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购物车全选，总价及结算个数实现

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hmxc
张萌 4 years ago
parent d79a767978
commit 68dc58901f
4 changed files with 315 additions and 349 deletions
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329
lib/pages/market/market_cart_page/market_cart_page.dart
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@ -1,15 +1,96 @@
import 'package:akuCommunity/model/aku_shop_class_model.dart';
import 'package:akuCommunity/model/aku_shop_model.dart';
import 'package:akuCommunity/utils/screenutil.dart';
import 'package:akuCommunity/widget/cached_image_wrapper.dart';
import 'package:akuCommunity/widget/cart_count.dart';
import 'package:flutter/material.dart'; import 'package:flutter/material.dart';
import 'package:flutter/cupertino.dart'; import 'package:flutter/cupertino.dart';
import 'package:flutter_slidable/flutter_slidable.dart';
import 'package:provider/provider.dart'; import 'package:provider/provider.dart';
import 'package:akuCommunity/provider/cart.dart'; import 'package:akuCommunity/provider/cart.dart';
import 'package:akuCommunity/routers/page_routers.dart';
import 'package:akuCommunity/model/aku_shop_model.dart';
import 'widget/market_cart_app_bar.dart'; import 'widget/market_cart_app_bar.dart';
import 'widget/market_cart_card.dart';
import 'widget/market_cart_bottom_bar.dart';
class MarketCartPage extends StatelessWidget { class MarketCartPage extends StatefulWidget {
MarketCartPage({Key key}) : super(key: key); final AkuShopModel cartItem;
MarketCartPage({Key key, this.cartItem}) : super(key: key);
@override
_MarketCartPageState createState() => _MarketCartPageState();
}
class _MarketCartPageState extends State<MarketCartPage> {
Widget _cardRadio(
BuildContext context, AkuShopModel cartItem, CartProvidde model,index) {
return InkWell(
onTap: () {
setState(() {
cartItem.isCheck = !cartItem.isCheck;
int _goods = shopList.indexWhere(
(element) => element.itemid == _cartList[index].itemid);
_goods > -1
? shopList.removeAt(_goods)
: shopList.add(_cartList[index]);
print(shopList);
});
},
child: Container(
alignment: Alignment.center,
child: Icon(
Icons.check_circle,
color: cartItem.isCheck ? Color(0xffdb0000) : Color(0xff999999),
size: Screenutil.length(36),
),
),
);
}
Widget _image(String imagePath) {
return Container(
margin: EdgeInsets.symmetric(horizontal: Screenutil.length(20)),
child: ClipRRect(
borderRadius: BorderRadius.all(Radius.circular(2)),
child: CachedImageWrapper(
url: imagePath,
width: Screenutil.length(180),
height: Screenutil.length(180),
),
),
);
}
Widget _content(String content, specs, price) {
return Container(
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Container(
width: Screenutil.length(394),
child: Text(
content,
maxLines: 2,
overflow: TextOverflow.ellipsis,
style: TextStyle(
fontSize: Screenutil.size(24),
color: Color(0xff333333),
),
),
),
Container(
margin: EdgeInsets.only(top: Screenutil.length(40)),
child: Text(
'￥${price}',
style: TextStyle(
fontSize: Screenutil.size(28),
color: Color(0xffe60e0e),
),
),
),
],
),
);
}
// List<Map<String, dynamic>> _listGoods = [ // List<Map<String, dynamic>> _listGoods = [
// { // {
// 'imagePath': // 'imagePath':
@ -108,36 +189,252 @@ class MarketCartPage extends StatelessWidget {
// // isAll = !isAll; // // isAll = !isAll;
// // }); // // });
// } // }
List<AkuShopModel> shopList = [];
bool get _selectALl {
for (var element in _cartList) {
int _selectGoods =
