diff --git a/src/handlers/tariff/index.ts b/src/handlers/tariff/index.ts
index 6aa989f..bd1cf23 100644
--- a/src/handlers/tariff/index.ts
+++ b/src/handlers/tariff/index.ts
@@ -1,230 +1,230 @@
-import { Types } from "mongoose";
-
-import { TariffModel } from "@/models/tariff.model";
-import { PrivilegeModel } from "@/models/privilege.model";
-
-import { validateEmptyFields } from "@/utils/validate-empty-fields";
-import { determinePaginationParameters } from "@/utils/determine-pagination-parameters";
-import { validateTariff } from "./helpers";
-
-import type { FastifyReply } from "fastify";
-import type { Privilege } from "@/types/models/privilege.type";
-import type { Tariff } from "@/types/models/tariff.type";
-import type { Eloquent } from "@/types/models/eloquent.type";
-import type {
-  CreateTariffRequest,
-  GetTariffRequest,
-  ReplaceTariffRequest,
-  RemoveTariffRequest,
-  GetTariffsResponse,
-  GetTariffsRequest,
-} from "./types";
-
-export const getTariffs = async (request: GetTariffsRequest): Promise<GetTariffsResponse> => {
-  const { page, limit } = determinePaginationParameters(request?.query ?? {});
-
-  const tariffsCount = await TariffModel.countDocuments();
-
-  const totalPages = Math.ceil(tariffsCount / limit);
-  const offset = (page - 1) * limit;
-
-  const tariffs = await TariffModel.find({}).sort({ createdAt: "desc" }).skip(offset).limit(limit).lean();
-
-  return { tariffs, totalPages };
-};
-
-export const getTariff = async (request: GetTariffRequest, reply: FastifyReply) => {
-  const [requestParams, error] = validateEmptyFields(request.params ?? {}, ["id"]);
-
-  if (error) {
-    void reply.status(400);
-    return error;
-  }
-
-  if (!Types.ObjectId.isValid(requestParams.id)) {
-    void reply.status(400);
-    return new Error("invalid id");
-  }
-
-  const tariff = await TariffModel.findById(requestParams.id).lean();
-
-  if (!tariff) {
-    void reply.status(404);
-    return new Error("tariff not found");
-  }
-
-  return tariff;
-};
-
-export const createTariff = async (request: CreateTariffRequest, reply: FastifyReply): Promise<Tariff> => {
-  const [requestBody, error] = validateTariff(request.body);
-
-  if (error) {
-    void reply.status(400);
-    throw error;
-  }
-
-  for (const privilege of requestBody.privilegies) {
-    if (!Types.ObjectId.isValid(privilege.privilegeId)) {
-      void reply.status(404);
-      throw new Error(`privilege id <${privilege.privilegeId}> invalid`);
-    }
-  }
-
-  const privilegiesMap = new Map(requestBody.privilegies.map((privilege) => [privilege.privilegeId, privilege]));
-  const privilegeIDs = requestBody.privilegies.map(({ privilegeId }) => privilegeId);
-  const privilegies = await PrivilegeModel.find({ privilegeId: privilegeIDs }).lean();
-
-  const cleanPrivilegies = privilegies.map<Omit<Privilege, keyof Eloquent>>((privilege) => {
-    const currentPrivilege = privilegiesMap.get(privilege.privilegeId);
-
-    return {
-      name: privilege.name,
-      privilegeId: privilege.privilegeId,
-      serviceKey: privilege.serviceKey,
-      description: privilege.description,
-      amount: currentPrivilege?.amount ?? 0,
-      type: privilege.type,
-      value: privilege.value,
-      price: privilege.price,
-    };
-  });
-
-  const newTariff = new TariffModel({
-    name: requestBody.name,
-    price: requestBody.price,
-    isCustom: requestBody.isCustom,
-    privilegies: cleanPrivilegies,
-  });
-
-  await newTariff.save();
-
-  return newTariff;
-};
-
-export const replaceTariff = async (request: ReplaceTariffRequest, reply: FastifyReply) => {
-  const [requestBody, error] = validateTariff(request.body ?? {});
-
-  if (error) {
-    void reply.status(400);
-    return error;
-  }
-
-  if (!Types.ObjectId.isValid(request.params?.id || "")) {
-    void reply.status(400);
-    return new Error("invalid id");
-  }
-
-  const tariff = await TariffModel.findById(request.params?.id);
-
-  if (!tariff) {
-    void reply.status(404);
-    return new Error("tariff not found");
-  }
-
-  for (const privilege of requestBody.privilegies) {
-    if (!Types.ObjectId.isValid(privilege.privilegeId)) {
-      void reply.status(404);
-      return new Error(`privilege id <${privilege.privilegeId}> invalid`);
-    }
-  }
-
-  const privilegiesMap = new Map(requestBody.privilegies.map((privilege) => [privilege.privilegeId, privilege]));
-  const privilegeIDs = requestBody.privilegies.map(({ privilegeId }) => privilegeId);
-  const privilegies = await PrivilegeModel.find({ privilegeId: privilegeIDs }).lean();
-
