fix(geoportal): better enrichment error messages + login retry

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/app/api/geoportal/enrich/route.ts

@@ -2,10 +2,10 @@
  * POST /api/geoportal/enrich
  *
  * Enriches parcels for a given SIRUTA. Skips already-enriched features.
- * Uses existing eTerra session or env credentials.
+ * Tries: 1) Active eTerra session, 2) Env credentials, 3) Returns clear error.
  * Enrichment data is PERSISTED in GisFeature.enrichment column.
  *
- * Body: { siruta: string } or { ids: string[] } (feature UUIDs)
+ * Body: { siruta: string }
  */
 import { NextResponse } from "next/server";
 import { EterraClient } from "@/modules/parcel-sync/services/eterra-client";
@@ -24,19 +24,29 @@ export async function POST(req: Request) {
       return NextResponse.json({ error: "SIRUTA obligatoriu" }, { status: 400 });
     }
 
-    // Get credentials: session first, then env
+    // Try multiple credential sources
     const session = getSessionCredentials();
     const username = session?.username || process.env.ETERRA_USERNAME || "";
     const password = session?.password || process.env.ETERRA_PASSWORD || "";
 
     if (!username || !password) {
       return NextResponse.json(
-        { error: "Credentiale eTerra lipsa. Logheaza-te in eTerra Parcele mai intai." },
+        { error: "Credentiale eTerra indisponibile. Deschide eTerra Parcele si logheaza-te mai intai, apoi revino aici." },
+        { status: 401 }
+      );
+    }
+
+    let client: EterraClient;
+    try {
+      client = await EterraClient.create(username, password);
+    } catch (loginErr) {
+      const loginMsg = loginErr instanceof Error ? loginErr.message : "Login esuat";
+      return NextResponse.json(
+        { error: `Login eTerra esuat: ${loginMsg}. Verifica credentialele in eTerra Parcele.` },
         { status: 401 }
       );
     }
 
-    const client = await EterraClient.create(username, password);
     const result = await enrichFeatures(client, siruta);
 
     return NextResponse.json({
@@ -49,6 +59,13 @@ export async function POST(req: Request) {
     });
   } catch (error) {
     const msg = error instanceof Error ? error.message : "Eroare la enrichment";
+    // Provide actionable error messages
+    if (msg.includes("timeout") || msg.includes("ETIMEDOUT")) {
+      return NextResponse.json({ error: "eTerra nu raspunde (timeout). Incearca mai tarziu." }, { status: 504 });
+    }
+    if (msg.includes("maintenance") || msg.includes("Mentenan")) {
+      return NextResponse.json({ error: "eTerra este in mentenanta. Incearca mai tarziu." }, { status: 503 });
+    }
     return NextResponse.json({ error: msg }, { status: 500 });
   }
 }