shopList.indexWhere((index) => element.itemid == index.itemid);
if (_selectGoods == -1) return false;
}
return true;
}
double get _allprice{
double _price=0;
for(var element in shopList){
_price+=double.parse(element.itemprice)*element.count;
}
return _price;
}
int get _goodsCount=>shopList.length;
List<AkuShopModel> _cartList;
Future<String> _getCartInfo(BuildContext context) async { Future<String> _getCartInfo(BuildContext context) async {
await Provider.of<CartProvidde>(context, listen: false).getCartInfo(); await Provider.of<CartProvidde>(context, listen: true).getCartInfo();
return 'end'; return 'end';
} }
Widget _selectAll(CartProvidde model,) {
return InkWell(
onTap: () {
for(var element in _cartList){
element.isCheck=!element.isCheck;
}
model.changeALlCheckState(true);
setState(() {
if (_selectALl == true)
shopList.clear();
else {
shopList.clear();
shopList.addAll(_cartList);
}
});
},
child: Container(
margin: EdgeInsets.symmetric(vertical: Screenutil.length(29)),
child: Row(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Icon(
_selectALl
? Icons.radio_button_checked
: Icons.radio_button_unchecked,
color: model.isAllCheck ? Color(0xffdb0000) : Color(0xff999999),
size: Screenutil.length(40),
),
Container(
margin: EdgeInsets.only(left: Screenutil.length(18)),
child: Text(
'全选',
style: TextStyle(
fontSize: Screenutil.size(28),
color: Color(0xff333333),
),
),
),
],
),
),
);
}
Widget _settlement(CartProvidde model, BuildContext context) {
return Row(
children: [
model.allPrice != null
? Container(
margin: EdgeInsets.only(right: Screenutil.length(10)),
child: Text(
'合计:￥${_allprice.toStringAsFixed(2)}',
style: TextStyle(
fontSize: Screenutil.size(28),
color: Color(0xffe60e0e),
),
),
)
: SizedBox(),
InkWell(
onTap: model.allGoodsCount != 0 ? () {} : null,
child: Container(
alignment: Alignment.center,
decoration: BoxDecoration(
color: model.allGoodsCount != 0
? Color(0xffffc40c)
: Color(0xffd8d8d8),
borderRadius: BorderRadius.all(Radius.circular(30)),
),
width: Screenutil.length(198),
margin: EdgeInsets.symmetric(vertical: Screenutil.length(16)),
padding: EdgeInsets.symmetric(vertical: Screenutil.length(12)),
child: Text(
'结算(${_goodsCount})',
style: TextStyle(
fontSize: Screenutil.size(30),
color:
model.allGoodsCount != 0 ? Color(0xff333333) : Colors.white,
),
),
),
),
],
);
}
Widget _marketCartCard(AkuShopModel cartItem,index) {
return Consumer<CartProvidde>(builder: (context, model, child) {
return Container(
margin: EdgeInsets.only(
top: Screenutil.length(20),
left: Screenutil.length(32),
right: Screenutil.length(32),
),
decoration: BoxDecoration(
borderRadius: BorderRadius.all(Radius.circular(6)),
),
child: Slidable.builder(
actionPane: SlidableBehindActionPane(),
actionExtentRatio: 0.25,
secondaryActionDelegate: SlideActionBuilderDelegate(
actionCount: 2,
builder: (context, index, animation, renderingMode) {
if (index == 0) {
return SlideAction(
child: Text(
'移至收藏夹',
style: TextStyle(
fontSize: Screenutil.size(28), color: Colors.white),
),
color: renderingMode == SlidableRenderingMode.slide
? Color(0xffffc40c).withOpacity(animation.value)
: Color(0xffffc40c),
// onTap: () => _showSnackBar(context, 'More'),
closeOnTap: false,
);
} else {
return SlideAction(
onTap: () {
model.deleteGoods(cartItem.itemid);
},
decoration: BoxDecoration(
color: renderingMode == SlidableRenderingMode.slide
? Color(0xffe60e0e).withOpacity(animation.value)
: Color(0xffe60e0e),
borderRadius: BorderRadius.only(
topRight: Radius.circular(6),
