447 lines
16 KiB
Dart
447 lines
16 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../../app/providers.dart';
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import '../../../core/constants/app_constants.dart';
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import '../../../core/theme/app_colors.dart';
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import '../../../core/theme/app_dimens.dart';
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import '../../../core/utils/formatters.dart';
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import '../../../domain/entities/store_account.dart';
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import '../../auth/providers/auth_controller.dart';
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import '../providers/printer_settings.dart';
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import '../../sync/providers/sync_controller.dart';
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import '../widgets/module_widgets.dart';
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/// Terminal and store configuration.
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class SettingsView extends ConsumerStatefulWidget {
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const SettingsView({super.key});
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@override
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ConsumerState<SettingsView> createState() => _SettingsViewState();
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}
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class _SettingsViewState extends ConsumerState<SettingsView> {
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bool _scannerSound = true;
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bool _roundOff = true;
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bool _autoLoyalty = true;
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@override
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Widget build(BuildContext context) {
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final store = ref.watch(currentStoreProvider);
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final user = ref.watch(currentUserProvider);
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return ModulePage(
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children: [
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LayoutBuilder(
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builder: (context, constraints) {
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final wide = constraints.maxWidth >= 1040;
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final left = Column(
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children: [
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_storeCard(store),
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const SizedBox(height: AppSpacing.lg),
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_taxCard(),
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const SizedBox(height: AppSpacing.lg),
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_loyaltyCard(),
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],
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);
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final right = Column(
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children: [
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_hardwareCard(),
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const SizedBox(height: AppSpacing.lg),
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_connectivityCard(),
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const SizedBox(height: AppSpacing.lg),
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_staffCard(store, user),
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const SizedBox(height: AppSpacing.lg),
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_aboutCard(),
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],
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);
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if (!wide) {
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return Column(
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children: [left, const SizedBox(height: AppSpacing.lg), right],
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);
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}
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return Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Expanded(child: left),
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const SizedBox(width: AppSpacing.lg),
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Expanded(child: right),
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],
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);
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},
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),
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],
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);
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}
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Widget _storeCard(StoreAccount? store) => PanelCard(
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title: 'Store details',
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subtitle: 'Printed on every invoice',
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action: TextButton(onPressed: () {}, child: const Text('Edit')),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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_row('Store name', store?.name ?? AppConstants.storeName),
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_row('Address', store?.address ?? AppConstants.storeAddress),
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_row('GSTIN', store?.gstin ?? AppConstants.storeGstin, mono: true),
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_row('Phone', store?.phone ?? AppConstants.storePhone, mono: true),
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_row('Plan', store?.plan ?? 'Business'),
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],
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),
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);
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Widget _taxCard() => PanelCard(
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title: 'Tax & pricing',
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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_row(
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'Default GST slab',
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Formatters.percent(AppConstants.defaultGstRate),
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),
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_row('Prices include tax', 'Yes'),
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_toggle(
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'Round bills to nearest rupee',
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'Shows the adjustment as a Round Off line',
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_roundOff,
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(v) => setState(() => _roundOff = v),
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),
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],
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),
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);
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Widget _loyaltyCard() => PanelCard(
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title: 'Loyalty programme',
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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_row(
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'Earn rate',
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'1 point per '
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'${Formatters.money(AppConstants.loyaltyRupeesPerPoint)}',
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),
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_row(
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'Point value',
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Formatters.money(AppConstants.loyaltyPointValue),
