Nils-Johan Gynther
453 lines
16 KiB
Dart
453 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 'package:go_router/go_router.dart';
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import '../../../core/api/api_error_mapper.dart';
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import '../../../core/api/api_exception.dart';
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import '../../../core/utils/formatters.dart';
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import '../../../core/l10n/l10n.dart';
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import '../../auth/data/auth_providers.dart';
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import '../data/recipe_providers.dart';
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import '../domain/parsed_recipe.dart';
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enum _Step { input, review }
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class CreateRecipeScreen extends ConsumerStatefulWidget {
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/// Optional markdown to pre-fill the input field, e.g. from import.
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final String? initialMarkdown;
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/// Optional image URL pre-filled from a quick-import result.
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final String? initialImageUrl;
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const CreateRecipeScreen({
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super.key,
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this.initialMarkdown,
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this.initialImageUrl,
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});
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@override
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ConsumerState<CreateRecipeScreen> createState() =>
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_CreateRecipeScreenState();
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}
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class _CreateRecipeScreenState extends ConsumerState<CreateRecipeScreen> {
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_Step _step = _Step.input;
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// Step 1 — markdown input
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late final TextEditingController _markdownCtrl;
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bool _isParsing = false;
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String? _parseError;
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@override
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void initState() {
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super.initState();
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_markdownCtrl = TextEditingController(text: widget.initialMarkdown ?? '');
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}
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// Step 2 — review state
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ParsedRecipe? _parsed;
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late TextEditingController _nameCtrl;
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late TextEditingController _servingsCtrl;
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late List<bool> _included;
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late Map<int, int?> _selectedProductIds;
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late Map<int, String?> _selectedProductNames;
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late Map<int, TextEditingController> _qtyControllers;
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late Map<int, TextEditingController> _unitControllers;
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late Map<int, TextEditingController> _noteControllers;
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bool _isSaving = false;
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String? _saveError;
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@override
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void dispose() {
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_markdownCtrl.dispose();
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if (_step == _Step.review) {
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_nameCtrl.dispose();
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_servingsCtrl.dispose();
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for (final c in _qtyControllers.values) c.dispose();
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for (final c in _unitControllers.values) c.dispose();
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for (final c in _noteControllers.values) c.dispose();
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}
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super.dispose();
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}
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void _initReviewState(ParsedRecipe parsed) {
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_nameCtrl = TextEditingController(text: parsed.name);
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_servingsCtrl = TextEditingController();
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_included = List.generate(parsed.ingredients.length, (_) => true);
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_selectedProductIds = {};
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_selectedProductNames = {};
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_qtyControllers = {};
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_unitControllers = {};
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_noteControllers = {};
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for (var i = 0; i < parsed.ingredients.length; i++) {
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final ing = parsed.ingredients[i];
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_qtyControllers[i] = TextEditingController(
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text: ing.quantity > 0 ? formatQuantity(ing.quantity) : '',
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);
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_unitControllers[i] = TextEditingController(text: ing.unit);
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_noteControllers[i] = TextEditingController(text: ing.note ?? '');
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if (ing.suggestions.isNotEmpty) {
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_selectedProductIds[i] = ing.suggestions.first.productId;
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_selectedProductNames[i] = ing.suggestions.first.productName;
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} else {
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_selectedProductIds[i] = null;
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_selectedProductNames[i] = null;
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}
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}
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}
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Future<void> _parseMarkdown() async {
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final markdown = _markdownCtrl.text.trim();
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if (markdown.isEmpty) {
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setState(() => _parseError = context.l10n.recipeCreateMarkdownHint);
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return;
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}
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setState(() {
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_isParsing = true;
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_parseError = null;
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});
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try {
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final token = await ref.read(authStateProvider.future);
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final parsed = await ref
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.read(recipeRepositoryProvider)
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.parseMarkdown(markdown, token: token);
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_initReviewState(parsed);
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setState(() {
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_parsed = parsed;
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_step = _Step.review;
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_isParsing = false;
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});
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} on ApiException catch (e) {
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if (e.type == ApiErrorType.unauthorized) {
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await ref.read(authStateProvider.notifier).logout();
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return;
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}
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setState(() {
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_parseError = mapErrorToUserMessage(e, context);
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_isParsing = false;
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});
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}
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}
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Future<void> _save() async {
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final name = _nameCtrl.text.trim();
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if (name.isEmpty) {
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setState(() => _saveError = context.l10n.recipeCreateNameRequired);
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return;
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}
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final ingredients = <Map<String, dynamic>>[];
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for (var i = 0; i < _parsed!.ingredients.length; i++) {
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if (!_included[i]) continue;
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final productId = _selectedProductIds[i];
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if (productId == null) continue;
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final qty = double.tryParse(
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_qtyControllers[i]!.text.trim().replaceAll(',', '.'),
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) ??
