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exports.searchGlobal = catchAsync(async (req, res, next) => {
  const { filter } = req.query;
  let { page, limit } = req.query;

  if (!filter) {
    return next(new AppError('filter is required', 400));
  }
  page = page ? parseInt(page) : 1;
  limit = limit ? parseInt(limit) : 10;

  const results = await Product.aggregate([
    {
      $match: { visibility: true }
    },
    {
      $lookup: {
        from: 'categories',
        localField: 'categories',
        foreignField: '_id',
        as: 'categories'
      }
    },
    {
      $lookup: {
        from: 'subcategories',
        localField: 'subcategories',
        foreignField: '_id',
        as: 'subcategories'
      }
    },
    {
      $lookup: {
        from: 'groups',
        localField: 'groups',
        foreignField: '_id',
        as: 'groups'
      }
    },
    {
      $lookup: {
        from: 'brands',
        localField: 'brand',
        foreignField: '_id',
        as: 'brand'
      }
    },
    {
      $lookup: {
        from: 'offers',
        localField: 'offer',
        foreignField: '_id',
        pipeline: [{ $project: { discount: 1, status: 1 } }],
        as: 'offer'
      }
    }
  ]);
  const array = new Array();
  for (let i = 0; i < results.length; i++) {
    array[i] = {
      name: {
        fr: results[i]?.name.fr,
        en: results[i]?.name.en
      },
      categories: [],
      subcategories: [],
      groups: [],
      brand: []
    };
    for (let j = 0; j < results[i]?.categories.length; j++) {
      if (results[i]?.categories[j].category) {
        array[i].categories.push({ category: results[i]?.categories[j].category });
      }
    }
    for (let j = 0; j < results[i]?.subcategories.length; j++) {
      array[i].subcategories[j] = { subcategory: results[i]?.subcategories[j].subcategory };
    }
    for (let j = 0; j < results[i]?.groups.length; j++) {
      array[i].groups[j] = { group: results[i]?.groups[j].group };
    }
    for (let j = 0; j < results[i]?.brand.length; j++) {
      array[i].brand[j] = { brand: results[i]?.brand[j].brand };
    }
  }
  const fuse = new Fuse(array, fuseOptions);

  const lists = fuse.search(filter);
  let indexs = new Array();
  for (const list of lists) {
    indexs.push(list.refIndex);
  }

  let ProductsList = indexs.map(function (item) {
    return results[item];
  });

  let products = ProductsList.slice((page - 1) * limit, page * limit);
  res.status(200).json({
    products,
    count: products.length
  });
});