feat: 3749 - improvements for packaging suggestions (#3750)

* Revert "feat: 3585 - upgrade to flutter 3.7 (#3666)"

This reverts commit ad46236.

* feat: 3749 - improvements for packaging suggestions

Impacted files:
* `edit_new_packagings.dart`: added categories parameter for suggestions
* `edit_new_packagings_component.dart`: added categories field; added categories parameters for shape search; added categories and shape parameters for material search; added specific minLengthForSuggestions parameter set to 0 for shape and material search
* `simple_input_text_field.dart`: added minLengthForSuggestions, categories and shape fields; added categories, shape and country parameters for `getSuggestions`

packages/smooth_app/lib/pages/product/edit_new_packagings.dart

@@ -103,6 +103,7 @@ class _EditNewPackagingsState extends State<EditNewPackagings> {
             deleteCallback: () =>
                 setState(() => _removePackagingAt(deleteIndex)),
             helper: _helpers[index],
+            categories: widget.product.categories,
           ),
         ),
       );

packages/smooth_app/lib/pages/product/edit_new_packagings_component.dart

@@ -16,11 +16,13 @@ class EditNewPackagingsComponent extends StatefulWidget {
     required this.title,
     required this.deleteCallback,
     required this.helper,
+    required this.categories,
   });
 
   final String title;
   final VoidCallback deleteCallback;
   final EditNewPackagingsHelper helper;
+  final String? categories;
 
   @override
   State<EditNewPackagingsComponent> createState() =>
@@ -54,6 +56,8 @@ class _EditNewPackagingsComponentState
               tagType: TagType.PACKAGING_SHAPES,
               iconName: 'shape',
               iconColor: iconColor,
+              minLengthForSuggestions: 0,
+              categories: widget.categories,
             ),
             _EditTextLine(
               title: appLocalizations.edit_packagings_element_field_material,
@@ -62,6 +66,9 @@ class _EditNewPackagingsComponentState
               iconName: 'material',
               iconColor: iconColor,
               hint: appLocalizations.edit_packagings_element_hint_material,
+              minLengthForSuggestions: 0,
+              categories: widget.categories,
+              shapeProvider: () => widget.helper.controllerShape.text,
             ),
             _EditTextLine(
               title: appLocalizations.edit_packagings_element_field_recycling,
@@ -123,6 +130,9 @@ class _EditTextLine extends StatefulWidget {
     required this.iconColor,
     this.hint,
     this.tagType,
+    this.minLengthForSuggestions = 1,
+    this.categories,
+    this.shapeProvider,
   });
 
   final String title;
@@ -131,6 +141,9 @@ class _EditTextLine extends StatefulWidget {
   final String iconName;
   final Color? iconColor;
   final String? hint;
+  final int minLengthForSuggestions;
+  final String? categories;
+  final String? Function()? shapeProvider;
 
   @override
   State<_EditTextLine> createState() => _EditTextLineState();
@@ -179,6 +192,9 @@ class _EditTextLineState extends State<_EditTextLine> {
                 hintText: '',
                 controller: widget.controller,
                 withClearButton: true,
+                minLengthForSuggestions: widget.minLengthForSuggestions,
+                categories: widget.categories,
+                shapeProvider: widget.shapeProvider,
               ),
             ),
           ),

packages/smooth_app/lib/pages/product/simple_input_text_field.dart

@@ -14,6 +14,9 @@ class SimpleInputTextField extends StatelessWidget {
     required this.hintText,
     required this.controller,
     this.withClearButton = false,
+    this.minLengthForSuggestions = 1,
+    this.categories,
+    this.shapeProvider,
   });
 
   final FocusNode focusNode;
@@ -23,6 +26,9 @@ class SimpleInputTextField extends StatelessWidget {
   final String hintText;
   final TextEditingController controller;
   final bool withClearButton;
+  final int minLengthForSuggestions;
+  final String? categories;
+  final String? Function()? shapeProvider;
 
   @override
   Widget build(BuildContext context) => Padding(
@@ -38,19 +44,22 @@ class SimpleInputTextField extends StatelessWidget {
                 focusNode: focusNode,
                 textEditingController: controller,
                 optionsBuilder: (final TextEditingValue value) async {
-                  final String input = value.text.trim();
-
-                  if (input.isEmpty) {
+                  if (tagType == null) {
                     return <String>[];
                   }
 
-                  if (tagType == null) {
+                  final String input = value.text.trim();
+                  if (input.length < minLengthForSuggestions) {
                     return <String>[];
                   }
 
                   return OpenFoodAPIClient.getSuggestions(
                     tagType!,
                     language: ProductQuery.getLanguage()!,
+                    country: ProductQuery.getCountry(),
+                    categories: categories,
+                    shape: shapeProvider?.call(),
+                    user: ProductQuery.getUser(),
                     limit: 1000000, // lower max count on the server anyway
                     input: value.text.trim(),
                   );