dev add inn check for company

src/main/java/ru/soune/nocopy/dto/register/RegRequest.java

@@ -13,6 +13,8 @@ public class RegRequest {
 
     private String companyName;
 
+    private String inn;
+
     @NotEmpty(message = "Need account type")
     private String accountType;
 

src/main/java/ru/soune/nocopy/entity/company/Company.java

@@ -32,6 +32,9 @@ public class Company {
     @Column(name = "phone")
     private String phone;
 
+    @Column(name = "inn", unique = true)
+    private String inn;
+
     @CreatedDate
     @Column(name = "register_date", updatable = false, nullable = false)
     private LocalDateTime registerDate = LocalDateTime.now();

src/main/java/ru/soune/nocopy/repository/CompanyRepository.java

@@ -13,6 +13,8 @@ import java.util.Optional;
 public interface CompanyRepository extends JpaRepository<Company, String> {
     Optional<Company> findByCompanyName(String companyName);
 
+    Optional<Company> findByInn(String companyName);
+
     boolean existsByCompanyName(String companyName);
 
     List<Company> findByCompanyNameContainingIgnoreCase(String name);

src/main/java/ru/soune/nocopy/service/register/AuthService.java

@@ -17,7 +17,6 @@ import ru.soune.nocopy.entity.tarif.TariffType;
 import ru.soune.nocopy.entity.user.AuthToken;
 import ru.soune.nocopy.entity.user.Permission;
 import ru.soune.nocopy.entity.user.User;
-import ru.soune.nocopy.exception.MaxUserCountIsOver;
 import ru.soune.nocopy.exception.NotFoundAuthToken;
 import ru.soune.nocopy.exception.NotValidFieldException;
 import ru.soune.nocopy.repository.AuthTokenRepository;
@@ -26,7 +25,6 @@ import ru.soune.nocopy.repository.TariffInfoRepository;
 import ru.soune.nocopy.repository.UserRepository;
 import ru.soune.nocopy.service.file.CheckCounterService;
 import ru.soune.nocopy.service.tariff.TariffInfoService;
-import ru.soune.nocopy.service.tariff.TariffService;
 
 import java.security.SecureRandom;
 import java.time.LocalDateTime;
@@ -153,8 +151,15 @@ public class AuthService {
     }
 
     private void createCompanyAccount(RegRequest request, User user) {
+        Optional<Company> byInn = companyRepository.findByInn(request.getInn());
+
+        if (byInn.isPresent()) {
+            throw new IllegalStateException("Company was already created");
+        }
+
         Company company = new Company();
         company.setCompanyName(request.getCompanyName());
+        company.setInn(request.getInn());
 
         TariffInfo companyTariff = tariffInfoService.createTariffInfo(TariffType.DEMO);
         company.setTariffInfo(companyTariff);