text: const router = require('express').Router();
  const { Category, Product } = require('../../models');
  
  // The `/api/categories` endpoint
  
  
  router.get('/', (req, res) => {
    console.log('======================');
    Category.findAll({
      attributes: [
        'id',
        'category_name',
      ],   
  
      
      include: [
        {
          model: Product,
          attributes: ['id', 'product_name', 'price', 'stock', 'category_id'],
        }
      ]
      
    })
      .then(dbCategoryData => res.json(dbCategoryData))
      .catch(err => {
        console.log(err);
        res.status(500).json(err);
      });
  });
  
  router.get('/:id', (req, res) => {
    Category.findOne({
      where: {
        id: req.params.id
      },
      attributes: [
        'id',
        'category_name',
      ],
      include: [
        {
          model: Product,
          attributes: ['id', 'product_name', 'price', 'stock', 'category_id'],
        }
      ]
    })
      .then(dbCategoryData => {
        if (!dbCategoryData) {
          res.status(404).json({ message: 'No cateogory found with this id' });
          return;
        }
        res.json(dbCategoryData);
      })
      .catch(err => {
        console.log(err);
        res.status(500).json(err);
      });
  });
  
  router.post('/', (req, res) => {
    Category.create({
      category_name: req.body.category_name,
    })
      .then(dbCategoryData => res.json(dbCategoryData))
      .catch(err => {
        console.log(err);
        res.status(500).json(err);
      });
  });
  
  router.put('/:id', (req, res) => {
    Category.update(
      {
        category_name: req.body.category_name
      },
      {
        where: {
          id: req.params.id
        }
      }
    )
      .then(dbCategoryData => {
        if (!dbCategoryData) {
          res.status(404).json({ message: 'No category found with this id' });
          return;
        }
        res.json(dbCategoryData);
      })
      .catch(err => {
        console.log(err);
        res.status(500).json(err);
      });
  });
  
  router.delete('/:id', (req, res) => {
    Category.destroy({
      where: {
        id: req.params.id
      }
    })
      .then(dbCategoryData => {
        if (!dbCategoryData) {
          res.status(404).json({ message: 'No category found with this id' });
          return;
        }
        res.json(dbCategoryData);
      })
      .catch(err => {
        console.log(err);
        res.status(500).json(err);
      });
  });
  
  module.exports = router;
  