// /pages/api/cpl/getDgitalInputsHandler.ts
import fs from "fs";
import path from "path";
import type { NextApiRequest, NextApiResponse } from "next";

export default function handler(req: NextApiRequest, res: NextApiResponse) {
  try {
    const mode = process.env.NEXT_PUBLIC_CPL_MODE;

    if (mode === "json") {
      const filePath = path.join(
        process.cwd(),
        "mocks",
        "api",
        "SERVICE",
        "digitalInputsMockData.json"
      );
      const fileContent = fs.readFileSync(filePath, "utf-8");
      const json = JSON.parse(fileContent);
      return res.status(200).json(json);
    }

    if (mode === "jsSimulatedProd") {
      const analogInputsScript = fs.readFileSync(
        "mocks/device-cgi-simulator/SERVICE/digitalInputsMockData.js",
        "utf-8"
      );
      res.setHeader("Content-Type", "application/javascript");
      res.status(200).send(analogInputsScript);
      return;
    }

    return res.status(400).json({ error: "Ungültiger Modus" });
  } catch (error) {
    console.error("❌ Fehler beim Parsen der digitalen Eingänge:", error);
    return res
      .status(500)
      .json({ error: "Fehler beim Parsen der digitalen Eingänge" });
  }
}