From c12ca8a52d27b1931d826df10119984f2a7c58dd Mon Sep 17 00:00:00 2001
From: schererleander <leander@schererleander.de>
Date: Wed, 2 Jul 2025 22:18:13 +0200
Subject: feat: add authentication API

---
 src/app/api/auth/register/route.ts | 61 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/app/api/auth/register/route.ts

(limited to 'src/app/api/auth/register')

diff --git a/src/app/api/auth/register/route.ts b/src/app/api/auth/register/route.ts
new file mode 100644
index 0000000..3276756
--- /dev/null
+++ b/src/app/api/auth/register/route.ts
@@ -0,0 +1,61 @@
+import { NextRequest, NextResponse } from "next/server"
+import bcrypt from "bcryptjs"
+import dbConnect from "@/lib/mongodb"
+import User from "@/model/User"
+import { registerSchema, formatZodError } from "@/lib/validation"
+
+export async function POST(request: NextRequest) {
+  try {
+    const body = await request.json()
+  
+    const result = registerSchema.safeParse(body)
+    
+    if (!result.success) {
+      const errors = formatZodError(result.error)
+      
+      return NextResponse.json(
+        { error: "Validation failed", details: errors },
+        { status: 400 }
+      )
+    }
+
+    const { name, email, password } = result.data
+
+    await dbConnect()
+
+    const existingUser = await User.findOne({ email })
+    if (existingUser) {
+      return NextResponse.json(
+        { error: "User already exists" },
+        { status: 409 }
+      )
+    }
+
+    const hashedPassword = await bcrypt.hash(password, 12)
+
+    const user = await User.create({
+      name,
+      email,
+      password: hashedPassword,
+    })
+
+    return NextResponse.json(
+      { message: "User created successfully", userId: user._id },
+      { status: 201 }
+    )
+  } catch (error) {
+    console.error("Registration error:", error)
+    
+    if (error && typeof error === 'object' && 'code' in error && error.code === 11000) {
+      return NextResponse.json(
+        { error: "User already exists" },
+        { status: 409 }
+      )
+    }
+
+    return NextResponse.json(
+      { error: "Internal server error" },
+      { status: 500 }
+    )
+  }
+} 
\ No newline at end of file
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