import 'package:flutter/material.dart';

class SearchOrderAppBar extends StatelessWidget implements PreferredSizeWidget {
  final TextEditingController controller;
  final VoidCallback onBack;
  final VoidCallback onHelp;

  const SearchOrderAppBar({
    super.key,
    required this.controller,
    required this.onBack,
    required this.onHelp,
  });

  @override
  Widget build(BuildContext context) {
    return AppBar(
      backgroundColor: Colors.white,
      elevation: 0,
      leading: IconButton(
        icon: const Icon(Icons.arrow_back, color: Colors.black),
        onPressed: onBack,
      ),
      titleSpacing: 0,
      title: Container(
        height: 40,
        decoration: BoxDecoration(
          color: Colors.white,
          borderRadius: BorderRadius.circular(24),
          border: Border.all(color: Colors.grey.shade400),
        ),
        child: TextField(
          controller: controller,
          decoration: const InputDecoration(
            hintText: "Search order",
            hintStyle: TextStyle(fontSize: 14, color: Colors.grey),
            prefixIcon: Icon(Icons.search, color: Colors.grey),
            border: InputBorder.none,
            contentPadding: EdgeInsets.symmetric(vertical: 10),
          ),
        ),
      ),
      actions: [
        IconButton(
          icon: const Icon(Icons.help_outline, color: Colors.black),
          onPressed: onHelp,
        ),
        const SizedBox(width: 8),
      ],
    );
  }

  @override
  Size get preferredSize => const Size.fromHeight(kToolbarHeight);
}