added categories, import export, settings

2026-08-29 16:45:27 +02:00
parent 2a5a922aab
commit 732a0dc14a
30 changed files with 3700 additions and 167 deletions
@@ -0,0 +1,159 @@
+/// Log of saved shopping trips.
+library;
+
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+
+import 'models/shop.dart';
+import 'services/app_settings.dart';
+import 'services/product_repository.dart';
+import 'shop_detail_screen.dart';
+import 'utils/dates.dart';
+import 'utils/money.dart';
+import 'widgets/settings_button.dart';
+import 'widgets/store_tag.dart';
+
+class ShopLogScreen extends StatefulWidget {
+  const ShopLogScreen({super.key, required this.repository});
+
+  final ProductRepository repository;
+
+  @override
+  State<ShopLogScreen> createState() => _ShopLogScreenState();
+}
+
+class _ShopLogScreenState extends State<ShopLogScreen> {
+  late Future<List<Shop>> _future;
+
+  @override
+  void initState() {
+    super.initState();
+    _future = widget.repository.getShops();
+  }
+
+  void _reload() {
+    setState(() => _future = widget.repository.getShops());
+  }
+
+  Future<void> _openShop(Shop shop) async {
+    await Navigator.of(context).push<void>(
+      MaterialPageRoute(
+        builder: (_) => ShopDetailScreen(
+          repository: widget.repository,
+          shopId: shop.id,
+        ),
+      ),
+    );
+    if (mounted) _reload();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final stores = SettingsScope.maybeOf(context)?.supermarkets ?? const [];
+
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Shop log'),
+        actions: const [SettingsButton()],
+      ),
+      body: FutureBuilder<List<Shop>>(
+        future: _future,
+        builder: (context, snapshot) {
+          if (snapshot.hasError) {
+            return Center(
+              child: Text(
+                'Could not load the shop log.',
+                style: theme.textTheme.bodyLarge,
+              ),
+            );
+          }
+          if (!snapshot.hasData) {
+            return const Center(child: CircularProgressIndicator());
+          }
+
+          final shops = snapshot.data!;
+          if (shops.isEmpty) {
+            return Center(
+              child: Text(
+                'Scan a receipt to log a shopping trip.',
+                textAlign: TextAlign.center,
+                style: theme.textTheme.bodyLarge,
+              ),
+            );
+          }
+
+          return ListView.separated(
+            padding: const EdgeInsets.fromLTRB(8, 8, 8, 16),
+            itemCount: shops.length,
+            separatorBuilder: (_, _) => const SizedBox(height: 4),
+            itemBuilder: (context, index) {
+              final shop = shops[index];
+              final count = shop.itemCount;
+              return ListTile(
+                leading: _ReceiptThumb(path: shop.receiptImagePath),
+                title: Align(
+                  alignment: Alignment.centerLeft,
+                  child: StoreTag(name: shop.supermarket, stores: stores),
+                ),
+                subtitle: Text(
+                  [
+                    formatDate(shop.shoppedAt),
+                    count == 1 ? '1 product' : '$count products',
+                  ].join(' · '),
+                ),
+                trailing: Text(
+                  formatEuro(shop.total),
+                  style: theme.textTheme.titleMedium,
+                ),
+                onTap: () => _openShop(shop),
+              );
+            },
+          );
+        },
+      ),
+    );
+  }
+}
+
+class _ReceiptThumb extends StatelessWidget {
+  const _ReceiptThumb({this.path});
+
+  final String? path;
+
+  @override
+  Widget build(BuildContext context) {
+    final file = path == null ? null : File(path!);
+    final hasFile = file != null && file.existsSync();
+    final scheme = Theme.of(context).colorScheme;
+
+    return ClipRRect(
+      borderRadius: BorderRadius.circular(12),
+      child: SizedBox(
+        width: 48,
+        height: 48,
+        child: hasFile
+            ? Image.file(
+                file,
+                fit: BoxFit.cover,
+                cacheWidth: 144,
+                errorBuilder: (_, _, _) => ColoredBox(
+                  color: scheme.secondaryContainer,
+                  child: Icon(
+                    Icons.receipt_long_outlined,
+                    color: scheme.onSecondaryContainer,
+                  ),
+                ),
+              )
+            : ColoredBox(
+                color: scheme.secondaryContainer,
+                child: Icon(
+                  Icons.receipt_long_outlined,
+                  color: scheme.onSecondaryContainer,
+                ),
+              ),
+      ),
+    );
+  }
+}