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cart icon badge

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This commit is contained in:
Mikkel Troels Kongsted 2025-01-30 13:32:28 +01:00
parent 135c9f9429
commit 9b74452b94
4 changed files with 43 additions and 9 deletions
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2
mobile/lib/pages/cart_page.dart
View File

@ -75,7 +75,7 @@ class CartItemView extends StatelessWidget {
),
IconButton(
onPressed: () {
cartRepo.removeCartItem(cartRepo.withProductId(productId));
cartRepo.removeCartItem(productId);
},
icon: const Icon(Icons.delete_outline)),
Image(width: 100, image: AssetImage(imagePath))

11
mobile/lib/pages/dashboard.dart
View File

@ -3,6 +3,7 @@ import 'package:mobile/pages/all_products_page.dart';
import 'package:mobile/pages/cart_page.dart';
import 'package:mobile/pages/receipts_page.dart';
import 'package:mobile/repos/bottom_navigation_bar.dart';
import 'package:mobile/repos/cart.dart';
import 'package:provider/provider.dart';
class Dashboard extends StatelessWidget {
@ -18,6 +19,7 @@ class Dashboard extends StatelessWidget {
Widget build(BuildContext context) {
final pageIndexProvider = Provider.of<BottomNavigationBarRepo>(context);
int currentIndex = pageIndexProvider.currentIndex;
final CartRepo cartRepo = context.watch<CartRepo>();
return Scaffold(
bottomNavigationBar: BottomNavigationBar(
@ -28,9 +30,12 @@ class Dashboard extends StatelessWidget {
icon: Icon(currentIndex == 0 ? Icons.home : Icons.home_outlined),
label: "Home"),
BottomNavigationBarItem(
icon: Icon(currentIndex == 1
? Icons.shopping_cart
: Icons.shopping_cart_outlined),
icon: Badge.count(
count: cartRepo.totalItemsInCart(),
child: Icon(currentIndex == 1
? Icons.shopping_cart
: Icons.shopping_cart_outlined),
),
label: "Cart"),
BottomNavigationBarItem(
icon: Icon(currentIndex == 2

7
mobile/lib/pages/product_page.dart
View File

@ -1,6 +1,8 @@
import 'package:flutter/material.dart';
import 'package:mobile/repos/cart.dart';
import 'package:mobile/repos/product.dart';
import 'package:mobile/widgets/primary_button.dart';
import 'package:provider/provider.dart';
class ProductPage extends StatelessWidget {
final Product product;
@ -70,7 +72,10 @@ class ProductPage extends StatelessWidget {
PrimaryButton(
onPressed: () {}, child: const Text("Find i butik")),
PrimaryButton(
onPressed: () {},
onPressed: () {
var cartRepo = context.read<CartRepo>();
cartRepo.addToCart(product);
},
child: const Text("Tilføj til indkøbskurv")),
],
),

32
mobile/lib/repos/cart.dart
View File

@ -68,33 +68,57 @@ class CartRepo extends ChangeNotifier {
return cart;
}
CartItem withProductId(int productId) {
CartItem? withProductId(int productId) {
for (var i = 0; i < cart.length; i++) {
if (cart[i].product.id == productId) {
return cart[i];
}
}
throw ProductIdException();
return null;
}
void incrementAmount(int productId) {
var cartItem = withProductId(productId);
if (cartItem == null) {
throw ProductIdException();
}
cartItem.amount++;
notifyListeners();
}
void decrementAmount(int productId) {
var cartItem = withProductId(productId);
if (cartItem == null) {
throw ProductIdException();
}
if (--cartItem.amount <= 0) {
removeCartItem(cartItem);
cart.remove(cartItem);
}
notifyListeners();
}
void removeCartItem(CartItem cartItem) {
void removeCartItem(int productId) {
var cartItem = withProductId(productId);
if (cartItem == null) {
throw ProductIdException();
}
cart.remove(cartItem);
notifyListeners();
}
addToCart(Product product) {
var cartItem = withProductId(product.id);
if (cartItem == null) {
cart.add(CartItem(product: product, amount: 1));
} else {
cartItem.amount++;
}
notifyListeners();
}
totalItemsInCart() {
return cart.fold<int>(0, (prev, cartItem) => prev + cartItem.amount);
}
}
class CartItem {