482 lines
14 KiB
Dart
482 lines
14 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/theme/app_colors.dart';
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import '../../../core/theme/app_dimens.dart';
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import '../../../core/theme/app_layout.dart';
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import '../../../core/theme/app_typography.dart';
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import '../../../core/utils/formatters.dart';
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import '../../auth/providers/auth_controller.dart';
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import '../../sync/widgets/sign_out_dialog.dart';
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import '../providers/cart_controller.dart';
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import '../../sync/providers/sync_controller.dart';
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import '../providers/navigation_provider.dart';
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/// Left navigation rail.
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///
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/// Renders in three widths: full labels on desktop, icons only on tablet
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/// landscape, and off-canvas below that. The same widget serves all three so
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/// the active state and badges never drift apart.
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class AppSidebar extends ConsumerWidget {
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const AppSidebar({
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super.key,
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required this.mode,
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this.onDestinationTap,
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});
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final SidebarMode mode;
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/// Lets the drawer close itself after a tap.
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final VoidCallback? onDestinationTap;
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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// The drawer presentation uses the expanded layout at full width.
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final expanded = mode != SidebarMode.rail;
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final width = mode == SidebarMode.rail
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? PosLayout.railWidth
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: PosLayout.expandedWidth;
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return AnimatedContainer(
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duration: AppMotion.normal,
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curve: AppMotion.emphasized,
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width: width,
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decoration: const BoxDecoration(
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color: AppColors.surface,
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border: Border(right: BorderSide(color: AppColors.border)),
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),
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child: SafeArea(
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right: false,
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child: Column(
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children: [
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_Brand(expanded: expanded),
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const Divider(height: 1),
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_Profile(expanded: expanded),
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const Divider(height: 1),
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Expanded(
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child: SingleChildScrollView(
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padding: const EdgeInsets.symmetric(vertical: AppSpacing.md),
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child: Column(
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children: [
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for (final section in NavSection.values)
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_Section(
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section: section,
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expanded: expanded,
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onDestinationTap: onDestinationTap,
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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: 1),
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_LogoutTile(expanded: expanded),
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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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class _Brand extends StatelessWidget {
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const _Brand({required this.expanded});
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final bool expanded;
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@override
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Widget build(BuildContext context) {
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return Container(
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height: AppSizes.headerHeight,
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padding: EdgeInsets.symmetric(
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horizontal: expanded ? AppSpacing.xl : AppSpacing.md,
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),
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alignment: expanded ? Alignment.centerLeft : Alignment.center,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Container(
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width: 36,
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height: 36,
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decoration: BoxDecoration(
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gradient: AppColors.primaryGradient,
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borderRadius: BorderRadius.circular(10),
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),
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alignment: Alignment.center,
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child: const Text(
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'N',
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style: TextStyle(
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color: Colors.white,
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fontSize: 20,
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fontWeight: FontWeight.w800,
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),
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),
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),
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if (expanded) ...[
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const SizedBox(width: AppSpacing.md),
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Flexible(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text(
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'Nearle',
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style: TextStyle(
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fontSize: 17,
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fontWeight: FontWeight.w700,
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letterSpacing: -0.3,
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color: AppColors.textPrimary,
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height: 1.1,
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),
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),
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Text(
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'POS',
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style: AppTypography.sectionLabel()
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.copyWith(color: AppColors.primary),
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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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);
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}
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}
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class _Profile extends ConsumerWidget {
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const _Profile({required this.expanded});
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final bool expanded;
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final user = ref.watch(currentUserProvider);
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final name = user?.name ?? ref.watch(cashierSessionProvider).name;
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final role = user?.role.label ?? ref.watch(cashierSessionProvider).role;
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return Padding(
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padding: EdgeInsets.symmetric(
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horizontal: expanded ? AppSpacing.lg : AppSpacing.sm,
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vertical: AppSpacing.md,
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),
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child: Row(
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mainAxisAlignment:
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expanded ? MainAxisAlignment.start : MainAxisAlignment.center,
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children: [
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Container(
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width: 38,
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height: 38,
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decoration: BoxDecoration(
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color: AppColors.primarySurface,
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borderRadius: AppRadius.brSm,
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border: Border.all(color: AppColors.primaryBorder),
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),
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alignment: Alignment.center,
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child: Text(
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Formatters.initials(name),
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style: const TextStyle(
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color: AppColors.primary,
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fontSize: 13,
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fontWeight: FontWeight.w700,
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),
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),
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),
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if (expanded) ...[
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const SizedBox(width: AppSpacing.md),
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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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name,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.w600,
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color: AppColors.textPrimary,
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height: 1.2,
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),
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),
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Text(
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role,
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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: 1.3,
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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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),
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);
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}
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}
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class _Section extends ConsumerWidget {
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const _Section({
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required this.section,
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required this.expanded,
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this.onDestinationTap,
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});
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final NavSection section;
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final bool expanded;
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final VoidCallback? onDestinationTap;
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final active = ref.watch(activeModuleProvider);
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final cartCount = ref.watch(cartItemCountProvider);
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final ready = ref.watch(catalogueReadyProvider);
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final outstanding = ref.watch(unsyncedCountProvider).value ?? 0;
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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if (expanded)
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Padding(
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padding: const EdgeInsets.fromLTRB(
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AppSpacing.xl,
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AppSpacing.lg,
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AppSpacing.xl,
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AppSpacing.sm,
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),
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child: Text(section.label.toUpperCase(),
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style: AppTypography.sectionLabel()),
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)
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else
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const Padding(
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padding: EdgeInsets.symmetric(
