Catch cloudflare exceptions

lib/logic/api_maps/rest_maps/dns_providers/cloudflare/cloudflare.dart

@@ -76,22 +76,23 @@ class CloudflareApi extends DnsProviderApi {
   }
 
   @override
-  Future<String> getZoneId(final String domain) async {
+  Future<String?> getZoneId(final String domain) async {
-    validateStatus = (final status) =>
+    String? zoneId;
-        status == HttpStatus.ok || status == HttpStatus.forbidden;
+
     final Dio client = await getClient();
+    try {
       final Response response = await client.get(
         '/zones',
         queryParameters: {'name': domain},
       );
-
+      zoneId = response.data['result'][0]['id'];
+    } catch (e) {
+      print(e);
+    } finally {
       close(client);
-
-    if (response.data['result'].isEmpty) {
-      throw DomainNotFoundException('No domains found');
-    } else {
-      return response.data['result'][0]['id'];
     }
+
+    return zoneId;
   }
 
   @override
@@ -105,6 +106,7 @@ class CloudflareApi extends DnsProviderApi {
     final String url = '/zones/$domainZoneId/dns_records';
 
     final Dio client = await getClient();
+    try {
       final Response response = await client.get(url);
 
       final List records = response.data['result'] ?? [];
@@ -117,10 +119,13 @@ class CloudflareApi extends DnsProviderApi {
           );
         }
       }
-
       await Future.wait(allDeleteFutures);
+    } catch (e) {
+      print(e);
+    } finally {
       close(client);
     }
+  }
 
   @override
   Future<List<DnsRecord>> getDnsRecords({
@@ -252,27 +257,38 @@ class CloudflareApi extends DnsProviderApi {
     );
 
     final Dio client = await getClient();
+    try {
       await client.post(
         url,
         data: dkimRecord.toJson(),
       );
-
+    } catch (e) {
-    client.close();
+      print(e);
+    } finally {
+      close(client);
+    }
   }
 
   @override
   Future<List<String>> domainList() async {
     final String url = '$rootAddress/zones';
-    final Dio client = await getClient();
+    List<String> domains = [];
 
+    final Dio client = await getClient();
+    try {
       final Response response = await client.get(
         url,
         queryParameters: {'per_page': 50},
       );
-
+      domains = response.data['result']
-    close(client);
-    return response.data['result']
           .map<String>((final el) => el['name'] as String)
           .toList();
+    } catch (e) {
+      print(e);
+    } finally {
+      close(client);
+    }
+
+    return domains;
   }
 }

lib/logic/api_maps/rest_maps/dns_providers/dns_provider.dart

@@ -23,7 +23,7 @@ abstract class DnsProviderApi extends ApiMap {
     final String dkimRecordString,
     final ServerDomain domain,
   );
-  Future<String> getZoneId(final String domain);
+  Future<String?> getZoneId(final String domain);
   Future<List<String>> domainList();
 
   Future<bool> isApiTokenValid(final String token);

lib/logic/cubit/forms/setup/initializing/domain_setup_cubit.dart

@@ -31,11 +31,12 @@ class DomainSetupCubit extends Cubit<DomainSetupState> {
 
     emit(Loading(LoadingTypes.saving));
 
-    final String zoneId = await serverInstallationCubit
+    final String? zoneId = await serverInstallationCubit
         .repository.dnsProviderApiFactory!
         .getDnsProvider()
         .getZoneId(domainName);
 
+    if (zoneId != null) {
       final ServerDomain domain = ServerDomain(
         domainName: domainName,
         zoneId: zoneId,
@@ -46,6 +47,7 @@ class DomainSetupCubit extends Cubit<DomainSetupState> {
       emit(DomainSet());
     }
   }
+}
 
 abstract class DomainSetupState {}
 

lib/logic/cubit/server_installation/server_installation_repository.dart

@@ -169,12 +169,8 @@ class ServerInstallationRepository {
       ),
     );
 
-    try {
+    final String? domainId = await dnsProviderApi.getZoneId(domain);
-      final String domainId = await dnsProviderApi.getZoneId(domain);
     return domainId;
-    } on DomainNotFoundException {
-      return null;
-    }
   }
 
   Future<Map<String, bool>> isDnsAddressesMatch(