dart
复制代码
import 'dart:convert';
import 'package:constant/constant.dart';
import 'package:generated/l10n.dart';
import 'package:http/DioManager.dart';
import 'package:http/api/info_express_api.dart';
import 'package:jade/configs/CommonConfig.dart';
import 'package:jade/configs/PathConfig.dart';
import 'package:jade/experienceStation/ExperienceStation.dart';
import 'package:jade/homePage/promotion/promotionPost/PromotionPostDetail.dart';
import 'package:jade/homePage/wantHave/WantPostDetail.dart';
import 'package:jade/utils/JadeColors.dart';
import 'package:jade/utils/LocationUtil.dart';
import 'package:jade/utils/Utils.dart';
import 'package:main.dart';
import 'package:pages/amap/view/amap_associate_list_page.dart';
import 'package:pages/cinema/list/cinema_select_business_page.dart';
import 'package:pages/goods/goods_detail.dart';
import 'package:pages/info_express/info_express_detail_page.dart';
import 'package:pages/life/life_shop_detail.dart';
import 'package:pages/my/windowPage.dart';
import 'package:pages/user_share/view/user_share_article_detail_page.dart';
import 'package:pages/want/want_detail/view.dart';
import 'package:util/navigator_util.dart';
import 'package:util/permission_util.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:webview_flutter/webview_flutter.dart';
/*
* 天地图h5网页-首页
* */
class MapWebView extends StatefulWidget{
final String itemId; //帖子id
final int itemType; //项目类型 1-商品,2-生活服务,3-影院广告,4-发帖推荐,5-促销速递,7-窗口,28-体验站
final int type; // 0我有我要,1其他
final int wantType; // 0 我有 1 我要
final int isDetail; // 0是否从详情页面进来
const MapWebView({this.itemId,this.itemType,this.type,this.wantType,this.isDetail});
@override
State<StatefulWidget> createState() {
// TODO: implement createState
return _MapWebView();
}
}
class _MapWebView extends State<MapWebView> with AutomaticKeepAliveClientMixin,WidgetsBindingObserver,RouteAware {
final RouteObserver<Route<dynamic>> routeObserver = RouteObserver();
WebViewController _webViewController;
double _processPercent = 0.00;
var _initLatLng;
bool _canGoBack;
@override
void initState(){
// TODO: implement initState
super.initState();
WidgetsBinding.instance.addObserver(this);
_initLocation();
}
@override
void didChangeDependencies() {
routeObserver.subscribe(this, ModalRoute.of(context)); //订阅
super.didChangeDependencies();
}
@override
void didChangeAppLifecycleState(AppLifecycleState state) {
// TODO: implement didChangeAppLifecycleState
super.didChangeAppLifecycleState(state);
switch(state){
case AppLifecycleState.inactive:
print('======inactive');
break;
case AppLifecycleState.resumed:
print('======resumed');
_initLocation();
break;
case AppLifecycleState.paused:
print('======paused');
break;
case AppLifecycleState.detached:
print('======detached');
break;
}
}
@override
void dispose() {
routeObserver.unsubscribe(this); //取消订阅
WidgetsBinding.instance.removeObserver(this);
super.dispose();
}
@override
void didPush() {
// TODO: implement didPop
super.didPush();
print('========didPush');
}
@override
void didPushNext() {
// TODO: implement didPop
super.didPushNext();
print('========didPushNext');
}
@override
void didPopNext() {
// TODO: implement didPopNext
super.didPopNext();
print('========didPopNext');
}
@override
void didPop() {
// TODO: implement didPop
