From af01a5e5cd6c8831a5b2d804d9fdba7b9db06409 Mon Sep 17 00:00:00 2001
From: Jaehyeon Kim <65964601+Jaehyeon1020@users.noreply.github.com>
Date: Fri, 10 May 2024 10:00:51 +0000
Subject: [PATCH] chore(be): signup-for-load-test

---
 .../apps/client/src/user/user.service.ts      | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/apps/backend/apps/client/src/user/user.service.ts b/apps/backend/apps/client/src/user/user.service.ts
index d477c10f96..a47d48b7a0 100644
--- a/apps/backend/apps/client/src/user/user.service.ts
+++ b/apps/backend/apps/client/src/user/user.service.ts
@@ -285,6 +285,31 @@ export class UserService {
       email: signUpDto.email + randomUUID()
     }
 
+    const duplicatedUser = await this.prisma.user.findUnique({
+      where: {
+        username: newSignUpDto.username
+      }
+    })
+    if (duplicatedUser) {
+      this.logger.debug('username duplicated')
+      throw new DuplicateFoundException('Username')
+    }
+
+    if (!this.isValidUsername(signUpDto.username)) {
+      this.logger.debug('signUp - fail (invalid username)')
+      throw new UnprocessableDataException('Bad username')
+    } else if (!this.isValidPassword(signUpDto.password)) {
+      this.logger.debug('signUp - fail (invalid password)')
+      throw new UnprocessableDataException('Bad password')
+    }
+    try {
+      await this.deletePinFromCache(
+        emailAuthenticationPinCacheKey(newSignUpDto.email)
+      )
+    } catch (e) {
+      // pass
+    }
+
     const user: User = await this.createUser(newSignUpDto)
     const CreateUserProfileData: CreateUserProfileData = {
       userId: user.id,