import 'package:flutter/material.dart'; import 'package:flutter/services.dart'; import 'package:fooder/screens/based.dart'; import 'package:fooder/models/product.dart'; import 'package:fooder/models/entry.dart'; import 'package:fooder/widgets/product.dart'; import 'package:fooder/screens/add_product.dart'; class EditEntryScreen extends BasedScreen { final Entry entry; const EditEntryScreen({super.key, required super.apiClient, required this.entry}); @override State createState() => _EditEntryScreen(); } class _EditEntryScreen extends State { final gramsController = TextEditingController(); final productNameController = TextEditingController(); List products = []; @override void dispose() { gramsController.dispose(); productNameController.dispose(); super.dispose(); } void popMeDady() { Navigator.pop(context); } @override void initState () { super.initState(); setState(() { gramsController.text = widget.entry.grams.toString(); productNameController.text = widget.entry.product.name; products = [widget.entry.product]; }); } Future _getProducts() async { var productsMap = await widget.apiClient.getProducts(productNameController.text); setState(() { products = (productsMap['products'] as List).map((e) => Product.fromJson(e as Map)).toList(); }); } void showError(String message) { ScaffoldMessenger.of(context).showSnackBar( SnackBar( content: Text(message, textAlign: TextAlign.center), backgroundColor: Theme.of(context).colorScheme.error, ), ); } Future _parseDouble(String text, String name) async { try { return double.parse(text.replaceAll(",", ".")); } catch (e) { showError("$name must be a number"); return null; } } Future _saveEntry() async { if (products.length != 1) { showError("Pick product first"); return; } var grams = await _parseDouble(gramsController.text, "Grams"); if (grams == null) { return; } await widget.apiClient.updateEntry( widget.entry.id, grams: grams, productId: products[0].id, mealId: widget.entry.mealId, ); popMeDady(); } Future _deleteEntry() async { await widget.apiClient.deleteEntry(widget.entry.id); popMeDady(); } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( backgroundColor: Theme.of(context).colorScheme.inversePrimary, title: const Text("πŸ…΅πŸ…ΎπŸ…ΎπŸ…³πŸ…΄πŸ†"), ), body: Center( child: Container( constraints: const BoxConstraints(maxWidth: 720), padding: const EdgeInsets.all(10), child: ListView( children: [ TextFormField( decoration: const InputDecoration( labelText: 'Grams', ), keyboardType:const TextInputType.numberWithOptions(decimal: true), inputFormatters: [ FilteringTextInputFormatter.allow(RegExp(r'^(\d+)?[\.,]?\d{0,2}')), ], controller: gramsController, ), TextFormField( decoration: const InputDecoration( labelText: 'Product name', ), controller: productNameController, onChanged: (_) => _getProducts(), ), TextButton( onPressed: () { Navigator.push( context, MaterialPageRoute( builder: (context) => AddProductScreen( apiClient: widget.apiClient, ), ), ).then((product) { if (product == null) { return; } setState(() { products = [product]; productNameController.text = product.name; }); }); }, child: const Text("Don't see your product? Add it!"), ), for (var product in products) ListTile( onTap: () { setState(() { products = [product]; productNameController.text = product.name; }); }, title: ProductWidget( product: product, ), ), ] ) ), ), floatingActionButton: Row( mainAxisAlignment: MainAxisAlignment.end, children: [ FloatingActionButton( onPressed: _deleteEntry, heroTag: null, child: const Icon(Icons.delete), ), FloatingActionButton( onPressed: _saveEntry, heroTag: null, child: const Icon(Icons.save), ), ], ), ); } }