enhancment complete with phase 10

apps/admin/src/app/api/auth/login/route.ts

@@ -2,48 +2,50 @@ import { NextRequest, NextResponse } from "next/server";
 import bcrypt from "bcryptjs";
 import { getDatabase } from "../../../../lib/database/index";
 import log from "@/lib/logger";
+import { userLoginSchema } from "@/lib/validation/schemas";
+import {
+  validateRequestBody,
+  validationErrorResponse,
+} from "@/lib/validation/helpers";
+import {
+  successResponse,
+  unauthorizedResponse,
+  internalErrorResponse,
+} from "@/lib/api/responses";
 
 export async function POST(request: NextRequest) {
   try {
-    const db = await getDatabase();
-    const { email, password } = await request.json();
+    // Validate request body
+    const validation = await validateRequestBody(request, userLoginSchema);
 
-    if (!email || !password) {
-      return NextResponse.json(
-        { error: "Email and password are required" },
-        { status: 400 },
-      );
+    if (!validation.success) {
+      log.warn("Login validation failed", { errors: validation.errors });
+      return validationErrorResponse(validation.errors);
     }
 
+    const { email, password } = validation.data;
+
+    const db = await getDatabase();
     const user = await db.getUserByEmail(email);
 
     if (!user) {
-      return NextResponse.json(
-        { error: "Invalid credentials" },
-        { status: 401 },
-      );
+      return unauthorizedResponse("Invalid credentials");
     }
 
     const isValidPassword = await bcrypt.compare(password, user.password);
 
     if (!isValidPassword) {
-      return NextResponse.json(
-        { error: "Invalid credentials" },
-        { status: 401 },
-      );
+      return unauthorizedResponse("Invalid credentials");
     }
 
     const { password: _, ...userWithoutPassword } = user;
 
-    return NextResponse.json({
+    return successResponse({
       message: "Login successful",
       user: userWithoutPassword,
     });
   } catch (error) {
     log.error("Login failed", error);
-    return NextResponse.json(
-      { error: "Internal server error" },
-      { status: 500 },
-    );
+    return internalErrorResponse();
   }
 }