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horizontal: AppSpacing.xl,
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vertical: AppSpacing.md,
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),
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child: Divider(height: 1),
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),
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for (final module in section.modules)
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_NavTile(
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module: module,
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expanded: expanded,
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selected: active == module,
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badge: switch (module) {
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PosModule.pos => cartCount > 0 ? cartCount : null,
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PosModule.productImport => ready ? null : 1,
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PosModule.events => outstanding > 0 ? outstanding : null,
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_ => null,
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},
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badgeColor: switch (module) {
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PosModule.productImport => AppColors.danger,
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PosModule.events => AppColors.warning,
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_ => AppColors.primary,
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},
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onTap: () {
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ref.read(activeModuleProvider.notifier).state = module;
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onDestinationTap?.call();
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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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class _NavTile extends StatefulWidget {
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const _NavTile({
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required this.module,
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required this.expanded,
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required this.selected,
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required this.onTap,
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this.badge,
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this.badgeColor,
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});
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final PosModule module;
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final bool expanded;
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final bool selected;
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final VoidCallback onTap;
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final int? badge;
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final Color? badgeColor;
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@override
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State<_NavTile> createState() => _NavTileState();
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}
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class _NavTileState extends State<_NavTile> {
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bool _hovered = false;
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@override
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Widget build(BuildContext context) {
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final selected = widget.selected;
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final fg = selected
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? AppColors.primary
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: (_hovered ? AppColors.textPrimary : AppColors.textSecondary);
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final tile = AnimatedContainer(
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duration: AppMotion.fast,
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height: AppSizes.navItemHeight,
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padding: EdgeInsets.symmetric(
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horizontal: widget.expanded ? AppSpacing.md : 0,
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),
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decoration: BoxDecoration(
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color: selected
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? AppColors.primarySurface
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: (_hovered ? AppColors.surfaceAlt : Colors.transparent),
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borderRadius: AppRadius.brSm,
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),
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child: Row(
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mainAxisAlignment: widget.expanded
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? MainAxisAlignment.start
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: MainAxisAlignment.center,
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children: [
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Stack(
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clipBehavior: Clip.none,
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children: [
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Icon(widget.module.icon, size: 20, color: fg),
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// In rail mode the label is gone, so the badge rides the icon.
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if (widget.badge != null && !widget.expanded)
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Positioned(
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top: -5,
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right: -8,
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child: _Badge(
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value: widget.badge!,
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color: widget.badgeColor ?? AppColors.primary,
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),
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),
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],
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),
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if (widget.expanded) ...[
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const SizedBox(width: AppSpacing.md),
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Expanded(
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child: Text(
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widget.module.label,
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overflow: TextOverflow.ellipsis,
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style: TextStyle(
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fontSize: 14,
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fontWeight: selected ? FontWeight.w600 : FontWeight.w500,
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color: fg,
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),
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),
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),
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if (widget.badge != null)
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_Badge(
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value: widget.badge!,
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color: widget.badgeColor ?? AppColors.primary,
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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 MouseRegion(
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onEnter: (_) => setState(() => _hovered = true),
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onExit: (_) => setState(() => _hovered = false),
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child: Padding(
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padding: EdgeInsets.symmetric(
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horizontal: widget.expanded ? AppSpacing.md : AppSpacing.lg,
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vertical: 2,
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),
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child: Stack(
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children: [
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Material(
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color: Colors.transparent,
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child: InkWell(
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onTap: widget.onTap,
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borderRadius: AppRadius.brSm,
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child: widget.expanded
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? tile
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: Tooltip(message: widget.module.title, child: tile),
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),
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),
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// Accent bar marking the active destination.
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if (selected)
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Positioned(
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left: 0,
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top: 10,
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bottom: 10,
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child: Container(
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width: 3,
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decoration: const BoxDecoration(
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color: AppColors.primary,
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borderRadius: AppRadius.brPill,
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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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}
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}
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class _Badge extends StatelessWidget {
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const _Badge({required this.value, required this.color});
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final int value;
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final Color color;
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@override
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Widget build(BuildContext context) {
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return Container(
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constraints: const BoxConstraints(minWidth: 19),
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height: 19,
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padding: const EdgeInsets.symmetric(horizontal: 5),
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decoration: BoxDecoration(color: color, borderRadius: AppRadius.brPill),
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alignment: Alignment.center,
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child: Text(
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value > 99 ? '99+' : '$value',
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style: const TextStyle(
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color: Colors.white,
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fontSize: 10.5,
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fontWeight: FontWeight.w700,
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),
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),
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);
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}
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}
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class _LogoutTile extends ConsumerWidget {
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const _LogoutTile({required this.expanded});
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final bool expanded;
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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return Padding(
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padding: const EdgeInsets.all(AppSpacing.md),
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child: Material(
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color: Colors.transparent,
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child: InkWell(
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onTap: () => showSignOutDialog(context, ref),
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borderRadius: AppRadius.brSm,
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child: Container(
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height: AppSizes.navItemHeight,
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padding: EdgeInsets.symmetric(
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horizontal: expanded ? AppSpacing.md : 0,
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),
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alignment: expanded ? Alignment.centerLeft : Alignment.center,
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.logout_rounded,
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size: 19, color: AppColors.danger),
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if (expanded) ...[
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const SizedBox(width: AppSpacing.md),
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const Text(
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'Logout',
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style: TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.w500,
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color: AppColors.danger,
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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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),
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);
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}
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}
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