Autocomplete class

lib/widgets/custom_autocomplete.dart

@@ -0,0 +1,82 @@
+import 'package:eatvio_app/core/app_export.dart';
+import 'package:flutter/material.dart';
+
+class CustomTextFormField extends StatelessWidget {
+  // ...
+
+  final AutocompleteOptions<String> autocompleteOptions;
+
+  const CustomTextFormField({
+    // ... (остальные параметры)
+    required this.autocompleteOptions,
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return alignment != null
+        ? Align(
+            alignment: alignment ?? Alignment.center,
+            child: autocompleteFieldWidget,
+          )
+        : autocompleteFieldWidget;
+  }
+
+  Widget get autocompleteFieldWidget => SizedBox(
+        width: width ?? double.maxFinite,
+        child: Autocomplete<String>(
+          optionsBuilder: (TextEditingValue textEditingValue) {
+            if (textEditingValue.text == '') {
+              return const Iterable<String>.empty();
+            }
+            return autocompleteOptions.options.where((String option) {
+              return option
+                  .toLowerCase()
+                  .contains(textEditingValue.text.toLowerCase());
+            });
+          },
+          onSelected: (String value) {
+            controller?.text = value;
+            onChanged?.call(value);
+          },
+          fieldViewBuilder: (BuildContext context,
+              TextEditingController textEditingController,
+              FocusNode focusNode,
+              VoidCallback onFieldSubmitted) {
+            return TextFormField(
+              controller: textEditingController,
+              focusNode: focusNode,
+              autofocus: autofocus!,
+              style: textStyle ?? theme.textTheme.titleMedium,
+              obscureText: obscureText!,
+              textInputAction: textInputAction,
+              maxLines: maxLines ?? 1,
+              decoration: decoration,
+              validator: validator,
+              keyboardType: keyboardType,
+              onSaved: onSaved,
+              onChanged: onChanged,
+              inputFormatters: inputFormatters,
+              initialValue: initialValue,
+              onFieldSubmitted: (_) => onFieldSubmitted(),
+            );
+          },
+          optionsViewBuilder: (BuildContext context,
+              AutocompleteOnSelected<String> onSelected,
+              Iterable<String> options) {
+            return Material(
+              elevation: 4.0,
+              child: ListView(
+                children: options.map((String option) {
+                  return ListTile(
+                    title: Text(option),
+                    onTap: () {
+                      onSelected(option);
+                    },
+                  );
+                }).toList(),
+              ),
+            );
+          },
+        ),
+      );
+}