mysql createPool

pages/api - Kopie/talas_v5_DB/locationDevice/locationDeviceNameById.js

@@ -0,0 +1,40 @@
+// API in /api/talas_v5_DB/locationDevice/locationDeviceNameById.js
+import mysql from "mysql2/promise";
+
+// Erstellen eines Pools von Datenbankverbindungen
+const pool = mysql.createPool({
+  host: process.env.DB_HOST,
+  user: process.env.DB_USER,
+  password: process.env.DB_PASSWORD,
+  database: process.env.DB_NAME,
+  port: process.env.DB_PORT,
+  waitForConnections: true,
+  connectionLimit: 10,
+  queueLimit: 0,
+});
+
+export default async function handler(req, res) {
+  if (req.method !== "GET") {
+    return res.status(405).json({ error: "Nur GET Methode erlaubt" });
+  }
+
+  const { idLD } = req.query;
+
+  if (!idLD) {
+    return res.status(400).json({ error: "idLD ist erforderlich" });
+  }
+
+  try {
+    const query = "SELECT name FROM location_device WHERE idLD = ?";
+    const [results] = await pool.query(query, [idLD]);
+
+    if (results.length > 0) {
+      res.status(200).json({ name: results[0].name });
+    } else {
+      res.status(404).json({ error: "Gerät nicht gefunden", idLD });
+    }
+  } catch (error) {
+    console.error("Fehler beim Abrufen des Gerätenamens:", error);
+    res.status(500).json({ error: "Fehler beim Abrufen des Gerätenamens" });
+  }
+}