164 lines
5.2 KiB
Dart
164 lines
5.2 KiB
Dart
import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:go_router/go_router.dart';
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import '../../l10n/app_localizations.dart';
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import '../../models/product.dart';
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import '../widgets/product_tile.dart';
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class ProductGrid extends StatelessWidget {
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final List<Product> products;
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final int rows;
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final bool hasSelectedTab;
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final ValueChanged<Product> onProductTap;
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const ProductGrid({
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super.key,
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required this.products,
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required this.rows,
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required this.hasSelectedTab,
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required this.onProductTap,
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});
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@override
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Widget build(BuildContext context) {
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final scheme = Theme.of(context).colorScheme;
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final l10n = AppLocalizations.of(context);
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if (products.isEmpty) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Container(
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padding: const EdgeInsets.all(20),
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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color: scheme.onSurface.withValues(alpha: 0.05),
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),
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child: Icon(
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Icons.inventory_2_outlined,
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size: 40,
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color: scheme.onSurface.withValues(alpha: 0.3),
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),
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),
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const SizedBox(height: 16),
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Text(
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l10n.noProductsYet,
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style: Theme.of(context).textTheme.titleMedium,
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),
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const SizedBox(height: 4),
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Text(
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l10n.addFirstProduct,
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style: Theme.of(context).textTheme.bodyMedium,
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),
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const SizedBox(height: 20),
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FilledButton.icon(
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onPressed: () => context.push('/admin'),
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icon: const Icon(Icons.admin_panel_settings_outlined),
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label: Text(l10n.admin),
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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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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Padding(
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padding: const EdgeInsets.fromLTRB(20, 18, 20, 4),
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child: Row(
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children: [
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Text(
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l10n.products,
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style: Theme.of(context).textTheme.titleLarge,
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),
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const SizedBox(width: 10),
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if (!hasSelectedTab)
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Flexible(
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child: Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 10,
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vertical: 4,
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),
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decoration: BoxDecoration(
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color: scheme.onSurface.withValues(alpha: 0.06),
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borderRadius: BorderRadius.circular(999),
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),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(
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Icons.info_outline_rounded,
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size: 14,
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color: scheme.onSurface.withValues(alpha: 0.5),
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),
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const SizedBox(width: 4),
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Flexible(
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child: Text(
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l10n.selectTabToAddItems,
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overflow: TextOverflow.ellipsis,
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style: Theme.of(context).textTheme.bodySmall,
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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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Expanded(
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child: LayoutBuilder(
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builder: (context, constraints) {
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const padding = EdgeInsets.fromLTRB(16, 12, 16, 16);
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const spacing = 12.0;
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const minTileHeight = 72.0;
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// Exactly [rows] rows fill the height; the column count keeps
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// the tiles as close to square as the width allows
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final rowCount = rows.clamp(2, 6).toInt();
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final tileHeight = max(
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minTileHeight,
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(constraints.maxHeight -
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padding.vertical -
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(rowCount - 1) * spacing) /
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rowCount,
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);
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final columns = max(
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1,
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((constraints.maxWidth - padding.horizontal + spacing) /
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(tileHeight + spacing))
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.round(),
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);
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return GridView.builder(
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key: ValueKey('product-grid-$rowCount'),
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padding: padding,
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itemCount: products.length,
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gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: columns,
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crossAxisSpacing: spacing,
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mainAxisSpacing: spacing,
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mainAxisExtent: tileHeight,
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),
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itemBuilder: (context, index) {
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final product = products[index];
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return ProductTile(
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product: product,
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enabled: hasSelectedTab,
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onTap: () => onProductTap(product),
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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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