feat: 6025 - settings for the folksonomy server

Impacted files:
* `folksonomy_provider.dart`: used a specific folksonomy server instead of systematically the prod server
* `product_query.dart`: specific folksonomy server
* `user_preferences_dev_mode.dart`: settings for the specific folksonomy server

packages/smooth_app/lib/pages/folksonomy/folksonomy_provider.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:openfoodfacts/openfoodfacts.dart';
+import 'package:smooth_app/query/product_query.dart';
 
 class FolksonomyProvider extends ChangeNotifier {
   FolksonomyProvider(this.barcode) {
@@ -30,6 +31,7 @@ class FolksonomyProvider extends ChangeNotifier {
           await FolksonomyAPIClient.getAuthenticationToken(
         username: user.userId,
         password: user.password,
+        uriHelper: ProductQuery.uriFolksonomyHelper,
       );
 
       if (token.isError) {
@@ -48,7 +50,10 @@ class FolksonomyProvider extends ChangeNotifier {
 
   Future<void> fetchProductTags() async {
     try {
-      _productTags = await FolksonomyAPIClient.getProductTags(barcode: barcode);
+      _productTags = await FolksonomyAPIClient.getProductTags(
+        barcode: barcode,
+        uriHelper: ProductQuery.uriFolksonomyHelper,
+      );
       _isLoading = false;
     } catch (e) {
       _error = e.toString();
@@ -62,7 +67,12 @@ class FolksonomyProvider extends ChangeNotifier {
       final String bearerToken = await getBearerToken();
       // to-do: The addProduct tag method does not yet have a way to add a comment.
       await FolksonomyAPIClient.addProductTag(
-          barcode: barcode, key: key, value: value, bearerToken: bearerToken);
+        barcode: barcode,
+        key: key,
+        value: value,
+        bearerToken: bearerToken,
+        uriHelper: ProductQuery.uriFolksonomyHelper,
+      );
       _productTags?[key] = ProductTag(
         barcode: barcode,
         key: key,
@@ -85,11 +95,13 @@ class FolksonomyProvider extends ChangeNotifier {
 
       final int newVersion = (_productTags?[key]?.version ?? 0) + 1;
       await FolksonomyAPIClient.updateProductTag(
-          barcode: barcode,
-          key: key,
-          value: newValue,
-          version: newVersion,
-          bearerToken: bearerToken);
+        barcode: barcode,
+        key: key,
+        value: newValue,
+        version: newVersion,
+        bearerToken: bearerToken,
+        uriHelper: ProductQuery.uriFolksonomyHelper,
+      );
       _productTags?[key] = ProductTag(
         barcode: barcode,
         key: key,
@@ -111,10 +123,12 @@ class FolksonomyProvider extends ChangeNotifier {
       final String bearerToken = await getBearerToken();
       final int tagVersion = _productTags?[key]?.version ?? 0;
       await FolksonomyAPIClient.deleteProductTag(
-          barcode: barcode,
-          key: key,
-          version: tagVersion,
-          bearerToken: bearerToken);
+        barcode: barcode,
+        key: key,
+        version: tagVersion,
+        bearerToken: bearerToken,
+        uriHelper: ProductQuery.uriFolksonomyHelper,
+      );
       _productTags?.remove(key);
     } catch (e) {
       _error = e.toString();

packages/smooth_app/lib/pages/preferences/user_preferences_dev_mode.dart

@@ -43,6 +43,7 @@ class UserPreferencesDevMode extends AbstractUserPreferences {
   static const String userPreferencesFlagProd = '__devWorkingOnProd';
   static const String userPreferencesFlagPriceProd = '__devWorkingOnPricesProd';
   static const String userPreferencesTestEnvDomain = '__testEnvHost';
+  static const String userPreferencesFolksonomyHost = '__folksonomyHost';
   static const String userPreferencesFlagEditIngredients = '__editIngredients';
   static const String userPreferencesFlagHideFolksonomy = '__hideFolksonomy';
   static const String userPreferencesFlagBoostedComparison =
@@ -292,6 +293,14 @@ class UserPreferencesDevMode extends AbstractUserPreferences {
             ],
           ),
         ),
+        const UserPreferencesItemSection(
+          label: 'Folksonomy Server configuration',
+        ),
+        UserPreferencesItemTile(
+          title: 'Folksonomy host',
+          subtitle: ProductQuery.uriFolksonomyHelper.host,
+          onTap: () async => _changeFolksonomyHost(),
+        ),
         UserPreferencesItemSection(
           label: appLocalizations.dev_mode_section_news,
         ),
@@ -534,4 +543,30 @@ class UserPreferencesDevMode extends AbstractUserPreferences {
       ProductQuery.setQueryType(userPreferences);
     }
   }
+
+  Future<void> _changeFolksonomyHost() async {
+    _textFieldController.text = ProductQuery.uriFolksonomyHelper.host;
+    final String? result = await showDialog<String>(
+      context: context,
+      builder: (final BuildContext context) => SmoothAlertDialog(
+        title: 'Folksonomy host',
+        body: TextField(controller: _textFieldController),
+        negativeAction: SmoothActionButton(
+          text: appLocalizations.cancel,
+          onPressed: () => Navigator.pop(context),
+        ),
+        positiveAction: SmoothActionButton(
+          text: appLocalizations.okay,
+          onPressed: () => Navigator.pop(context, _textFieldController.text),
+        ),
+      ),
+    );
+    if (result != null) {
+      await userPreferences.setDevModeString(
+        userPreferencesFolksonomyHost,
+        result,
+      );
+      ProductQuery.setQueryType(userPreferences);
+    }
+  }
 }

packages/smooth_app/lib/query/product_query.dart

@@ -172,6 +172,9 @@ abstract class ProductQuery {
   /// Product helper only for prices.
   static late UriProductHelper uriPricesHelper;
 
+  /// Product helper only for Folksonomy.
+  static late UriHelper uriFolksonomyHelper;
+
   static bool isLoggedIn() => OpenFoodAPIConfiguration.globalUser != null;
 
   /// Sets the query type according to the current [UserPreferences]
@@ -187,6 +190,12 @@ abstract class ProductQuery {
     uriPricesHelper = getProductHelper(
       UserPreferencesDevMode.userPreferencesFlagPriceProd,
     );
+    uriFolksonomyHelper = UriHelper(
+      host: userPreferences.getDevModeString(
+            UserPreferencesDevMode.userPreferencesFolksonomyHost,
+          ) ??
+          uriHelperFolksonomyProd.host,
+    );
   }
 
   /// Returns the standard test env, or the custom test env if relevant.