Fix warnings related to enum integer conversion

Author: jschmidt-icinga

lib/icinga/notification.cpp

@@ -472,7 +472,8 @@ void Notification::BeginExecuteNotification(NotificationType type, const CheckRe
 
 		if (type == NotificationProblem && !reminder && !checkable->GetVolatile()) {
 			auto [host, service] = GetHostService(checkable);
-			uint_fast8_t state = service ? service->GetState() : host->GetState();
+			uint_fast8_t state = service ? static_cast<uint_fast8_t>(service->GetState())
+				: static_cast<uint_fast8_t>(host->GetState());
 
 			if (state == (uint_fast8_t)GetLastNotifiedStatePerUser()->Get(userName)) {
 				auto stateStr (service ? NotificationServiceStateToString(service->GetState()) : NotificationHostStateToString(host->GetState()));
@@ -501,7 +502,8 @@ void Notification::BeginExecuteNotification(NotificationType type, const CheckRe
 
 		if (type == NotificationProblem) {
 			auto [host, service] = GetHostService(checkable);
-			uint_fast8_t state = service ? service->GetState() : host->GetState();
+			uint_fast8_t state = service ? static_cast<uint_fast8_t>(service->GetState())
+				: static_cast<uint_fast8_t>(host->GetState());
 
 			if (state != (uint_fast8_t)GetLastNotifiedStatePerUser()->Get(userName)) {
 				GetLastNotifiedStatePerUser()->Set(userName, state);

lib/icingadb/icingadb-objects.cpp

@@ -2061,7 +2061,7 @@ void IcingaDB::SendSentNotification(
 		"host_id", GetObjectIdentifier(host),
 		"type", Convert::ToString(type),
 		"state", Convert::ToString(cr ? service ? Convert::ToLong(cr->GetState()) : Convert::ToLong(Host::CalculateState(cr->GetState())) : 99),
-		"previous_hard_state", Convert::ToString(cr ? Convert::ToLong(service ? cr->GetPreviousHardState() : Host::CalculateState(cr->GetPreviousHardState())) : 99),
+		"previous_hard_state", Convert::ToString(cr ? service ? Convert::ToLong(cr->GetPreviousHardState()) : Convert::ToLong(Host::CalculateState(cr->GetPreviousHardState())) : 99),
 		"author", Utility::ValidateUTF8(author),
 		"text", Utility::ValidateUTF8(finalText),
 		"users_notified", Convert::ToString(usersAmount),