searchProducts static method

Future<SearchResult> searchProducts(User? user, AbstractQueryConfiguration configuration, { UriProductHelper uriHelper = uriHelperFoodProd, })

Search the OpenFoodFacts product database with the given parameters. Returns the list of products as SearchResult. Query the language specific host from OpenFoodFacts.

  ProductSearchQueryConfiguration configuration =
      ProductSearchQueryConfiguration(
    parametersList: <Parameter>[
       ...(insert parameter's from below here)
    ],
  );

  SearchResult result = await OpenFoodAPIClient.searchProducts(
    User(userId: '', password: ''),
    configuration,
  );

  print(result.products?[0].productName);

Possible parameters are:

By name:

SearchTerms(terms: ['Nutella']),

Without additives:

WithoutAdditives()

By brand, stores, ingredients, other TagFilterType:

TagFilter.fromType(
  tagFilterType: TagFilterType.BRANDS,
  tagName: 'Coca-cola',
),

By category (PnnsGroup2):

PnnsGroup2Filter(pnnsGroup2: PnnsGroup2.POTATOES),

By VeganStatus, VegetarianStatus or/and PalmOilFreeStatus:

IngredientsAnalysisParameter(veganStatus: VeganStatus.VEGAN),

You can sort the SortOption criteria:

SortBy(option: SortOption.POPULARITY),

Limit the amount of products per query

PageSize(size: 5),
´´´

And query more products

PageNumber(page: 2),

-------

Search for products related to a user

```dart
      final ProductSearchQueryConfiguration configuration =
          ProductSearchQueryConfiguration(
        parametersList: [
          TagFilter.fromType(tagFilterType: type, tagName: userId),
        ],
        language: language,
        fields: [
          ProductField.BARCODE,
          ProductField.STATES_TAGS,
        ],
        version: ProductQueryVersion.v3,
      );

Where type is:

• TagFilterType.CREATOR
• TagFilterType.INFORMERS
• TagFilterType.PHOTOGRAPHERS

Implementation

static Future<SearchResult> searchProducts(
  final User? user,
  final AbstractQueryConfiguration configuration, {
  final UriProductHelper uriHelper = uriHelperFoodProd,
}) async {
  final Response response = await configuration.getResponse(user, uriHelper);
  final String jsonStr = _replaceQuotes(response.body);
  final SearchResult result = SearchResult.fromJson(
    HttpHelper().jsonDecode(jsonStr),
  );
  _removeImages(result, configuration);
  return result;
}