bottomRight: Radius.circular(6),
),
),
child: Text(
'删除',
style: TextStyle(
fontSize: Screenutil.size(28), color: Colors.white),
),
// onTap: () => _showSnackBar(context, 'Delete'),
);
}
},
),
child: Container(
color: Colors.white,
padding: EdgeInsets.only(
top: Screenutil.length(30),
left: Screenutil.length(15),
bottom: Screenutil.length(37),
),
child: Stack(
children: [
Row(
children: [
_cardRadio(context, cartItem, model,index),
_image(cartItem.itempic),
_content(cartItem.itemtitle, '默认', cartItem.itemprice),
],
),
Positioned(
bottom: 0,
right: Screenutil.length(16),
child: CartCount(
cartItem: cartItem,
// goodsNum: widget.goodsNum,
// index: widget.index,
// reduce: widget.reduce,
// add: widget.add,
),
),
],
),
),
),
);
});
}
@override @override
Widget build(BuildContext context) { Widget build(BuildContext context) {
return Scaffold( return Scaffold(
appBar: PreferredSize( appBar: PreferredSize(
child: MarketCartAppBar(),
preferredSize: Size.fromHeight(kToolbarHeight), preferredSize: Size.fromHeight(kToolbarHeight),
child: MarketCartAppBar(),
),
bottomNavigationBar:
Consumer<CartProvidde>(builder: (context, model, child) {
return Container(
color: Colors.white,
height: Screenutil.length(98),
width: MediaQuery.of(context).size.width,
padding: EdgeInsets.symmetric(horizontal: Screenutil.length(32)),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
_selectAll(model),
_settlement(
model,
context,
)
],
), ),
);
}),
body: Stack( body: Stack(
children: [ children: [
Consumer<CartProvidde>( Consumer<CartProvidde>(
builder: (context, model, child) { builder: (context, model, child) {
List cartList = model.cartList; List<AkuShopModel> cartList = model.cartList;
_cartList = model.cartList;
return ListView.builder( return ListView.builder(
itemCount: cartList.length, itemCount: cartList.length,
itemBuilder: (BuildContext context, int index) { itemBuilder: (BuildContext context, int index) {
return MarketCartCard( return _marketCartCard(cartList[index],index);
cartItem: cartList[index],
);
}); });
}, },
), ),
Positioned( // Positioned(
bottom: 0, // bottom: 0,
child: MarketCartBottomBar(), // child: MarketCartBottomBar(
), // selectAll: _selectALl,
// ),
// ),
], ],
)); ));
} }

107
lib/pages/market/market_cart_page/widget/market_cart_bottom_bar.dart
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@ -1,107 +0,0 @@
import 'package:akuCommunity/pages/confirm_order_page/confirm_order_page.dart';
import 'package:akuCommunity/routers/page_routers.dart';
import 'package:ani_route/ani_route.dart';
import 'package:flutter/material.dart';
import 'package:flutter/cupertino.dart';
import 'package:provider/provider.dart';
import 'package:akuCommunity/utils/screenutil.dart';
import 'package:akuCommunity/provider/cart.dart';
class MarketCartBottomBar extends StatelessWidget {
const MarketCartBottomBar({Key key}) : super(key: key);
Widget _selectAll(CartProvidde model) {
return InkWell(
onTap: () {
model.changeALlCheckState(!model.isAllCheck);
},
child: Container(
margin: EdgeInsets.symmetric(vertical: Screenutil.length(29)),
child: Row(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Icon(
model.isAllCheck
? Icons.radio_button_checked
: Icons.radio_button_unchecked,
color: model.isAllCheck ? Color(0xffdb0000) : Color(0xff999999),
size: Screenutil.length(40),
),
Container(
margin: EdgeInsets.only(left: Screenutil.length(18)),
child: Text(
'全选',
style: TextStyle(
fontSize: Screenutil.size(28),
color: Color(0xff333333),
