Item add
This commit is contained in:
Carlos Correia
370
lib/Screens/add_item_screen.dart
Normal file
370
lib/Screens/add_item_screen.dart
Normal file
@@ -0,0 +1,370 @@
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import 'package:flutter/material.dart';
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import 'package:supabase_flutter/supabase_flutter.dart';
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import '../constants/item_categories.dart';
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class AddItemScreen extends StatefulWidget {
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const AddItemScreen({super.key});
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@override
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State<AddItemScreen> createState() => _AddItemScreenState();
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}
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class _AddItemScreenState extends State<AddItemScreen> {
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final TextEditingController _nameController = TextEditingController();
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final TextEditingController _descriptionController = TextEditingController();
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ItemCategory? _selectedCategory;
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Subcategory? _selectedSubcategory;
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final Set<String> _selectedTags = {};
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bool _isLoading = false;
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@override
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void dispose() {
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_nameController.dispose();
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_descriptionController.dispose();
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super.dispose();
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}
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void _onCategoryChanged(ItemCategory? category) {
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setState(() {
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_selectedCategory = category;
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_selectedSubcategory = null;
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_selectedTags.clear();
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if (category != null && category.subcategories.isNotEmpty) {
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_selectedSubcategory = category.subcategories.first;
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_autoAssignTags(category.id, category.subcategories.first.id);
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}
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});
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}
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void _onSubcategoryChanged(Subcategory? subcategory) {
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setState(() {
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_selectedSubcategory = subcategory;
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_selectedTags.clear();
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if (_selectedCategory != null && subcategory != null) {
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_autoAssignTags(_selectedCategory!.id, subcategory.id);
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}
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});
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}
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void _autoAssignTags(String categoryId, String subcategoryId) {
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final autoTags = getAutoContextTags(categoryId, subcategoryId);
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setState(() {
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_selectedTags.addAll(autoTags);
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});
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}
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void _toggleTag(String tagId) {
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setState(() {
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if (_selectedTags.contains(tagId)) {
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_selectedTags.remove(tagId);
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} else if (_selectedTags.length < 10) {
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_selectedTags.add(tagId);
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}
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});
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}
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Future<void> _saveItem() async {
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if (_nameController.text.trim().isEmpty) {
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_showErrorSnackBar('Por favor, insira o nome do item');
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return;
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}
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if (_selectedCategory == null) {
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_showErrorSnackBar('Por favor, selecione uma categoria');
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return;
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}
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setState(() => _isLoading = true);
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try {
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final user = Supabase.instance.client.auth.currentUser;
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if (user == null) {
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_showErrorSnackBar('Usuário não autenticado');
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return;
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}
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await Supabase.instance.client.from('items').insert({
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'user_id': user.id,
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'name': _nameController.text.trim(),
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'description': _descriptionController.text.trim(),
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'category_id': _selectedCategory!.id,
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'subcategory_id': _selectedSubcategory?.id,
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'context_tags': _selectedTags.toList(),
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});
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_showSuccessSnackBar('Item adicionado com sucesso!');
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Navigator.pop(context);
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} catch (e) {
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_showErrorSnackBar('Erro ao salvar item: $e');
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} finally {
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setState(() => _isLoading = false);
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}
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}
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void _showErrorSnackBar(String message) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(message), backgroundColor: Colors.red),
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);
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}
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void _showSuccessSnackBar(String message) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(message), backgroundColor: Colors.green),
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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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backgroundColor: const Color(0xFFFFE5CC),
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appBar: AppBar(
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backgroundColor: const Color(0xFF0066CC),
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elevation: 0,
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title: const Text(
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'Adicionar Item',
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style: TextStyle(color: Colors.white, fontSize: 20),
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),
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centerTitle: true,
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),
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body: SingleChildScrollView(
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padding: const EdgeInsets.all(20),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Name field
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Container(
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: const Color(0xFFE0E0E0)),
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),
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child: TextField(
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controller: _nameController,
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decoration: const InputDecoration(
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labelText: 'Nome do item',
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hintText: 'Ex: Camiseta Azul',
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border: InputBorder.none,
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contentPadding: EdgeInsets.symmetric(
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horizontal: 16,
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vertical: 16,
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),
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),
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),
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),
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const SizedBox(height: 16),
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// Description field
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Container(
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: const Color(0xFFE0E0E0)),
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),
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child: TextField(
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controller: _descriptionController,
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maxLines: 3,
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decoration: const InputDecoration(
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labelText: 'Descrição (opcional)',
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hintText: 'Detalhes sobre o item',
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border: InputBorder.none,
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contentPadding: EdgeInsets.symmetric(
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horizontal: 16,