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_parsed!.ingredients[i].quantity;
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final unit = _unitControllers[i]!.text.trim();
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final note = _noteControllers[i]!.text.trim();
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final ing = _parsed!.ingredients[i];
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// Alternativa produkter: alla suggestions vars productId matchar ett alternativ
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final alternativeProductIds = ing.alternatives.length > 1
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? ing.suggestions
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.where((s) => s.productId != productId)
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.map((s) => s.productId)
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.toList()
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: <int>[];
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ingredients.add({
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'productId': productId,
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'quantity': qty,
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'unit': unit,
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if (note.isNotEmpty) 'note': note,
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if (alternativeProductIds.isNotEmpty)
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'alternativeProductIds': alternativeProductIds,
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});
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}
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setState(() {
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_isSaving = true;
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_saveError = null;
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});
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try {
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final token = await ref.read(authStateProvider.future);
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final servingsRaw = int.tryParse(_servingsCtrl.text.trim());
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final created = await ref.read(recipeRepositoryProvider).createRecipe(
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{
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'name': name,
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if (_parsed!.description != null) 'description': _parsed!.description,
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if (servingsRaw != null) 'servings': servingsRaw,
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if (_parsed!.instructions != null)
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'instructions': _parsed!.instructions,
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if (widget.initialImageUrl != null && widget.initialImageUrl!.isNotEmpty)
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'imageUrl': widget.initialImageUrl,
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'ingredients': ingredients,
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},
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token: token,
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);
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ref.invalidate(recipesProvider);
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if (mounted) context.go('/recipes/${created.id}');
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} on ApiException catch (e) {
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if (e.type == ApiErrorType.unauthorized) {
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await ref.read(authStateProvider.notifier).logout();
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return;
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}
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setState(() {
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_saveError = mapErrorToUserMessage(e, context);
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_isSaving = false;
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});
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title:
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Text(_step == _Step.input ? context.l10n.recipeCreateTitle : context.l10n.recipeCreateReviewIngredients),
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leading: _step == _Step.review
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? IconButton(
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icon: const Icon(Icons.arrow_back),
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onPressed: () => setState(() {
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_step = _Step.input;
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_nameCtrl.dispose();
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_servingsCtrl.dispose();
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}),
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)
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: null,
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),
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body: _step == _Step.input ? _buildInputStep() : _buildReviewStep(),
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);
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}
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Widget _buildInputStep() {
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return Column(
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children: [
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Expanded(
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child: Padding(
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padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
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child: TextField(
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controller: _markdownCtrl,
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maxLines: null,
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expands: true,
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textAlignVertical: TextAlignVertical.top,
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decoration: InputDecoration(
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hintText: context.l10n.recipeCreateMarkdownPlaceholder,
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border: const OutlineInputBorder(),
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alignLabelWithHint: true,
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),
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),
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),
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),
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if (_parseError != null)
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 16),
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child: Text(
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_parseError!,
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style: TextStyle(color: Theme.of(context).colorScheme.error),
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),
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),
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Padding(
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padding: const EdgeInsets.all(16),
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child: SizedBox(
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width: double.infinity,
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child: FilledButton(
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onPressed: _isParsing ? null : _parseMarkdown,
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child: _isParsing
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? const SizedBox(
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height: 18,
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width: 18,
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child: CircularProgressIndicator(strokeWidth: 2),
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)
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: Text(context.l10n.recipeCreateReviewIngredients),
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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 _buildReviewStep() {
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final parsed = _parsed!;
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return Column(
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children: [
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Expanded(
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child: ListView(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
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children: [
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TextField(
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controller: _nameCtrl,
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decoration: InputDecoration(labelText: context.l10n.recipeEditNameLabel),
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),
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const SizedBox(height: 12),
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TextField(
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controller: _servingsCtrl,
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decoration: InputDecoration(
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labelText: context.l10n.recipeEditServingsLabel),
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keyboardType: TextInputType.number,
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),
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if (parsed.ingredients.isNotEmpty) ...[
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const SizedBox(height: 20),
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Text(context.l10n.recipeEditIngredientsLabel,
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style: Theme.of(context).textTheme.titleMedium),
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const SizedBox(height: 4),