),
),
),
],
),
),
);
}
Widget _settlement(CartProvidde model,BuildContext context) {
return Row(
children: [
model.allPrice != 0
? Container(
margin: EdgeInsets.only(right: Screenutil.length(10)),
child: Text(
'合计:￥${model.allPrice.toStringAsFixed(2)}',
style: TextStyle(
fontSize: Screenutil.size(28),
color: Color(0xffe60e0e),
),
),
)
: SizedBox(),
InkWell(
onTap: model.allGoodsCount != 0 ? () {} : null,
child: Container(
alignment: Alignment.center,
decoration: BoxDecoration(
color: model.allGoodsCount != 0
? Color(0xffffc40c)
: Color(0xffd8d8d8),
borderRadius: BorderRadius.all(Radius.circular(30)),
),
width: Screenutil.length(198),
margin: EdgeInsets.symmetric(vertical: Screenutil.length(16)),
padding: EdgeInsets.symmetric(vertical: Screenutil.length(12)),
child: Text(
'结算(${model.allGoodsCount})',
style: TextStyle(
fontSize: Screenutil.size(30),
color:
model.allGoodsCount != 0 ? Color(0xff333333) : Colors.white,
),
),
),
),
],
);
}
@override
Widget build(BuildContext context) {
return Consumer<CartProvidde>(builder: (context, model, child) {
return Container(
color: Colors.white,
height: Screenutil.length(98),
width: MediaQuery.of(context).size.width,
padding: EdgeInsets.symmetric(horizontal: Screenutil.length(32)),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
_selectAll(model),
_settlement(model,context,)
],
),
);
});
}
}

225
lib/pages/market/market_cart_page/widget/market_cart_card.dart
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@ -1,225 +0,0 @@
import 'package:flutter/material.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter_icons/flutter_icons.dart';
import 'package:flutter_slidable/flutter_slidable.dart';
import 'package:akuCommunity/widget/cached_image_wrapper.dart';
import 'package:akuCommunity/widget/cart_count.dart';
import 'package:akuCommunity/utils/screenutil.dart';
import 'package:akuCommunity/widget/goods_specs_sheet.dart';
import 'package:akuCommunity/model/aku_shop_model.dart';
import 'package:provider/provider.dart';
import 'package:akuCommunity/provider/cart.dart';
class MarketCartCard extends StatelessWidget {
final AkuShopModel cartItem;
MarketCartCard({Key key, this.cartItem}) : super(key: key);
void _showGoodsSpecsSheet() {
// showModalBottomSheet(
// isScrollControlled: true,
// context: context,
// backgroundColor: Colors.white,
// builder: (context) {
// return GoodsSpecsSheet(
// goodsNum: widget.goodsNum,
// index: widget.index,
// reduce: widget.reduce,
// add: widget.add,
// );
// },
// );
}
Widget _cardRadio(
BuildContext context, AkuShopModel cartItem, CartProvidde model) {
return InkWell(
onTap: () {
cartItem.isCheck = !cartItem.isCheck;
model.changeCheckState(cartItem);
},
child: Container(
alignment: Alignment.center,
child: Icon(
Icons.check_circle,
color: cartItem.isCheck ? Color(0xffdb0000) : Color(0xff999999),
size: Screenutil.length(36),
),
),
);
}
Widget _image(String imagePath) {
return Container(
margin: EdgeInsets.symmetric(horizontal: Screenutil.length(20)),
child: ClipRRect(
borderRadius: BorderRadius.all(Radius.circular(2)),
child: CachedImageWrapper(
url: imagePath,
width: Screenutil.length(180),
height: Screenutil.length(180),
),
),
);
}
Widget _content(String content, specs, price) {
return Container(
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Container(
width: Screenutil.length(394),
child: Text(
content,
maxLines: 2,
overflow: TextOverflow.ellipsis,
style: TextStyle(
fontSize: Screenutil.size(24),
color: Color(0xff333333),
