Added registrar + fixed sign bug in car-body flow

src/users/entities/db-service/registrar.db.service.ts

@@ -0,0 +1,40 @@
+import { Injectable } from "@nestjs/common";
+import { InjectModel } from "@nestjs/mongoose";
+import { FilterQuery, Model, Types } from "mongoose";
+import { RegistrarModel } from "../schema/registrar.schema";
+
+@Injectable()
+export class RegistrarDbService {
+  constructor(
+    @InjectModel(RegistrarModel.name)
+    private readonly registrarModel: Model<RegistrarModel>,
+  ) {}
+
+  async create(
+    user: Partial<RegistrarModel> & { password: string },
+  ): Promise<RegistrarModel> {
+    return this.registrarModel.create(user);
+  }
+
+  async findOne(
+    filter: FilterQuery<RegistrarModel>,
+  ): Promise<RegistrarModel | null> {
+    return this.registrarModel.findOne(filter);
+  }
+
+  async findOneAndUpdate(
+    filter: FilterQuery<RegistrarModel>,
+    update: any,
+  ): Promise<RegistrarModel | null> {
+    return this.registrarModel.findOneAndUpdate(filter, update, { new: true });
+  }
+
+  async updateOne(filter: FilterQuery<RegistrarModel>, update: any) {
+    return this.registrarModel.updateOne(filter, update);
+  }
+
+  async findById(userId: string): Promise<RegistrarModel | null> {
+    return this.registrarModel.findOne({ _id: new Types.ObjectId(userId) });
+  }
+}
+