From 781247de5141f4b0532801194ac904763db7da39 Mon Sep 17 00:00:00 2001
From: Thomas Camlong <thomas.camlong@datadoghq.com>
Date: Fri, 10 May 2024 13:39:21 +0200
Subject: [PATCH] feat: add username validation to prevent duplicate

---
 packages/api/src/router/user.ts | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/packages/api/src/router/user.ts b/packages/api/src/router/user.ts
index e57fd2fa3..f548a7f15 100644
--- a/packages/api/src/router/user.ts
+++ b/packages/api/src/router/user.ts
@@ -32,6 +32,16 @@ export const userRouter = createTRPCRouter({
   create: publicProcedure
     .input(validation.user.create)
     .mutation(async ({ ctx, input }) => {
+      const user = await ctx.db.query.users.findFirst({
+        where: eq(users.name, input.username),
+      });
+
+      if (user !== null) {
+        throw new TRPCError({
+          code: "FORBIDDEN",
+          message: "User already exists",
+        });
+      }
       await createUser(ctx.db, input);
     }),
   getAll: publicProcedure.query(async ({ ctx }) => {