laiiihz
5 years ago
parent
93915bdb76
commit
c2b96095a7
@ -0,0 +1,136 @@
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:recook/constants/api.dart';
|
||||
import 'package:recook/constants/constants.dart';
|
||||
import 'package:recook/manager/http_manager.dart';
|
||||
import 'package:recook/pages/live/live_stream/pick_view/live_goods_card.dart';
|
||||
import 'package:recook/pages/live/live_stream/pick_view/pick_cart.dart';
|
||||
import 'package:recook/pages/live/models/goods_window_model.dart';
|
||||
import 'package:recook/pages/user/widget/recook_check_box.dart';
|
||||
import 'package:recook/widgets/refresh_widget.dart';
|
||||
|
||||
class HotGoodsView extends StatefulWidget {
|
||||
final VoidCallback onPick;
|
||||
HotGoodsView({Key key, this.onPick}) : super(key: key);
|
||||
|
||||
@override
|
||||
_HotGoodsViewState createState() => _HotGoodsViewState();
|
||||
}
|
||||
|
||||
class _HotGoodsViewState extends State<HotGoodsView>
|
||||
with AutomaticKeepAliveClientMixin {
|
||||
GSRefreshController _controller = GSRefreshController();
|
||||
List<GoodsList> _goodsModels = [];
|
||||
int _page = 1;
|
||||
bool get _selectAll {
|
||||
for (var item in _goodsModels) {
|
||||
if (PickCart.picked.indexWhere((element) => element.id == item.id) ==
|
||||
-1) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
@override
|
||||
void initState() {
|
||||
super.initState();
|
||||
Future.delayed(Duration(milliseconds: 300), () {
|
||||
if (mounted) _controller.requestRefresh();
|
||||
});
|
||||
}
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
super.build(context);
|
||||
return Column(
|
||||
children: [
|
||||
MaterialButton(
|
||||
onPressed: () {
|
||||
if (_selectAll) {
|
||||
PickCart.picked.removeWhere((picked) {
|
||||
return _goodsModels
|
||||
.indexWhere((element) => element.id == picked.id) !=
|
||||
-1;
|
||||
});
|
||||
} else
|
||||
_goodsModels.forEach((element) {
|
||||
if (PickCart.picked.length < 50) {
|
||||
PickCart.picked.add(element);
|
||||
}
|
||||
});
|
||||
widget.onPick();
|
||||
},
|
||||
child: Row(
|
||||
children: [
|
||||
RecookCheckBox(state: _selectAll),
|
||||
rWBox(10),
|
||||
Text(
|
||||
'全选',
|
||||
style: TextStyle(
|
||||
color: Color(0xFF333333),
|
||||
fontSize: rSP(14),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
Expanded(
|
||||
child: RefreshWidget(
|
||||
controller: _controller,
|
||||
onRefresh: () {
|
||||
_page = 1;
|
||||
getGoodsWindowModels().then((models) {
|
||||
setState(() {
|
||||
_goodsModels = models;
|
||||
});
|
||||
_controller.refreshCompleted();
|
||||
});
|
||||
},
|
||||
onLoadMore: () {
|
||||
_page++;
|
||||
getGoodsWindowModels().then((models) {
|
||||
setState(() {
|
||||
_goodsModels.addAll(models);
|
||||
});
|
||||
if (models.isEmpty)
|
||||
_controller.loadNoData();
|
||||
else
|
||||
_controller.loadComplete();
|
||||
});
|
||||
},
|
||||
body: ListView.builder(
|
||||
itemBuilder: (context, index) {
|
||||
final model = _goodsModels[index];
|
||||
return LiveGoodsCard(
|
||||
onPick: () {
|
||||
setState(() {
|
||||
widget.onPick();
|
||||
});
|
||||
},
|
||||
model: model,
|
||||
);
|
||||
},
|
||||
itemCount: _goodsModels.length,
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
Future<List<GoodsList>> getGoodsWindowModels() async {
|
||||
ResultData resultData = await HttpManager.post(LiveAPI.hotGoods, {
|
||||
'page': _page,
|
||||
'limit': 15,
|
||||
});
|
||||
if (resultData?.data['data']['list'] == null)
|
||||
return [];
|
||||
else
|
||||
return (resultData.data['data']['list'] as List)
|
||||
.map((e) => GoodsList.fromJson(e))
|
||||
.toList();
|
||||
}
|
||||
|
||||
@override
|
||||
bool get wantKeepAlive => true;
|
||||
}
|
||||
Loading…
Reference in new issue