super.didPop();
print('========didPop');
}
@override
Widget build(BuildContext context) {
// TODO: implement build
return Scaffold(
//backgroundColor: Color(0xff06ca9f).withOpacity(0.1),
body: _body()
);
}
_goBack(){
if(_canGoBack == null){
return;
}
if(_canGoBack){
_webViewController.goBack();
}else{
Navigator.pop(context);
}
}
_body(){
return Column(
children: [
Container(
color: Colors.white,
height: Utils().statusBarHeight(context),
),
Expanded(
child: Stack(
alignment: Alignment.center,
children: [
_initLatLng==null?Container():WebView(
initialUrl:
'${Constant.mapBaseUrl}?lng=${_initLatLng['lng']}&lat=${_initLatLng['lat']}',
javascriptMode: JavascriptMode.unrestricted,
onWebViewCreated: (controller) {
_webViewController = controller;
},
onPageStarted: (url){
print('url=$url $_initLatLng');
},
onProgress: (process){
setState(() {
_processPercent = process / 100;
});
},
onPageFinished: (url) {
//加载完成后的url
print('_detailUrl= $_detailUrl');
_webViewController.canGoBack().then((value){
setState(() {
_canGoBack = value;
});
});
},
},
javascriptChannels: <JavascriptChannel>[
_postUpGo(),
_postDownGo(),
_experienceGo(),
_postGo(),
_positioningGo(),
].toSet(),
),
Offstage(
offstage: _processPercent == 1.0,
child: Image.asset(PathConfig.loadingGif,height: 80.w,)
)
],
)
),
Offstage(
child: LinearProgressIndicator(
backgroundColor: JadeColors.lightGrey,
color: Color(0xff06ca9f).withOpacity(0.2),
value: _processPercent),
offstage: _processPercent == 1.0
)
],
);
}
_postUpGo() {
return JavascriptChannel(
name: 'postUpGo',
onMessageReceived: (JavascriptMessage message) {
dynamic value = json.decode(message.message);
print('value= $value');
var itemType = value['itemType'];
var itemId = value['itemId'];
var type = value['type'];
var wantType = value['wantType'];
var cateId = value['cateId'];
switch(itemType){
case 1:
//商品
NavigatorUtil.push(GoodsDetail(
goodsId: itemId,
));
break;
case 2:
//生活服务
NavigatorUtil.push(LifeShopDetail(
int.parse(itemId),
));
break;
case 3:
//影院广告
NavigatorUtil.push(CinemaSelectBusinessPage(
cinemaId: int.parse(itemId),
));
break;
case 4:
//发帖推荐
if(type == 0){
/*Get.to(() => WantDetailPage(),
arguments: {
"id": int.parse(itemId),
"openComment": false,
});*/
Get.to(() => WantPostDetail(), arguments: {
"id":int.parse(itemId),
"openComment": false,
'wantHaveType': cateId == 30?0:1
});
}else if(cateId == 34){
NavigatorUtil.push(PromotionPostDetail(id: itemId));
}else{
NavigatorUtil.push(
UserShareArticleDetailPage(itemId, (value) {}, 1));
}
break;
case 5:
//促销速递
DioManager.getInstance().getQuery(
InfoExpressApi.INFORMATION_EXPRESS + '/$itemId', null, (value) {
if (value['code'] == 200) {
var data = value['data'];
Map<String, dynamic> item = {
"itemId": "$itemId",
"itemName": "${data['title']}",
"itemContent": "${data['content']}",
"itemPic": "${data['pic']}",
"itemType": 5, // 1 商品 , 2 影院 3 生活服务 4 视频 5 信息快递
"articleItemType": 1,
"articleType": 3,
};
NavigatorUtil.push(InfoExpressDetailPage(int.parse(itemId), item));
}
}, (err) {
print('err $err');
});
break;
case 7:
//窗口
NavigatorUtil.push(WindowPage(
arguments: {
"userId": value['userId'],
"nickname": value['nickname'],
"avatar": value['avatar'],
},
));
break;
case 28:
//体验站
NavigatorUtil.push(ExperienceStation(id: itemId));
