
+      defaultCodeGenLang: defaultCodeGenLang ?? state.defaultCodeGenLang,
+      saveResponses: saveResponses ?? state.saveResponses,
+      promptBeforeClosing: promptBeforeClosing ?? state.promptBeforeClosing,
+      activeEnvironmentId: activeEnvironmentId ?? state.activeEnvironmentId,
+      historyRetentionPeriod: historyRetentionPeriod ?? state.historyRetentionPeriod,
+      workspaceFolderPath: workspaceFolderPath ?? state.workspaceFolderPath,
+      isSSLDisabled: isSSLDisabled ?? state.isSSLDisabled,
+      isProxyEnabled: isProxyEnabled ?? state.isProxyEnabled,
+      proxyHost: proxyHost ?? state.proxyHost,
+      proxyPort: proxyPort ?? state.proxyPort,
+      proxyUsername: proxyUsername ?? state.proxyUsername,
+      proxyPassword: proxyPassword ?? state.proxyPassword,
     );
     await setSettingsToSharedPrefs(state);
   }

lib/screens/settings_page.dart

@@ -7,6 +7,7 @@ import '../services/services.dart';
 import '../utils/utils.dart';
 import '../widgets/widgets.dart';
 import '../consts.dart';
+import 'dart:developer' as developer;
 
 class SettingsPage extends ConsumerWidget {
   const SettingsPage({super.key});
@@ -55,12 +56,22 @@ class SettingsPage extends ConsumerWidget {
                 hoverColor: kColorTransparent,
                 title: const Text('Enable Proxy'),
                 subtitle: const Text('Configure HTTP proxy settings'),
-                value: settings.isProxyEnabled,
+                value: ref.watch(settingsProvider.select((settings) => settings.isProxyEnabled)),
                 onChanged: (bool? value) {
-                  ref.read(settingsProvider.notifier).update(isProxyEnabled: value);
+                  if (value != null) {
+                    developer.log('Toggling proxy settings', name: 'settings_page', error: 'New value: $value');
+                    ref.read(settingsProvider.notifier).update(
+                      isProxyEnabled: value,
+                      proxyHost: value ? settings.proxyHost : '',
+                      proxyPort: value ? settings.proxyPort : '',
+                      proxyUsername: value ? settings.proxyUsername : null,
+                      proxyPassword: value ? settings.proxyPassword : null,
+                    );
+                    developer.log('Proxy settings updated', name: 'settings_page');
+                  }
                 },
               ),
-              if (settings.isProxyEnabled) ...[
+              if (ref.watch(settingsProvider.select((settings) => settings.isProxyEnabled))) ...[
                 ListTile(
                   title: TextField(
                     decoration: const InputDecoration(