account login with username

app/api/auth/login/route.ts

@@ -1,6 +1,6 @@
 // app/api/auth/login/route.ts
 import { NextRequest, NextResponse } from "next/server";
-import { loginDirectus } from "@/lib/directus";
+import { emailForUsername, loginDirectus } from "@/lib/directus";
 
 export const runtime = "nodejs";
 
@@ -18,7 +18,7 @@ export async function POST(req: NextRequest) {
     try {
         const body = await req.json().catch(() => ({} as any));
         const password = String(body?.password ?? "").trim();
-        const identifier = String(
+        let identifier = String(
             body?.identifier ?? body?.email ?? body?.username ?? ""
         ).trim();
 
@@ -26,8 +26,19 @@ export async function POST(req: NextRequest) {
             return NextResponse.json({ error: "Missing credentials" }, { status: 400 });
         }
 
-        // Directus accepts username in the "email" field for /auth/login
-        const data = await loginDirectus(identifier, password);
+        // Resolve to an email for Directus login:
+        // - If identifier looks like an email, use it directly.
+        // - Otherwise treat it as a username and look up the email.
+        let email = identifier.includes("@") ? identifier : null;
+        if (!email) {
+            email = await emailForUsername(identifier);
+            if (!email) {
+                return NextResponse.json({ error: "User not found" }, { status: 404 });
+            }
+        }
+
+        // Login against Directus; helper returns { access_token, expires } (root or .data)
+        const data = await loginDirectus(email, password);
 
         const access =
         data?.access_token ?? data?.data?.access_token ?? null;
@@ -43,7 +54,7 @@ export async function POST(req: NextRequest) {
 
         const res = NextResponse.json({ ok: true });
 
-        // Max-Age from Directus if provided; else fallback to 8h
+        // Use provider TTL if present, else fallback to 8h
         const maxAge =
         typeof expiresSec === "number" ? Math.max(0, Math.floor(expiresSec)) : 60 * 60 * 8;
 
@@ -60,10 +71,11 @@ export async function POST(req: NextRequest) {
         return res;
     } catch (err: any) {
         const message =
+        err?.response?.data?.errors?.[0]?.message ||
         err?.response?.data?.error ||
         err?.message ||
         "Login failed";
-            const status = /unauth|invalid|credentials/i.test(message) ? 401 : 400;
+            const status = /unauth|invalid|credential/i.test(message) ? 401 : 400;
             return NextResponse.json({ error: message }, { status });
     }
 }