),
),
),
// InkWell(
// onTap: _showGoodsSpecsSheet,
// child: Container(
// margin: EdgeInsets.only(top: Screenutil.length(10)),
// padding: EdgeInsets.symmetric(
// vertical: Screenutil.length(5),
// horizontal: Screenutil.length(19),
// ),
// alignment: Alignment.center,
// decoration: BoxDecoration(
// color: Color(0xfff5f5f5),
// border: Border.all(color: Color(0xffd3d3d3), width: 0.5),
// borderRadius: BorderRadius.all(Radius.circular(15)),
// ),
// child: Row(
// mainAxisAlignment: MainAxisAlignment.center,
// crossAxisAlignment: CrossAxisAlignment.center,
// children: [
// Text(
// specs,
// style: TextStyle(
// fontSize: Screenutil.size(18),
// color: Color(0xff333333),
// ),
// ),
// Container(
// alignment: Alignment.center,
// margin: EdgeInsets.only(left: Screenutil.length(16)),
// child: Icon(
// AntDesign.down,
// color: Color(0xff333333),
// size: Screenutil.size(22),
// ),
// ),
// ],
// ),
// ),
// ),
Container(
margin: EdgeInsets.only(top: Screenutil.length(40)),
child: Text(
'￥${price}',
style: TextStyle(
fontSize: Screenutil.size(28),
color: Color(0xffe60e0e),
),
),
),
],
),
);
}
@override
Widget build(BuildContext context) {
return Consumer<CartProvidde>(builder: (context, model, child) {
return Container(
margin: EdgeInsets.only(
top: Screenutil.length(20),
left: Screenutil.length(32),
right: Screenutil.length(32),
),
decoration: BoxDecoration(
borderRadius: BorderRadius.all(Radius.circular(6)),
),
child: Slidable.builder(
actionPane: SlidableBehindActionPane(),
actionExtentRatio: 0.25,
secondaryActionDelegate: SlideActionBuilderDelegate(
actionCount: 2,
builder: (context, index, animation, renderingMode) {
if (index == 0) {
return SlideAction(
child: Text(
'移至收藏夹',
style: TextStyle(
fontSize: Screenutil.size(28), color: Colors.white),
),
color: renderingMode == SlidableRenderingMode.slide
? Color(0xffffc40c).withOpacity(animation.value)
: Color(0xffffc40c),
// onTap: () => _showSnackBar(context, 'More'),
closeOnTap: false,
);
} else {
return SlideAction(
onTap: () {
model.deleteGoods(cartItem.itemid);
},
decoration: BoxDecoration(
color: renderingMode == SlidableRenderingMode.slide
? Color(0xffe60e0e).withOpacity(animation.value)
: Color(0xffe60e0e),
borderRadius: BorderRadius.only(
topRight: Radius.circular(6),
bottomRight: Radius.circular(6),
),
),
child: Text(
'删除',
style: TextStyle(
fontSize: Screenutil.size(28), color: Colors.white),
),
// onTap: () => _showSnackBar(context, 'Delete'),
);
}
},
),
child: Container(
color: Colors.white,
padding: EdgeInsets.only(
top: Screenutil.length(30),
left: Screenutil.length(15),
bottom: Screenutil.length(37),
),
child: Stack(
children: [
Row(
children: [
_cardRadio(context, cartItem, model),
_image(cartItem.itempic),
_content(cartItem.itemtitle, '默认', cartItem.itemprice),
],
),
Positioned(
bottom: 0,
right: Screenutil.length(16),
child: CartCount(
cartItem: cartItem,
// goodsNum: widget.goodsNum,
// index: widget.index,
// reduce: widget.reduce,
// add: widget.add,
),
),
],
),
),
),
);
});
}
}

3
lib/provider/cart.dart
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@ -141,7 +141,8 @@ class CartProvidde with ChangeNotifier {
}); });
cartString = json.encode(newList).toString(); cartString = json.encode(newList).toString();
prefs.setString("cartInfo", cartString); prefs.setString("cartInfo", cartString);
await getCartInfo(); // await getCartInfo();
notifyListeners();
} }
///商品数量加减 ///商品数量加减

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