import NextCrud, { PrismaAdapter } from "@premieroctet/next-crud";
import { Prisma } from "@prisma/client";
import { NextApiRequest, NextApiResponse } from "next";
import { getServerSession } from "next-auth/next";
import { authOptions } from "../auth/[...nextauth]";
// import { getToken } from "next-auth/jwt";
// import { getSession } from "next-auth/client";
const common = require("../../../src/helpers/common");
import jwt from 'jsonwebtoken';
import { decode } from 'next-auth/jwt';
const logger = require('../../../src/logger');

// import { getToken } from "next-auth/jwt";

const handler = async (req: NextApiRequest, res: NextApiResponse) => {
  const prismaClient = common.getPrismaClient();

  const nextCrudHandler = await NextCrud({
    adapter: new PrismaAdapter({ prismaClient }),
    models: {
      [Prisma.ModelName.CartEvent]: { name: "cartevents" },
    },
  });
  //1: check session
  const session = await getServerSession(req, res, authOptions);
  //console.log("Session:", session); // Log the session
  const authHeader = req.headers.authorization || '';
  //console.log('authHeader', authHeader);
  if (session) {
    //get target table
    const targetTable = req.query.nextcrud[0];
    //get target action
    if (req.method === 'DELETE') {
      switch (targetTable) {
        case 'publishers':
        case 'availabilities':
          const targetId = req.query.nextcrud[1];
          logger.info('[nextCrud] ' + targetTable + ': ' + targetId + ' DELETED  by ' + session.user.email);
          break;
        default:
          break;
      }
    }
    return nextCrudHandler(req, res);
  }
  else {
    console.log('[nextCrud]: No session');
  }

  //2: check jwt
  const secret = process.env.NEXTAUTH_SECRET;
  const bearerHeader = req.headers['authorization'];
  if (bearerHeader) {
    const token = bearerHeader.split(' ')[1]; // Assuming "Bearer <token>"
    try {
      const decoded = await decode({
        token: token,
        secret: process.env.NEXTAUTH_SECRET,
      });
      //console.log('Decoded JWT:');
    } catch (err) {
      console.error('[nextCrud]: Error decoding token:', err);
    }
    try {
      const verified = jwt.verify(token, secret);
      //console.log('Verified JWT:');

      return nextCrudHandler(req, res);
    } catch (err) {
      console.error('[nextCrud]: Invalid token:', err);
    }
  }

  //3. check X-From-Server header
  const xFromServer = req.headers['x-from-server'];
  if (xFromServer) {
    return nextCrudHandler(req, res);
  }


  return res.status(401).json({ message: '[nextCrud]: Unauthorized' });
};

export default handler;