Untitled

exports.addSection3 = catchAsync(async (req, res, next) => {
  let { products } = req.body;

  if (products) {
    if (products.length > 0) {

      let duplicate = new Set(products);
      if (duplicate.size !== products.length) {
        return next(new AppError('Duplicate product in list', 400));
      }
      for (const product_id of products) {
        try {
          var Id = new mongoose.Types.ObjectId(product_id);
        } catch (e) {
          return next(new AppError('Invalid id.', 400));
        }
        const prod = await Product.findById(Id);
        if (!prod) {
          return next(new AppError('product not found', 400));
        }
      }
      const result = await Layout.updateOne({}, { section3: products });
      if (result) {
        res.status(200).json({
          message: 'Products have been added to section 3 successfully',
          result
        });
      } else {
        return next(new AppError('Internal Server Error', 500));
      }
    } else {
      return next(new AppError('min of products to add is 1', 400));
    }
  } else {
    return next(new AppError('products is required', 500));
  }
});