Added add client to lists

lib/screens/clients/fab.dart

@@ -0,0 +1,101 @@
+// ignore_for_file: use_build_context_synchronously
+
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:flutter_gen/gen_l10n/app_localizations.dart';
+
+import 'package:adguard_home_manager/screens/clients/add_client_modal.dart';
+
+import 'package:adguard_home_manager/services/http_requests.dart';
+import 'package:adguard_home_manager/models/clients_allowed_blocked.dart';
+import 'package:adguard_home_manager/classes/process_modal.dart';
+import 'package:adguard_home_manager/providers/servers_provider.dart';
+import 'package:adguard_home_manager/providers/app_config_provider.dart';
+
+class ClientsFab extends StatelessWidget {
+  const ClientsFab({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    final serversProvider = Provider.of<ServersProvider>(context);
+    final appConfigProvider = Provider.of<AppConfigProvider>(context);
+
+    void confirmRemoveDomain(String list, String ip) async {
+      Map<String, List<String>> body = {};
+
+      if (list == 'allowed') {
+        final List<String> clients = [...serversProvider.clients.data!.clientsAllowedBlocked?.allowedClients ?? [], ip];
+        body = {
+          "allowed_clients": clients,
+          "disallowed_clients": serversProvider.clients.data!.clientsAllowedBlocked?.disallowedClients ?? [],
+          "blocked_hosts": serversProvider.clients.data!.clientsAllowedBlocked?.blockedHosts ?? [],
+        };
+      }
+      else if (list == 'blocked') {
+        final List<String> clients = [...serversProvider.clients.data!.clientsAllowedBlocked?.disallowedClients ?? [], ip];
+        body = {
+          "allowed_clients": serversProvider.clients.data!.clientsAllowedBlocked?.allowedClients ?? [],
+          "disallowed_clients": clients,
+          "blocked_hosts": serversProvider.clients.data!.clientsAllowedBlocked?.blockedHosts ?? [],
+        };
+      }
+
+      ProcessModal processModal = ProcessModal(context: context);
+      processModal.open(AppLocalizations.of(context)!.removingClient);
+
+      final result = await requestAllowedBlockedClientsHosts(serversProvider.selectedServer!, body);
+
+      processModal.close();
+
+      if (result['result'] == 'success') {
+        serversProvider.setAllowedDisallowedClientsBlockedDomains(
+          ClientsAllowedBlocked(
+            allowedClients: body['allowed_clients'] ?? [], 
+            disallowedClients: body['disallowed_clients'] ?? [], 
+            blockedHosts: body['blocked_hosts'] ?? [], 
+          )
+        );
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text(AppLocalizations.of(context)!.clientAddedSuccessfully),
+            backgroundColor: Colors.green,
+          )
+        );
+      }
+      else {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text(AppLocalizations.of(context)!.clientNotRemoved),
+            backgroundColor: Colors.red,
+          )
+        );
+      }
+    }
+
+    void openAddClient(String list) {
+      showDialog(
+        context: context, 
+        builder: (ctx) => AddClientModal(
+          list: list,
+          onConfirm: confirmRemoveDomain
+        )
+      );
+    }
+
+    if (appConfigProvider.selectedClientsTab == 1) {
+      return FloatingActionButton(
+        onPressed: () => openAddClient('allowed'),
+        child: const Icon(Icons.add),
+      );
+    }
+    else if (appConfigProvider.selectedClientsTab == 2) {
+      return FloatingActionButton(
+        onPressed: () => openAddClient('blocked'),
+        child: const Icon(Icons.add),
+      );
+    }
+    else {
+      return const SizedBox();
+    }
+  }
+}