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Text(
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context.l10n.recipeCreateIngredientsHint,
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style: Theme.of(context).textTheme.bodySmall,
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),
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const SizedBox(height: 8),
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...List.generate(
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parsed.ingredients.length,
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(i) => _buildIngredientRow(i, parsed.ingredients[i])),
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],
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const SizedBox(height: 8),
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],
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),
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),
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if (_saveError != null)
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 16),
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child: Text(
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_saveError!,
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style: TextStyle(color: Theme.of(context).colorScheme.error),
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),
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),
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Padding(
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padding: const EdgeInsets.all(16),
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child: SizedBox(
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width: double.infinity,
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child: FilledButton(
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onPressed: _isSaving ? null : _save,
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child: _isSaving
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? const SizedBox(
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height: 18,
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width: 18,
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child: CircularProgressIndicator(strokeWidth: 2),
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)
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: Text(context.l10n.recipeCreateSaveAction),
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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 _buildIngredientRow(int index, ParsedIngredient ing) {
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final isIncluded = _included[index];
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final noProductFound = ing.suggestions.isEmpty;
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// Problem #2: tydlig varning om rad är inkluderad men saknar produkt
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final showMissingProductWarning = isIncluded && noProductFound;
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return Card(
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margin: const EdgeInsets.symmetric(vertical: 4),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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CheckboxListTile(
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value: isIncluded,
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onChanged: (v) => setState(() => _included[index] = v ?? false),
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title: ing.alternatives.length > 1
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? Wrap(
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spacing: 4,
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children: ing.alternatives
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.map((alt) => Chip(
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label: Text(alt),
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padding: EdgeInsets.zero,
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materialTapTargetSize:
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MaterialTapTargetSize.shrinkWrap,
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))
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.toList(),
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)
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: Text(ing.rawName),
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subtitle: noProductFound
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? Text(
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context.l10n.recipeCreateNoProductFound,
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style: TextStyle(
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color: showMissingProductWarning
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? Theme.of(context).colorScheme.error
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: Theme.of(context).colorScheme.onSurfaceVariant,
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fontSize: 12,
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),
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)
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: DropdownButton<int>(
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value: _selectedProductIds[index],
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isExpanded: true,
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onChanged: isIncluded
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? (id) {
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if (id == null) return;
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setState(() {
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_selectedProductIds[index] = id;
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_selectedProductNames[index] = ing.suggestions
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.firstWhere((s) => s.productId == id)
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.productName;
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});
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}
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: null,
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items: ing.suggestions
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.map((s) => DropdownMenuItem(
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value: s.productId,
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child: Text(s.productName),
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))
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.toList(),
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),
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),
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// Problem #1: editerbara qty/unit/note-fält per ingrediens
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if (isIncluded)
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Padding(
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padding: const EdgeInsets.fromLTRB(16, 0, 16, 12),
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child: Row(
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children: [
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SizedBox(
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width: 72,
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child: TextField(
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controller: _qtyControllers[index],
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decoration: const InputDecoration(
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labelText: 'Mängd',
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isDense: true,
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border: OutlineInputBorder(),
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contentPadding:
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EdgeInsets.symmetric(horizontal: 8, vertical: 8),
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),
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keyboardType: const TextInputType.numberWithOptions(
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decimal: true),
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),
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),
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const SizedBox(width: 8),
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SizedBox(
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width: 72,
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child: TextField(
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controller: _unitControllers[index],
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decoration: const InputDecoration(
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labelText: 'Enhet',
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isDense: true,
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border: OutlineInputBorder(),
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contentPadding:
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EdgeInsets.symmetric(horizontal: 8, vertical: 8),
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),
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),
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),
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const SizedBox(width: 8),
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Expanded(
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child: TextField(
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controller: _noteControllers[index],
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decoration: const InputDecoration(
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labelText: 'Not',
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isDense: true,
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border: OutlineInputBorder(),
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contentPadding:
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EdgeInsets.symmetric(horizontal: 8, vertical: 8),
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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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