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),
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_toggle(
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'Apply tier discount automatically',
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'Silver 2%, Gold 5%, Platinum 8%',
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_autoLoyalty,
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(v) => setState(() => _autoLoyalty = v),
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),
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],
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),
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);
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Widget _hardwareCard() {
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final settings = ref.watch(printerSettingsProvider);
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final controller = ref.read(printerSettingsProvider.notifier);
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final printers = ref.watch(availablePrintersProvider);
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return PanelCard(
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title: 'Printer & peripherals',
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subtitle: 'Install the printer in the operating system first — it then '
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'appears in this list.',
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action: TextButton.icon(
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onPressed: () => ref.invalidate(availablePrintersProvider),
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icon: const Icon(Icons.refresh_rounded, size: 16),
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label: const Text('Rescan'),
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),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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printers.when(
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loading: () => const Padding(
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padding: EdgeInsets.symmetric(vertical: AppSpacing.lg),
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child: Center(child: CircularProgressIndicator()),
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),
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error: (e, _) => Text(
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'Could not list printers: $e',
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style: const TextStyle(color: AppColors.danger, fontSize: 12.5),
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),
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data: (list) {
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if (list.isEmpty) {
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return Container(
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padding: const EdgeInsets.all(AppSpacing.md),
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decoration: BoxDecoration(
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color: AppColors.warningSurface,
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borderRadius: AppRadius.brSm,
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),
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child: const Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Icon(Icons.print_disabled_rounded,
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size: 18, color: AppColors.warning),
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SizedBox(width: AppSpacing.sm),
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Expanded(
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child: Text(
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'No printers found. Add the thermal printer in your '
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'operating system settings, then tap Rescan. Bills '
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'still print to screen in the meantime.',
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style: TextStyle(
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fontSize: 12.5,
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color: AppColors.warning,
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height: 1.45,
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),
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),
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),
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],
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),
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);
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}
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return Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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DropdownButtonFormField<String>(
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initialValue: list.any((p) => p.url == settings.printerUrl)
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? settings.printerUrl
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: null,
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isExpanded: true,
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decoration: const InputDecoration(
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labelText: 'Receipt printer',
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prefixIcon: Icon(Icons.print_outlined),
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isDense: true,
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),
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hint: const Text('Print to screen only'),
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items: [
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for (final p in list)
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DropdownMenuItem(
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value: p.url,
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child: Text(
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p.isDefault ? '${p.name} (system default)' : p.name,
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overflow: TextOverflow.ellipsis,
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),
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),
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],
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onChanged: (url) => controller.selectPrinter(
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url == null
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? null
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: list.firstWhere((p) => p.url == url),
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),
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),
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const SizedBox(height: AppSpacing.md),
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Wrap(
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spacing: AppSpacing.sm,
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runSpacing: AppSpacing.sm,
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children: [
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OutlinedButton.icon(
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onPressed: () async {
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final ok = await ref
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.read(receiptServiceProvider)
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.printTestPage(
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printerUrl: settings.printerUrl);
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if (!context.mounted) return;
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ScaffoldMessenger.of(context)
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..hideCurrentSnackBar()
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..showSnackBar(SnackBar(
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backgroundColor: ok
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? AppColors.success
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: AppColors.danger,
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content: Text(ok
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? 'Test slip sent to the printer.'
