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feat: Implement error handling on server deletion

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Notify users when errors occured and handle application state accordingly
This commit is contained in:
NaiJi 2022-12-22 22:45:06 +04:00
parent a0e531f18c
commit 41dc77103f
7 changed files with 107 additions and 29 deletions
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2
assets/translations/en.json
View file

@ -392,6 +392,8 @@
"generation_error": "Couldn't generate a recovery key. {}"
},
"modals": {
"dns_removal_error": "Couldn't remove DNS records.",
"server_deletion_error": "Couldn't delete active server.",
"server_validators_error": "Couldn't fetch available servers.",
"already_exists": "Such server already exists.",
"unexpected_error": "Unexpected error during placement from the provider side.",

2
assets/translations/ru.json
View file

@ -392,6 +392,8 @@
"generation_error": "Не удалось сгенерировать ключ. {}"
},
"modals": {
"dns_removal_error": "Невозможно удалить DNS записи.",
"server_deletion_error": "Невозможно удалить сервер.",
"server_validators_error": "Не удалось получить список серверов.",
"already_exists": "Такой сервер уже существует.",
"unexpected_error": "Непредвиденная ошибка со стороны провайдера.",

48
lib/logic/api_maps/rest_maps/server_providers/digital_ocean/digital_ocean.dart
View file

@ -431,17 +431,41 @@ class DigitalOceanApi extends ServerProviderApi with VolumeProviderApi {
}
@override
Future<void> deleteServer({
Future<APIGenericResult<bool>> deleteServer({
required final String domainName,
}) async {
final Dio client = await getClient();
final ServerBasicInfo serverToRemove = (await getServers()).firstWhere(
(final el) => el.name == domainName,
);
final ServerVolume volumeToRemove = (await getVolumes()).firstWhere(
(final el) => el.serverId == serverToRemove.id,
);
final servers = await getServers();
final ServerBasicInfo serverToRemove;
try {
serverToRemove = servers.firstWhere(
(final el) => el.name == domainName,
);
} catch (e) {
print(e);
return APIGenericResult(
data: false,
success: false,
message: e.toString(),
);
}
final volumes = await getVolumes();
final ServerVolume volumeToRemove;
try {
volumeToRemove = volumes.firstWhere(
(final el) => el.serverId == serverToRemove.id,
);
} catch (e) {
print(e);
return APIGenericResult(
data: false,
success: false,
message: e.toString(),
);
}
final List<Future> laterFutures = <Future>[];
await detachVolume(volumeToRemove);
@ -453,9 +477,19 @@ class DigitalOceanApi extends ServerProviderApi with VolumeProviderApi {
await Future.wait(laterFutures);
} catch (e) {
print(e);
return APIGenericResult(
success: false,
data: false,
message: e.toString(),
);
} finally {
close(client);
}
return APIGenericResult(
success: true,
data: true,
);
}
@override

49
lib/logic/api_maps/rest_maps/server_providers/hetzner/hetzner.dart
View file

@ -479,31 +479,46 @@ class HetznerApi extends ServerProviderApi with VolumeProviderApi {
}
@override
Future<void> deleteServer({
Future<APIGenericResult<bool>> deleteServer({
required final String domainName,
}) async {
final Dio client = await getClient();
try {
final String hostname = getHostnameFromDomain(domainName);
final String hostname = getHostnameFromDomain(domainName);
final Response serversReponse = await client.get('/servers');
final List servers = serversReponse.data['servers'];
final Map server =
servers.firstWhere((final el) => el['name'] == hostname);
final List volumes = server['volumes'];
final List<Future> laterFutures = <Future>[];
final Response serversReponse = await client.get('/servers');
final List servers = serversReponse.data['servers'];
final Map server = servers.firstWhere((final el) => el['name'] == hostname);
final List volumes = server['volumes'];
final List<Future> laterFutures = <Future>[];
for (final volumeId in volumes) {
await client.post('/volumes/$volumeId/actions/detach');
}
await Future.delayed(const Duration(seconds: 10));
for (final volumeId in volumes) {
await client.post('/volumes/$volumeId/actions/detach');
for (final volumeId in volumes) {
laterFutures.add(client.delete('/volumes/$volumeId'));
}
laterFutures.add(client.delete('/servers/${server['id']}'));
await Future.wait(laterFutures);
} catch (e) {
print(e);
return APIGenericResult(
success: false,
data: false,
message: e.toString(),
);
} finally {
close(client);
}
await Future.delayed(const Duration(seconds: 10));
for (final volumeId in volumes) {
laterFutures.add(client.delete('/volumes/$volumeId'));
}
laterFutures.add(client.delete('/servers/${server['id']}'));
await Future.wait(laterFutures);
close(client);
return APIGenericResult(
success: true,
data: true,
);
}
@override

4
lib/logic/api_maps/rest_maps/server_providers/server_provider.dart
View file

@ -31,7 +31,9 @@ abstract class ServerProviderApi extends ApiMap {
Future<ServerHostingDetails> restart();
Future<ServerHostingDetails> powerOn();
Future<void> deleteServer({required final String domainName});
Future<APIGenericResult<bool>> deleteServer({
required final String domainName,
});
Future<APIGenericResult<ServerHostingDetails?>> createServer({
required final String dnsApiToken,
required final User rootUser,

6
lib/logic/cubit/server_installation/server_installation_cubit.dart
View file

@ -756,7 +756,11 @@ class ServerInstallationCubit extends Cubit<ServerInstallationState> {
closeTimer();
if (state.serverDetails != null) {
await repository.deleteServer(state.serverDomain!);
final bool deletionResult =
await repository.deleteServer(state.serverDomain!);
if (!deletionResult) {
return;
}
}
await repository.deleteServerRelatedRecords();
emit(

25
lib/logic/cubit/server_installation/server_installation_repository.dart
View file

@ -759,13 +759,26 @@ class ServerInstallationRepository {
await box.put(BNames.hasFinalChecked, value);
}
Future<void> deleteServer(final ServerDomain serverDomain) async {
await ApiController.currentServerProviderApiFactory!
Future<bool> deleteServer(final ServerDomain serverDomain) async {
final APIGenericResult<bool> deletionResult = await ApiController
.currentServerProviderApiFactory!
.getServerProvider()
.deleteServer(
domainName: serverDomain.domainName,
);
if (!deletionResult.success) {
getIt<NavigationService>()
.showSnackBar('modals.server_validators_error'.tr());
return false;
}
if (!deletionResult.data) {
getIt<NavigationService>()
.showSnackBar('modals.server_deletion_error'.tr());
return false;
}
await box.put(BNames.hasFinalChecked, false);
await box.put(BNames.isServerStarted, false);
await box.put(BNames.isServerResetedFirstTime, false);
@ -773,9 +786,15 @@ class ServerInstallationRepository {
await box.put(BNames.isLoading, false);
await box.put(BNames.serverDetails, null);
await ApiController.currentDnsProviderApiFactory!
final APIGenericResult<void> removalResult = await ApiController
.currentDnsProviderApiFactory!
.getDnsProvider()
.removeSimilarRecords(domain: serverDomain);
if (!removalResult.success) {
getIt<NavigationService>().showSnackBar('modals.dns_removal_error'.tr());
}
return true;
}
Future<void> deleteServerRelatedRecords() async {