dev add tarriff description

src/main/java/ru/soune/nocopy/service/tariff/TariffService.java

@@ -10,6 +10,7 @@ import ru.soune.nocopy.entity.tarif.TariffTimeTerm;
 import ru.soune.nocopy.entity.tarif.TariffType;
 import ru.soune.nocopy.entity.user.User;
 import ru.soune.nocopy.exception.TariffNotFoundException;
+import ru.soune.nocopy.repository.TariffInfoRepository;
 import ru.soune.nocopy.repository.TariffRepository;
 
 import java.util.List;
@@ -21,6 +22,8 @@ public class TariffService {
 
     private final TariffRepository tariffRepository;
 
+    private final TariffInfoRepository tariffInfoRepository;
+
     public void addTariff(String tariffName, double price, String type, int tokens, long diskSize, long maxUsers,
                           int maxFilesCount, String tariffTerm, String description) {
         Tariff tariff = new Tariff();
@@ -46,6 +49,10 @@ public class TariffService {
                 .collect(Collectors.toList());
     }
 
+    public Boolean existTariffInfoByTariffId(Long id) {
+        return tariffInfoRepository.existsByTariffId(id);
+    }
+
     public List<TariffDTO> getTariffByAccountTypeAndTariffTerm(User user, TariffTimeTerm tariffTerm) {
         String typeAccount = user.canManageCompanySettings() ? "b2b": "b2c";
 
@@ -120,7 +127,7 @@ public class TariffService {
         if (tariffRequest.getName() != null) {
             tariff.setName(tariffRequest.getName());
         }
-        if (tariffRequest.getPrice() != null) {  // null = не обновляем
+        if (tariffRequest.getPrice() != null) {
             tariff.setPrice(tariffRequest.getPrice());
         }
         if (tariffRequest.getTokens() != null) {