Files
nearle_pos/lib/presentation/pos/widgets/search_field.dart
2026-07-29 11:41:53 +05:30

104 lines
3.4 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../../core/theme/app_colors.dart';
import '../../../core/theme/app_dimens.dart';
import '../../../core/utils/validators.dart';
import '../providers/cart_controller.dart';
import '../providers/catalog_providers.dart';
/// Doubles as the barcode input.
///
/// If the submitted text looks like a barcode we bill it immediately and clear
/// the field; otherwise it stays as a live search term.
class PosSearchField extends ConsumerStatefulWidget {
const PosSearchField({super.key, this.focusNode});
final FocusNode? focusNode;
@override
ConsumerState<PosSearchField> createState() => _PosSearchFieldState();
}
class _PosSearchFieldState extends ConsumerState<PosSearchField> {
final _controller = TextEditingController();
@override
void dispose() {
_controller.dispose();
super.dispose();
}
void _submit(String value) {
final text = value.trim();
if (text.isEmpty) return;
if (Validators.isLikelyBarcode(text)) {
ref.read(cartControllerProvider.notifier).scanBarcode(text);
_controller.clear();
ref.read(searchQueryProvider.notifier).state = '';
}
}
@override
Widget build(BuildContext context) {
final query = ref.watch(searchQueryProvider);
return TextField(
controller: _controller,
focusNode: widget.focusNode,
autofocus: true,
textInputAction: TextInputAction.search,
style: const TextStyle(fontSize: 16),
onChanged: (v) => ref.read(searchQueryProvider.notifier).state = v,
onSubmitted: _submit,
decoration: InputDecoration(
hintText: 'Search product, scan barcode or enter SKU…',
prefixIcon: const Padding(
padding: EdgeInsets.only(left: AppSpacing.md, right: AppSpacing.sm),
child: Icon(Icons.search_rounded, color: AppColors.textTertiary),
),
prefixIconConstraints: const BoxConstraints(minWidth: 0),
contentPadding: const EdgeInsets.symmetric(
horizontal: AppSpacing.lg,
vertical: AppSpacing.lg + 2,
),
suffixIcon: Row(mainAxisSize: MainAxisSize.min, children: [
if (query.isNotEmpty)
IconButton(
tooltip: 'Clear',
icon: const Icon(Icons.close_rounded, size: 20),
color: AppColors.textTertiary,
onPressed: () {
_controller.clear();
ref.read(searchQueryProvider.notifier).state = '';
},
),
Container(
margin: const EdgeInsets.only(right: AppSpacing.sm),
padding: const EdgeInsets.symmetric(
horizontal: AppSpacing.md,
vertical: AppSpacing.sm,
),
decoration: BoxDecoration(
color: AppColors.primarySurface,
borderRadius: AppRadius.brSm,
),
child: const Row(mainAxisSize: MainAxisSize.min, children: [
Icon(Icons.qr_code_scanner_rounded,
size: 18, color: AppColors.primary),
SizedBox(width: AppSpacing.xs + 2),
Text('Scanner ready',
style: TextStyle(
color: AppColors.primary,
fontSize: 12,
fontWeight: FontWeight.w600,
)),
]),
),
]),
),
);
}
}