text: const router = require('express').Router();
  const { Tag, Product, ProductTag } = require('../../models');
  
  // The `/api/tags` endpoint
  
  router.get('/', async (req, res) => {
    // find all tags
    try {
      const tagData = await Tag.findAll({
        include: [{ model: Product }]
      });
      res.status(200).json(tagData);
    } catch (err) {
      res.status(500).json(err);
    };
  });
  
  router.get('/:id', async (req, res) => {
    // find a single tag by its `id`
    try {
      const tagData = await Tag.findByPk(req.params.id, {
        include: [{ model: Product }]
      });
      res.status(200).json(tagData);
    } catch (err) {
      res.status(500).json(err);
    };
    // be sure to include its associated Product data
  });
  
  router.post('/', async (req, res) => {
    // create a new tag
    try {
      const tagData = await Tag.create(req.body);
      res.status(200).json(tagData);
    } catch (err) {
      res.status(500).json(err);
    };
  });
  
  router.put('/:id', async (req, res) => {
    // update a tag's name by its `id` value
    try {
      const tagData = await Tag.update(req.body, {
        where: {
          id: req.params.id 
        }
      });
      res.status(200).json(tagData);
    } catch (err) {
      res.status(500).json(err);
    };
  });
  
  router.delete('/:id', async (req, res) => {
    // delete on tag by its `id` value
    try {
      const tagData = await Tag.destroy({
        where: {
          id: req.params.id
        }
      });
      if (!tagData) {
        res.status(400).json({ message: 'No tag found with that ID!' });
        return;
      };
      res.status(200).json(tagData);
    } catch (err) {
      res.status(500).json(err);
    };
  });
  
  module.exports = router;
  