// pages/api/talas_v5_DB/pois/getPoiById.js
import mysql from "mysql";

const dbConfig = {
  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,
};

export default function handler(req, res) {
  if (req.method === "GET") {
    const { idPoi } = req.query;
    const connection = mysql.createConnection(dbConfig);

    connection.connect((err) => {
      if (err) {
        console.error("Fehler beim Verbinden:", err.stack);
        return res
          .status(500)
          .json({ error: "Verbindungsfehler zur Datenbank" });
      }

      const query = "SELECT description FROM poi WHERE idPoi = ?";
      connection.query(query, [idPoi], (error, results) => {
        connection.end();
        if (error) {
          console.error("Fehler bei der Abfrage:", error);
          return res.status(500).json({ error: "Fehler bei der Abfrage" });
        }
        if (results.length === 0) {
          return res.status(404).json({ error: "POI nicht gefunden" });
        }
        res.status(200).json(results[0]);
      });
    });
  } else {
    res.setHeader("Allow", ["GET"]);
    res.status(405).end(`Method ${req.method} Not Allowed`);
  }
}