From 8637ed2565eb55348bebb55ecd68cad0bada1ed1 Mon Sep 17 00:00:00 2001
From: vchikalkin <djchikalkin@gmail.com>
Date: Thu, 2 Nov 2023 10:03:58 +0300
Subject: [PATCH] app/api: check if account already exists

---
 apps/api/src/account/account.service.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/apps/api/src/account/account.service.ts b/apps/api/src/account/account.service.ts
index d1b123b..235ad32 100644
--- a/apps/api/src/account/account.service.ts
+++ b/apps/api/src/account/account.service.ts
@@ -1,5 +1,5 @@
 import type { CreateAccountDto } from './dto/create-account.dto';
-import { Injectable, UnauthorizedException } from '@nestjs/common';
+import { BadRequestException, Injectable, UnauthorizedException } from '@nestjs/common';
 import { JwtService } from '@nestjs/jwt';
 import { InjectModel } from '@nestjs/mongoose';
 import * as bcrypt from 'bcrypt';
@@ -18,6 +18,10 @@ export class AccountService {
   ) {}
 
   public async create(createAccountDto: CreateAccountDto): Promise<Account> {
+    if (this.accountModel.exists({ username: createAccountDto.username })) {
+      throw new BadRequestException('Account already exists');
+    }
+
     const password = createAccountDto.password || generatePassword();
 
     const createdAccount = new this.accountModel({ ...createAccountDto, password });