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feat: remove listenablebuilders from cart

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This commit is contained in:
mike doornenbal 2024-07-09 10:00:46 +02:00
parent db1299f22b
commit 1b307e3084
2 changed files with 154 additions and 152 deletions
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16
packages/flutter_shopping_cart/lib/src/widgets/default_shopping_cart_item.dart
View file

@ -9,6 +9,7 @@ class DefaultShoppingCartItem extends StatelessWidget {
const DefaultShoppingCartItem({
required this.product,
required this.configuration,
required this.onItemAddedRemoved,
super.key,
});
@ -17,12 +18,13 @@ class DefaultShoppingCartItem extends StatelessWidget {
/// Shopping cart configuration.
final ShoppingCartConfig configuration;
/// Function that is called when an item is added or removed.
final Function() onItemAddedRemoved;
@override
Widget build(BuildContext context) {
var theme = Theme.of(context);
return ListenableBuilder(
listenable: configuration.service,
builder: (context, _) => Padding(
return Padding(
padding: const EdgeInsets.only(bottom: 20),
child: ListTile(
contentPadding: const EdgeInsets.only(top: 3, left: 4, bottom: 3),
@ -88,8 +90,10 @@ class DefaultShoppingCartItem extends StatelessWidget {
Icons.remove,
color: Colors.black,
),
onPressed: () =>
configuration.service.removeOneProduct(product),
onPressed: () {
configuration.service.removeOneProduct(product);
onItemAddedRemoved();
},
),
Padding(
padding: const EdgeInsets.all(2),
@ -117,6 +121,7 @@ class DefaultShoppingCartItem extends StatelessWidget {
),
onPressed: () {
configuration.service.addProduct(product);
onItemAddedRemoved();
},
),
],
@ -124,7 +129,6 @@ class DefaultShoppingCartItem extends StatelessWidget {
],
),
),
),
);
}
}

56
packages/flutter_shopping_cart/lib/src/widgets/shopping_cart_screen.dart
View file

@ -6,7 +6,7 @@ import "package:flutter_shopping_cart/src/widgets/default_shopping_cart_item.dar
import "package:flutter_shopping_cart/src/widgets/default_sum_bottom_sheet_builder.dart";
/// Shopping cart screen widget.
class ShoppingCartScreen extends StatelessWidget {
class ShoppingCartScreen extends StatefulWidget {
/// Creates a shopping cart screen.
const ShoppingCartScreen({
required this.configuration,
@ -16,26 +16,31 @@ class ShoppingCartScreen extends StatelessWidget {
/// Configuration for the shopping cart screen.
final ShoppingCartConfig configuration;
@override
State<ShoppingCartScreen> createState() => _ShoppingCartScreenState();
}
class _ShoppingCartScreenState extends State<ShoppingCartScreen> {
@override
Widget build(BuildContext context) {
var theme = Theme.of(context);
return Scaffold(
appBar:
configuration.appBarBuilder?.call(context) ?? const DefaultAppbar(),
appBar: widget.configuration.appBarBuilder?.call(context) ??
const DefaultAppbar(),
body: SafeArea(
child: Stack(
fit: StackFit.expand,
children: [
Padding(
padding: configuration.pagePadding,
padding: widget.configuration.pagePadding,
child: SingleChildScrollView(
child: Column(
children: [
if (configuration.titleBuilder != null) ...{
configuration.titleBuilder!(
if (widget.configuration.titleBuilder != null) ...{
widget.configuration.titleBuilder!(
context,
configuration.translations.cartTitle,
widget.configuration.translations.cartTitle,
),
} else ...{
Padding(
@ -45,7 +50,7 @@ class ShoppingCartScreen extends StatelessWidget {
child: Row(
children: [
Text(
configuration.translations.cartTitle,
widget.configuration.translations.cartTitle,
style: theme.textTheme.titleLarge,
textAlign: TextAlign.start,
),
@ -53,31 +58,33 @@ class ShoppingCartScreen extends StatelessWidget {
),
),
},
ListenableBuilder(
listenable: configuration.service,
builder: (context, _) => Column(
Column(
children: [
for (var product in configuration.service.products)
configuration.productItemBuilder?.call(
for (var product
in widget.configuration.service.products)
widget.configuration.productItemBuilder?.call(
context,
product,
configuration,
widget.configuration,
) ??
DefaultShoppingCartItem(
product: product,
configuration: configuration,
configuration: widget.configuration,
onItemAddedRemoved: () {
setState(() {});
},
),
// Additional whitespace at
// the bottom to make sure the last
// product(s) are not hidden by the bottom sheet.
SizedBox(
height: configuration.confirmOrderButtonHeight +
configuration.sumBottomSheetHeight,
height:
widget.configuration.confirmOrderButtonHeight +
widget.configuration.sumBottomSheetHeight,
),
],
),
),
],
),
),
@ -85,7 +92,7 @@ class ShoppingCartScreen extends StatelessWidget {
Align(
alignment: Alignment.bottomCenter,
child: _BottomSheet(
configuration: configuration,
configuration: widget.configuration,
),
),
],
@ -106,18 +113,10 @@ class _BottomSheet extends StatelessWidget {
Widget build(BuildContext context) => Column(
mainAxisSize: MainAxisSize.min,
children: [
ListenableBuilder(
listenable: configuration.service,
builder: (BuildContext context, Widget? child) =>
configuration.sumBottomSheetBuilder
?.call(context, configuration) ??
configuration.sumBottomSheetBuilder?.call(context, configuration) ??
DefaultSumBottomSheetBuilder(
configuration: configuration,
),
),
ListenableBuilder(
listenable: configuration.service,
builder: (context, _) =>
configuration.confirmOrderButtonBuilder?.call(
context,
configuration,
@ -127,7 +126,6 @@ class _BottomSheet extends StatelessWidget {
configuration: configuration,
onConfirmOrder: configuration.onConfirmOrder,
),
),
],
);
}