feat: Add localized fields for conservation conditions and customer service in Product object

lib/src/model/product.dart

@@ -109,6 +109,20 @@ class Product extends JsonObject {
       toJson: LanguageHelper.toJsonStringMap)
   Map<OpenFoodFactsLanguage, String>? productNameInLanguages;
 
+  /// Localized conservation conditions of the product, stored in a map where each language is represented by its respective key.
+  @JsonKey(
+      name: 'conservation_conditions_in_languages',
+      fromJson: LanguageHelper.fromJsonStringMap,
+      toJson: LanguageHelper.toJsonStringMap)
+  Map<OpenFoodFactsLanguage, String>? conservationConditionsInLanguages;
+
+  /// Localized customer service information for the product, stored in a map where each language is represented by its respective key.
+  @JsonKey(
+      name: 'customer_service_in_languages',
+      fromJson: LanguageHelper.fromJsonStringMap,
+      toJson: LanguageHelper.toJsonStringMap)
+  Map<OpenFoodFactsLanguage, String>? customerServiceInLanguages;
+
   /// Common name. Example: "Chocolate bar with milk and hazelnuts".
   @JsonKey(name: 'generic_name')
   String? genericName;

lib/src/utils/product_fields.dart

@@ -18,6 +18,14 @@ enum ProductField implements OffTagged {
     inLanguagesProductField: ProductField.NAME_IN_LANGUAGES,
     isAllLanguages: true,
   ),
+  CONSERVATION_CONDITIONS_ALL_LANGUAGES(
+    offTag: 'conservation_conditions_languages',
+    isAllLanguages: true,
+  ),
+  CUSTOMER_SERVICE_ALL_LANGUAGES(
+    offTag: 'customer_service_languages',
+    isAllLanguages: true,
+  ),
   GENERIC_NAME(
     offTag: 'generic_name',
     inLanguagesProductField: ProductField.GENERIC_NAME_IN_LANGUAGES,
@@ -310,6 +318,8 @@ const Set<ProductField> fieldsInLanguages = {
 @Deprecated('Use ProductField.getAllLanguagesList() instead')
 const Set<ProductField> fieldsAllLanguages = {
   ProductField.NAME_ALL_LANGUAGES,
+  ProductField.CUSTOMER_SERVICE_ALL_LANGUAGES,
+  ProductField.CONSERVATION_CONDITIONS_ALL_LANGUAGES,
   ProductField.GENERIC_NAME_ALL_LANGUAGES,
   ProductField.ABBREVIATED_NAME_ALL_LANGUAGES,
   ProductField.INGREDIENTS_TEXT_ALL_LANGUAGES,

test/api_get_product_test.dart

@@ -233,6 +233,51 @@ void main() {
       expect(nutriments.getValue(Nutrient.vitaminC, perSize), 0.0339);
     });
 
+    test('get localized conservation conditions and customer service',
+        () async {
+      ProductQueryConfiguration configuration = ProductQueryConfiguration(
+        '3017620425035',
+        fields: [
+          ProductField.CONSERVATION_CONDITIONS_ALL_LANGUAGES,
+          ProductField.CUSTOMER_SERVICE_ALL_LANGUAGES,
+        ],
+        version: ProductQueryVersion.v3,
+        language: OpenFoodFactsLanguage.ALL_LANGUAGES,
+      );
+
+      ProductResultV3 result = await getProductV3InProd(configuration);
+
+      expect(result.status, ProductResultV3.statusSuccess);
+      expect(result.product, isNotNull);
+
+      final conservationConditions =
+          result.product!.conservationConditionsInLanguages;
+      expect(conservationConditions, isNotNull);
+      expect(conservationConditions, isNotEmpty);
+      expect(
+          conservationConditions!
+              .containsKey(OpenFoodFactsLanguage.ALL_LANGUAGES),
+          isTrue);
+      expect(conservationConditions[OpenFoodFactsLanguage.ALL_LANGUAGES],
+          isNotEmpty);
+      expect(
+        conservationConditions[OpenFoodFactsLanguage.ALL_LANGUAGES],
+        isA<String>()
+            .having((s) => s.trim().isNotEmpty, 'non-empty string', isTrue),
+      );
+
+      final customerService = result.product!.customerServiceInLanguages;
+      expect(customerService, isNotNull);
+      expect(customerService, isNotEmpty);
+      expect(customerService!.containsKey(OpenFoodFactsLanguage.ALL_LANGUAGES),
+          isTrue);
+      expect(customerService[OpenFoodFactsLanguage.ALL_LANGUAGES], isNotEmpty);
+      expect(
+        customerService[OpenFoodFactsLanguage.ALL_LANGUAGES],
+        isA<String>()
+            .having((s) => s.trim().isNotEmpty, 'non-empty string', isTrue),
+      );
+    });
     test('get uncommon nutrients', () async {
       // PROD data as of 2021-07-16
       const OpenFoodFactsLanguage language = OpenFoodFactsLanguage.FRENCH;