message_page.dart
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import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:one_key/constant/state.dart';
import 'package:one_key/pages/message/message_online_check_page.dart';
import 'package:one_key/provider/message_dialog_model.dart';
import 'package:one_key/provider/message_model.dart';
import 'package:one_key/provider/user_model.dart';
import 'package:one_key/res/colors.dart';
import 'package:one_key/utils/event_bus.dart';
import 'package:one_key/widgets/app_bar.dart';
import 'package:one_key/widgets/v_empty_view.dart';
import 'package:provider/provider.dart';
import 'message_online_page.dart';
import 'message_order_page.dart';
/*
消息中心
*/
class MessagePage extends StatefulWidget {
@override
State<StatefulWidget> createState() {
// TODO: implement createState
return new MessagePageState();
}
}
class MessagePageState extends State<MessagePage>
with TickerProviderStateMixin {
Color selectedColor = MyColours.color_199095;
Color unSelectedColor = MyColours.color_999999;
TabController tabController;
MessageModel messageModel;
UserModel userModel;
MessageDialogModel messageDialogModel;
@override
void initState() {
super.initState();
tabController = TabController(length: 3, vsync: this);
tabController.addListener(() {
//点击tab时或滑动tab回调一次
if (tabController.index.toDouble() == tabController.animation.value) {
getMessage(index: tabController.index);
}
});
WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
getMessage(index: 0);
});
//刷新未读数
bus.on("refresh_untreated_num", (arg) {
_getUnMsgNum();
});
//移除在线预订消息
bus.on("remove_untreated_message", (args) {
messageModel.removeUntreatedMessageByMid(args.toString());
messageDialogModel.removeMessage(args.toString());
});
}
//三种分类各自的未读消息数目
_getUnMsgNum() async {
if (mounted) {
Map<String, String> params = {"sid": userModel.user.sellerid};
await messageModel.getUnMsgNum(context, params);
}
}
//获取在线预订消息status 0未处理 1已处理
getMessage({bool showLoading = true, int index}) async {
String typeId = '';
if (index == 0) {
typeId = '10';
} else if (index == 1) {
typeId = '1';
} else if (index == 2) {
typeId = '12';
}
Map<String, String> params = {
"sid": userModel.user.sellerid,
"type_id": typeId, //1提前点餐2内部预订10在线预订
"status": '0',
"offset": '0',
"limit": "20",
};
await messageModel.getMessages(context, params, showLoading: showLoading);
_getUnMsgNum();
}
@override
Widget build(BuildContext context) {
messageModel = Provider.of<MessageModel>(context, listen: true);
userModel = Provider.of<UserModel>(context, listen: false);
messageDialogModel =
Provider.of<MessageDialogModel>(context, listen: false);
return Container(
width: double.infinity,
height: double.infinity,
color: MyColours.color_ffffff,
child: Column(
children: <Widget>[
MyAppBar(
"消息中心",
showBack: false,
),
TabBar(
controller: tabController,
tabs: [
Tab(
child: SizedBox(
height: ScreenUtil().setWidth(60),
width: ScreenUtil().setWidth(144),
child: Stack(
children: [
Text(
"在线预订",
style: TextStyle(
color: tabController.index == 0
? selectedColor
: unSelectedColor,
fontSize: ScreenUtil().setSp(32),
fontWeight: FontWeight.bold),
),
Positioned(
top: 0,
right: 0,
child: Container(
width: ScreenUtil().setWidth(16),
height: ScreenUtil().setWidth(16),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(
ScreenUtil().setWidth(16)),
color: messageModel.onlineTotal > 0
? MyColours.color_fa5151
: MyColours.color_ffffff),
),
)
],
),
),
),
Tab(
child: SizedBox(
height: ScreenUtil().setWidth(60),
width: ScreenUtil().setWidth(144),
child: Stack(
children: [
Text(
"提前点餐",
style: TextStyle(
color: tabController.index == 1
? selectedColor
: unSelectedColor,
fontSize: ScreenUtil().setSp(32),
fontWeight: FontWeight.bold),
),
Positioned(
top: 0,
right: 0,
child: Container(
width: ScreenUtil().setWidth(16),
height: ScreenUtil().setWidth(16),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(
ScreenUtil().setWidth(16)),
color: messageModel.orderTotal > 0
? MyColours.color_fa5151
: MyColours.color_ffffff),
),
)
],
),
),
),
Tab(
child: SizedBox(
height: ScreenUtil().setWidth(60),
width: ScreenUtil().setWidth(144),
child: Stack(
children: [
Text(
"在线买单",
style: TextStyle(
color: tabController.index == 2
? selectedColor
: unSelectedColor,
fontSize: ScreenUtil().setSp(32),
fontWeight: FontWeight.bold),
),
Positioned(
top: 0,
right: 0,
child: Container(
width: ScreenUtil().setWidth(16),
height: ScreenUtil().setWidth(16),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(
ScreenUtil().setWidth(16)),
color: messageModel.checkTotal > 0
? MyColours.color_fa5151
: MyColours.color_ffffff),
),
)
],
),
),
)
],
indicatorColor: MyColours.color_199095,
indicatorSize: TabBarIndicatorSize.label,
indicatorPadding: EdgeInsets.only(
left: ScreenUtil().setWidth(16),
right: ScreenUtil().setWidth(32)),
indicatorWeight: ScreenUtil().setWidth(6.0),
),
VEmptyView(11),
Expanded(
flex: 1,
child: TabBarView(controller: tabController, children: [
MessageOnlinePage(),
MessageOrderPage(),
MessageOnlineCheckPage()
]),
)
],
),
);
}
@override
void dispose() {
// TODO: implement dispose
super.dispose();
bus.off("refresh_untreated_num");
bus.off("remove_untreated_message");
}
}