dev add notification entity

src/main/java/ru/soune/nocopy/entity/tarif/TariffTimeTerm.java

@@ -2,14 +2,21 @@ package ru.soune.nocopy.entity.tarif;
 
 import lombok.Getter;
 
+import java.util.List;
+
 @Getter
 public enum TariffTimeTerm {
-    MONTHLY(30),YEAR(365);
+    MONTHLY(30, "MONTHLY"),YEAR(365, "YEAR");
 
     private final Integer days;
+    private final String name;
 
-    TariffTimeTerm(Integer days) {
+    TariffTimeTerm(Integer days, String name) {
         this.days = days;
+        this.name = name;
     }
 
+    public static List<String> validTerms() {
+        return List.of(MONTHLY.name(), YEAR.name());
+    }
 }

src/main/java/ru/soune/nocopy/handler/TariffHandler.java

@@ -123,6 +123,16 @@ public class TariffHandler implements RequestHandler {
     private BaseResponse handleGetTariffs(BaseRequest request, TariffRequest tariffRequest) {
         AuthToken authToken = authTokenRepository.findByToken(tariffRequest.getUserToken()).orElseThrow();
         User user = authToken.getUser();
+
+        if (tariffRequest.getTariffTerm() == null || !TariffTimeTerm.validTerms().contains(
+                tariffRequest.getTariffTerm())) {
+            return new BaseResponse(
+                    request.getMsgId(),
+                    MessageCode.SUCCESS.getCode(),
+                    "Not valid tariff_term",
+                    Map.of("Valid term", TariffTimeTerm.validTerms()));
+        }
+
         List<TariffDTO> allTariffs = tariffService.getTariffByAccountTypeAndTariffTerm(user,
                 TariffTimeTerm.valueOf(tariffRequest.getTariffTerm().toUpperCase()));