break;
}
});
}
_postDownGo(){
return JavascriptChannel(
name: 'postDownGo',
onMessageReceived: (JavascriptMessage message) {
dynamic value = json.decode(message.message);
print('value= $value');
var itemType = value['itemType'];
var itemId = value['itemId'];
var type = value['type'];
var wantType = value['wantType'];
switch(itemType){
case 1:
//商品
case 2:
//生活服务
case 3:
//影院广告
case 4:
//发帖推荐
case 5:
//促销速递
case 7:
//窗口
// case 28:
//体验站
NavigatorUtil.push(AMapAssociateListPage(
itemId: itemId,
type: itemType,
isWant: type == 0
));
break;
}
});
}
_experienceGo(){
return JavascriptChannel(
name: 'experienceGo',
onMessageReceived: (JavascriptMessage message) {
dynamic value = json.decode(message.message);
print('value= $value');
var itemId = value['itemId'];
NavigatorUtil.push(ExperienceStation(id: itemId));
});
}
_postGo() {
return JavascriptChannel(
name: 'postGo',
onMessageReceived: (JavascriptMessage message) {
dynamic value = json.decode(message.message);
print('value= $value');
var itemType = value['itemType'];
var itemId = value['itemId'];
var type = value['type'];
var wantType = value['wantType'];
switch(itemType){
case 1:
//商品
if(itemId != null){
NavigatorUtil.push(GoodsDetail(
goodsId: itemId,
fromMap: true,
));
}
break;
case 2:
//生活服务
NavigatorUtil.push(LifeShopDetail(
int.parse(itemId),
fromMap: true,
));
break;
case 3:
//影院广告
NavigatorUtil.push(CinemaSelectBusinessPage(
cinemaId: int.parse(itemId),
fromMap: true,
));
break;
case 4:
//发帖推荐
if(type == 0){
Get.to(() => WantDetailPage(),
arguments: {
"id": int.parse(itemId),
"openComment": false,
});
}else{
NavigatorUtil.push(
UserShareArticleDetailPage(itemId, (value) {}, 1));
}
break;
case 5:
//促销速递
DioManager.getInstance().getQuery(
InfoExpressApi.INFORMATION_EXPRESS + '/$itemId', null, (value) {
if (value['code'] == 200) {
var data = value['data'];
Map<String, dynamic> item = {
"itemId": "$itemId",
"itemName": "${data['title']}",
"itemContent": "${data['content']}",
"itemPic": "${data['pic']}",
"itemType": 5, // 1 商品 , 2 影院 3 生活服务 4 视频 5 信息快递
"articleItemType": 1,
"articleType": 3,
};
NavigatorUtil.push(InfoExpressDetailPage(int.parse(itemId), item));
}
}, (err) {
print('err $err');
});
break;
case 7:
//窗口
NavigatorUtil.push(WindowPage(
arguments: {
"userId": value['userId'],
"nickname": value['nickname'],
"avatar": value['avatar'],
},
));
break;
case 28:
//体验站
NavigatorUtil.push(ExperienceStation(id: itemId));
break;
}
});
}
_positioningGo() {
return JavascriptChannel(
name: 'positioningGo',
onMessageReceived: (JavascriptMessage message) async {
var latLng = await LocationUtil().refreshAddressFromLatLng();
if(_webViewController!=null && latLng!=null){
_webViewController.runJavascript('handleCheckChangeEnd("$latLng")');
}
});
}
_initLocation() async {
print('======定位权限');
bool _currentAuth = await PermissionUtil.judgeLocationAuth();
if(_currentAuth){
_getLatLng();
}else{
bool _auth = await Utils.commonDialog(context,S.current.aTuiMapAuthTip+'\n3.拒绝后将无法正常使用地图功能'+'\n(开启权限后请重新启动软件)',disText: S.current.jujue,sureText: '去开启');
if (_auth) {
openAppSettings();
}
}
}
_getLatLng() async {
_initLatLng = await LocationUtil().refreshAddressFromLatLng();
setState(() {});
}
@override
// TODO: implement wantKeepAlive
bool get wantKeepAlive => true;
}