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: 'Could not reach the printer.'),
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));
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},
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icon: const Icon(Icons.receipt_long_rounded, size: 17),
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label: const Text('Print test slip'),
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),
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if (settings.hasPrinter)
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TextButton(
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onPressed: () => controller.selectPrinter(null),
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style: TextButton.styleFrom(
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foregroundColor: AppColors.textSecondary,
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),
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child: const Text('Use screen only'),
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),
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],
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),
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],
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);
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},
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),
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const Divider(height: AppSpacing.xxl),
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_toggle(
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'Scanner beep',
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'Audible confirmation on every scan',
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_scannerSound,
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(v) => setState(() => _scannerSound = v),
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),
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_toggle(
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'Print receipt automatically',
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settings.hasPrinter
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? 'Sends to the selected printer the moment a sale completes'
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: 'Select a printer above to enable this',
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settings.autoPrint,
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settings.hasPrinter ? controller.setAutoPrint : null,
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),
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_toggle(
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'Open cash drawer on cash sales',
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'Needs a raw ESC/POS link — see the notes in ReceiptService',
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settings.openDrawer,
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controller.setOpenDrawer,
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),
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],
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),
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);
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}
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Widget _staffCard(StoreAccount? store, StaffUser? current) => PanelCard(
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title: 'Users & roles',
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action: TextButton(onPressed: () {}, child: const Text('Manage')),
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child: ResponsiveTable(
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stackBelow: 360,
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columns: const [
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TableCol('Name', flex: 3),
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TableCol('Role', flex: 3),
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TableCol('', flex: 2, numeric: true),
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],
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rows: (store?.staff ?? const <StaffUser>[])
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.map((s) => [
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Cell(s.name, bold: true),
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Cell(s.role.label, color: AppColors.textSecondary),
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s.id == current?.id
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? const TagChip('Signed in',
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color: AppColors.success)
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: const SizedBox.shrink(),
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])
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.toList(),
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),
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);
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Widget _connectivityCard() {
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final ready = ref.watch(catalogueReadyProvider);
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final lastImport = ref.watch(lastImportAtProvider);
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final outstanding = ref.watch(unsyncedCountProvider).value ?? 0;
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return PanelCard(
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title: 'Connectivity & sync',
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subtitle: 'This terminal only needs a connection to import the '
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'catalogue and to push the shift report.',
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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_row('Catalogue', ready ? 'Loaded' : 'Not imported'),
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_row(
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'Last import',
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lastImport == null ? 'Never' : Formatters.dateTime(lastImport),
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),
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_row('Unsynced bills', '$outstanding'),
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_toggle(
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'Simulate offline',
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'Forces import and sync to fail, so you can confirm nothing is '
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'lost when the network drops',
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// Read straight from the provider — no local copy to drift.
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ref.watch(simulateOfflineProvider),
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(v) {
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ref.read(simulateOfflineProvider.notifier).state = v;
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// Clear any stale failure banner left by the previous setting.
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ref.read(catalogueImportProvider.notifier).reset();
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ref.read(orderSyncProvider.notifier).reset();
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},
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),
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],
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),
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);
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}
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Widget _aboutCard() => PanelCard(
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title: 'About',
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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_row('Application', '${AppConstants.appName} 1.0.0'),
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_row('Terminal', 'TERM-01'),
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_row('Data store', 'SQLite (on device)'),
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const SizedBox(height: AppSpacing.md),
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SizedBox(
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width: double.infinity,
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child: OutlinedButton.icon(
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onPressed: () {},
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icon: const Icon(Icons.sync_rounded, size: 17),
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label: const Text('Check for updates'),
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),
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),
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],
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),
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);
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Widget _row(String label, String value, {bool mono = false}) => Padding(
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padding: const EdgeInsets.symmetric(vertical: AppSpacing.sm),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Flexible(
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flex: 3,
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child: Text(
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label,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(
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fontSize: 13,
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color: AppColors.textSecondary,
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),
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),
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),
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const SizedBox(width: AppSpacing.md),
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Flexible(
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flex: 4,
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child: Text(
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value,
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textAlign: TextAlign.right,
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overflow: TextOverflow.ellipsis,
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style: TextStyle(
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fontSize: 13,
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fontWeight: FontWeight.w600,
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color: AppColors.textPrimary,
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fontFamily: mono ? 'monospace' : null,
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),
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),
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),
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],
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),
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);
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Widget _toggle(
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String title,
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String subtitle,
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bool value,
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ValueChanged<bool>? onChanged,
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) =>
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Padding(
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padding: const EdgeInsets.symmetric(vertical: AppSpacing.xs),
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child: Row(
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children: [
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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title,
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style: const TextStyle(
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fontSize: 13.5,
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fontWeight: FontWeight.w500,
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),
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),
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Text(
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subtitle,
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style: const TextStyle(
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fontSize: 11.5,
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color: AppColors.textTertiary,
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height: 1.4,
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),
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),
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],
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),
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),
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const SizedBox(width: AppSpacing.md),
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Switch(value: value, onChanged: onChanged),
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],
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),
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);
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}
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