-  const cleanPrivilegies = privilegies.map<Omit<Privilege, keyof Eloquent>>((privilege) => {
-    const currentPrivilege = privilegiesMap.get(privilege.privilegeId);
-
-    return {
-      name: privilege.name,
-      privilegeId: privilege.privilegeId,
-      serviceKey: privilege.serviceKey,
-      description: privilege.description,
-      amount: currentPrivilege?.amount ?? 0,
-      type: privilege.type,
-      value: privilege.value,
-      price: privilege.price,
-    };
-  });
-
-  await tariff.replaceOne({
-    name: requestBody.name,
-    price: requestBody.price,
-    isCustom: requestBody.isCustom,
-    privilegies: cleanPrivilegies,
-  });
-
-  return tariff;
-};
-
-export const removeTariff = async (request: RemoveTariffRequest, reply: FastifyReply) => {
-  const [{ id }, error] = validateEmptyFields(request.body ?? {}, ["id"]);
-
-  if (error) {
-    void reply.status(400);
-    return error;
-  }
-
-  if (!Types.ObjectId.isValid(id)) {
-    void reply.status(400);
-    return new Error("invalid id");
-  }
-
-  const tariff = await TariffModel.findByIdAndUpdate(id, {
-    $set: { isDeleted: true, deletedAt: new Date() },
-  }).lean();
-
-  if (!tariff) {
-    void reply.status(404);
-    return new Error("tariff not found");
-  }
-
-  return tariff;
-};
-
-export const deleteTariff = async (request: RemoveTariffRequest, reply: FastifyReply) => {
-  const [{ id }, error] = validateEmptyFields(request.body ?? {}, ["id"]);
-
-  if (error) {
-    void reply.status(400);
-    return error;
-  }
-
-  if (!Types.ObjectId.isValid(id)) {
-    void reply.status(400);
-    return new Error("invalid id");
-  }
-
-  const tariff = await TariffModel.findByIdAndDelete(id).lean();
-
-  if (!tariff) {
-    void reply.status(404);
-    return new Error("tariff not found");
-  }
-
-  return tariff;
-};
-
-export const restoreTariff = async (request: RemoveTariffRequest, reply: FastifyReply) => {
-  const [{ id }, error] = validateEmptyFields(request.body ?? {}, ["id"]);
-
-  if (error) {
-    void reply.status(400);
-    return error;
-  }
-
-  if (!Types.ObjectId.isValid(id)) {
-    void reply.status(400);
-    return new Error("invalid id");
-  }
-
-  const tariff = await TariffModel.findByIdAndUpdate(id, { $set: { isDeleted: false } }).lean();
-
-  if (!tariff) {
-    void reply.status(404);
-    return new Error("tariff not found");
-  }
-
-  return tariff;
-};
+import { Types } from "mongoose";
+
+import { TariffModel } from "@/models/tariff.model";
+import { PrivilegeModel } from "@/models/privilege.model";
+
+import { validateEmptyFields } from "@/utils/validate-empty-fields";
+import { determinePaginationParameters } from "@/utils/determine-pagination-parameters";
+import { validateTariff } from "./helpers";
+
+import type { FastifyReply } from "fastify";
+import type { Privilege } from "@/types/models/privilege.type";
+import type { Tariff } from "@/types/models/tariff.type";
+import type { Eloquent } from "@/types/models/eloquent.type";
+import type {
+  CreateTariffRequest,
+  GetTariffRequest,
+  ReplaceTariffRequest,
+  RemoveTariffRequest,
+  GetTariffsResponse,
+  GetTariffsRequest,
+} from "./types";
+
+export const getTariffs = async (request: GetTariffsRequest): Promise<GetTariffsResponse> => {
+  const { page, limit } = determinePaginationParameters(request?.query ?? {});
+
+  const tariffsCount = await TariffModel.countDocuments();
+
+  const totalPages = Math.ceil(tariffsCount / limit);
+  const offset = (page - 1) * limit;
+
+  const tariffs = await TariffModel.find({}).sort({ createdAt: "desc" }).skip(offset).limit(limit).lean();
+
+  return { tariffs, totalPages };
+};
+
+export const getTariff = async (request: GetTariffRequest, reply: FastifyReply) => {
+  const [requestParams, error] = validateEmptyFields(request.params ?? {}, ["id"]);
+
+  if (error) {
+    void reply.status(400);
+    return error;
+  }
+
+  if (!Types.ObjectId.isValid(requestParams.id)) {
+    void reply.status(400);
+    return new Error("invalid id");
+  }
+
+  const tariff = await TariffModel.findById(requestParams.id).lean();
+
+  if (!tariff) {
+    void reply.status(404);
+    return new Error("tariff not found");
+  }
+
+  return tariff;
+};
+
+export const createTariff = async (request: CreateTariffRequest, reply: FastifyReply): Promise<Tariff> => {
+  const [requestBody, error] = validateTariff(request.body);
+
+  if (error) {
+    void reply.status(400);
+    throw error;
+  }
+
+  for (const privilege of requestBody.privilegies) {
+    if (!Types.ObjectId.isValid(privilege.privilegeId)) {