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vertical: 16,
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),
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),
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),
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),
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const SizedBox(height: 24),
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// Category selection
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const Text(
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'Categoria',
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.bold,
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color: Color(0xFF333333),
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),
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),
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const SizedBox(height: 8),
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Container(
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width: double.infinity,
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padding: const EdgeInsets.symmetric(horizontal: 12),
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(12),
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border: Border.all(color: const Color(0xFFE0E0E0)),
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),
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child: DropdownButtonHideUnderline(
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child: DropdownButton<ItemCategory>(
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value: _selectedCategory,
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hint: const Text('Selecione uma categoria'),
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isExpanded: true,
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items: ITEM_CATEGORIES.map((category) {
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return DropdownMenuItem<ItemCategory>(
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value: category,
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child: Row(
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children: [
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Text(category.icon, style: const TextStyle(fontSize: 24)),
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const SizedBox(width: 12),
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Text(category.name),
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],
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),
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);
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}).toList(),
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onChanged: _onCategoryChanged,
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),
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),
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),
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const SizedBox(height: 16),
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// Subcategory selection
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if (_selectedCategory != null && _selectedCategory!.subcategories.isNotEmpty) ...[
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const Text(
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'Subcategoria',
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.bold,
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color: Color(0xFF333333),
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),
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),
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const SizedBox(height: 8),
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SizedBox(
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height: 60,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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itemCount: _selectedCategory!.subcategories.length,
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itemBuilder: (context, index) {
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final subcategory = _selectedCategory!.subcategories[index];
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final isSelected = _selectedSubcategory == subcategory;
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return Padding(
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padding: const EdgeInsets.only(right: 8),
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child: GestureDetector(
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onTap: () => _onSubcategoryChanged(subcategory),
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
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decoration: BoxDecoration(
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color: isSelected ? const Color(0xFF0066CC) : Colors.white,
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borderRadius: BorderRadius.circular(20),
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border: Border.all(
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color: isSelected ? const Color(0xFF0066CC) : const Color(0xFFE0E0E0),
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),
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),
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child: Center(
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child: Text(
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subcategory.name,
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style: TextStyle(
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color: isSelected ? Colors.white : const Color(0xFF333333),
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fontWeight: FontWeight.w500,
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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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const SizedBox(height: 8),
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if (_selectedSubcategory != null)
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Text(
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_selectedSubcategory!.examples,
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style: const TextStyle(
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fontSize: 12,
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color: Color(0xFF666666),
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fontStyle: FontStyle.italic,
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),
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),
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],
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const SizedBox(height: 24),
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// Context tags
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const Text(
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'Tags de Contexto',
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.bold,
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color: Color(0xFF333333),
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),
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),
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const SizedBox(height: 8),
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Wrap(
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spacing: 8,
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runSpacing: 8,
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children: CONTEXT_TAGS.map((tag) {
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final isSelected = _selectedTags.contains(tag.id);
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return FilterChip(
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label: Text(tag.name),
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selected: isSelected,
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onSelected: (selected) => _toggleTag(tag.id),
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selectedColor: const Color(0xFF0066CC).withOpacity(0.2),
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checkmarkColor: const Color(0xFF0066CC),
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backgroundColor: Colors.white,
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labelStyle: TextStyle(
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color: isSelected ? const Color(0xFF0066CC) : const Color(0xFF333333),
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),
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);
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}).toList(),
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),
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const SizedBox(height: 8),
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Text(
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'Tags selecionadas: ${_selectedTags.length}/10',
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style: const TextStyle(
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fontSize: 12,
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color: Color(0xFF666666),
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),
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),
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const SizedBox(height: 32),
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// Save button
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SizedBox(
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width: double.infinity,
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height: 56,
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child: ElevatedButton(
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onPressed: _isLoading ? null : _saveItem,
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style: ElevatedButton.styleFrom(
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backgroundColor: const Color(0xFF0066CC),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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elevation: 0,
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),
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child: _isLoading
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? const SizedBox(
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height: 20,
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width: 20,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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valueColor: AlwaysStoppedAnimation<Color>(Colors.white),
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),
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)
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: const Text(
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'Salvar Item',
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style: TextStyle(
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color: Colors.white,
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fontSize: 18,
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fontWeight: FontWeight.w600,
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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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