+      void reply.status(404);
+      throw new Error(`privilege id <${privilege.privilegeId}> invalid`);
+    }
+  }
+
+  const privilegiesMap = new Map(requestBody.privilegies.map((privilege) => [privilege.privilegeId, privilege]));
+  const privilegeIDs = requestBody.privilegies.map(({ privilegeId }) => privilegeId);
+  const privilegies = await PrivilegeModel.find({ _id: privilegeIDs }).lean();
+
+  const cleanPrivilegies = privilegies.map<Omit<Privilege, keyof Eloquent>>((privilege) => {
+    const currentPrivilege = privilegiesMap.get(privilege.privilegeId);
+
+    return {
+      name: privilege.name,
+      privilegeId: privilege.privilegeId,
+      serviceKey: privilege.serviceKey,
+      description: privilege.description,
+      amount: currentPrivilege?.amount ?? 0,
+      type: privilege.type,
+      value: privilege.value,
+      price: privilege.price,
+    };
+  });
+
+  const newTariff = new TariffModel({
+    name: requestBody.name,
+    price: requestBody.price,
+    isCustom: requestBody.isCustom,
+    privilegies: cleanPrivilegies,
+  });
+
+  await newTariff.save();
+
+  return newTariff;
+};
+
+export const replaceTariff = async (request: ReplaceTariffRequest, reply: FastifyReply) => {
+  const [requestBody, error] = validateTariff(request.body ?? {});
+
+  if (error) {
+    void reply.status(400);
+    return error;
+  }
+
+  if (!Types.ObjectId.isValid(request.params?.id || "")) {
+    void reply.status(400);
+    return new Error("invalid id");
+  }
+
+  const tariff = await TariffModel.findById(request.params?.id);
+
+  if (!tariff) {
+    void reply.status(404);
+    return new Error("tariff not found");
+  }
+
+  for (const privilege of requestBody.privilegies) {
+    if (!Types.ObjectId.isValid(privilege.privilegeId)) {
+      void reply.status(404);
+      return new Error(`privilege id <${privilege.privilegeId}> invalid`);
+    }
+  }
+
+  const privilegiesMap = new Map(requestBody.privilegies.map((privilege) => [privilege.privilegeId, privilege]));
+  const privilegeIDs = requestBody.privilegies.map(({ privilegeId }) => privilegeId);
+  const privilegies = await PrivilegeModel.find({ _id: privilegeIDs }).lean();
+
+  const cleanPrivilegies = privilegies.map<Omit<Privilege, keyof Eloquent>>((privilege) => {
+    const currentPrivilege = privilegiesMap.get(privilege.privilegeId);
+
+    return {
+      name: privilege.name,
+      privilegeId: privilege.privilegeId,
+      serviceKey: privilege.serviceKey,
+      description: privilege.description,
+      amount: currentPrivilege?.amount ?? 0,
+      type: privilege.type,
+      value: privilege.value,
+      price: privilege.price,
+    };
+  });
+
+  await tariff.replaceOne({
+    name: requestBody.name,
+    price: requestBody.price,
+    isCustom: requestBody.isCustom,
+    privilegies: cleanPrivilegies,
+  });
+
+  return tariff;
+};
+
+export const removeTariff = async (request: RemoveTariffRequest, reply: FastifyReply) => {
+  const [{ id }, error] = validateEmptyFields(request.body ?? {}, ["id"]);
+
+  if (error) {
+    void reply.status(400);
+    return error;
+  }
+
+  if (!Types.ObjectId.isValid(id)) {
+    void reply.status(400);
+    return new Error("invalid id");
+  }
+
+  const tariff = await TariffModel.findByIdAndUpdate(id, {
+    $set: { isDeleted: true, deletedAt: new Date() },
+  }).lean();
+
+  if (!tariff) {
+    void reply.status(404);
+    return new Error("tariff not found");
+  }
+
+  return tariff;
+};
+
+export const deleteTariff = async (request: RemoveTariffRequest, reply: FastifyReply) => {
+  const [{ id }, error] = validateEmptyFields(request.body ?? {}, ["id"]);
+
+  if (error) {
+    void reply.status(400);
+    return error;
+  }
+
+  if (!Types.ObjectId.isValid(id)) {
+    void reply.status(400);
+    return new Error("invalid id");
+  }
+
+  const tariff = await TariffModel.findByIdAndDelete(id).lean();
+
+  if (!tariff) {
+    void reply.status(404);
+    return new Error("tariff not found");
+  }
+
+  return tariff;
+};
+
+export const restoreTariff = async (request: RemoveTariffRequest, reply: FastifyReply) => {
+  const [{ id }, error] = validateEmptyFields(request.body ?? {}, ["id"]);
+
+  if (error) {
+    void reply.status(400);
+    return error;
+  }
+
+  if (!Types.ObjectId.isValid(id)) {
+    void reply.status(400);
+    return new Error("invalid id");
+  }
+
+  const tariff = await TariffModel.findByIdAndUpdate(id, { $set: { isDeleted: false } }).lean();
+
+  if (!tariff) {
+    void reply.status(404);
+    return new Error("tariff not found");
+  }
+
+  return tariff;
+};