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hyzp_ybqx-Commit001：代码刚转换好，编译通过

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WinUser01
2021-12-09 20:24:36 +08:00
commit 8c74b14e5c
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lib/pages/Login/LoginByName2.dart
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import 'dart:convert';
import 'dart:io';
import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:hyzp_ybqx/components/UserAuthority.dart';
import 'package:hyzp_ybqx/pages/Works/TJXX/tj_data.dart';
import '../../components/EncryptUtil.dart';
import '../../components/commonFun.dart';
import '../../config/Config.dart';
import '../../config/service_url.dart';
import '../../services/EventBus.dart';
import '../../services/Storage.dart';
import '../../widget/JdButton.dart';
import '../../widget/JdText.dart';
class LoginByName2 extends StatefulWidget {
LoginByName2({Key key, this.height}) : super(key: key);
double height;
_LoginPageState createState() => _LoginPageState();
}
class _LoginPageState extends State<LoginByName2> {
//try_setState(); //避免如下异常报错
try_setState() {
try {
setState(() {});
} catch (e) {
print('setState(() {})异常：${e}');
}
}
//监听登录页面销毁的事件
dispose() {
super.dispose();
eventBus.fire(new UserEvent('登录成功...'));
}
bool bRemmberPW = false;
@override
void initState() {
super.initState();
// g_userInfo.username = 'the_user_03';
// g_userInfo.password = '123456';
// g_userInfo.password = 'ybhb1234';
g_userInfo.username = '';
g_userInfo.password = '';
doInit();
//监听统计数据改变事件
eventBus.on<StatisDataUpdate>().listen((event) {
print(event.str);
updateMayLogin();
});
}
//处理延迟登录
updateMayLogin() {
//判断从网络获取三种统计数据是否完成
// if (listZptjStatisAlone.length >= dwSum &&
// listTodayShtj.length >= dwSum &&
// listClltjStatisAlone.length >= dwSum) {
// bMayLogin = true;
// }
if (listAllStatisData.length >= dwSum) {
bMayLogin = true;
}
if (bMayLogin && bLoginVerify) {
//重新初始化处理延时登录的变量
// bMayLogin = false;
// bPreLoading = false;
// bLoginVerify = false; //处理延时登录，判断用户名登录是否验证通过
Navigator.pushNamed(context, '/tabs', arguments: g_iIndex);
// Future.delayed(const Duration(milliseconds: 1000), () {
// });
}
}
doInit() async {
bRemmberPW = await Storage.getBool('bRemmberPW');
bRemmberPW = (null == bRemmberPW) ? false : bRemmberPW;
print('bRemmberPW = $bRemmberPW');
if (bRemmberPW) {
//取出后需解密
g_userInfo.username = await Storage.getString('username');
g_userInfo.username = EncryptUtil.aesDecode(g_userInfo.username);
g_userInfo.password = await Storage.getString('password');
g_userInfo.password = EncryptUtil.aesDecode(g_userInfo.password);
}
try_setState();
}
doLogin() async {
//测试用，临时绕过登录处理
// Navigator.pushNamed(context, '/tabs', arguments: g_iIndex);
// return;
if (!bMayLogin) {
bPreLoading = true;
try_setState();
}
if (bRemmberPW) {
Storage.setBool('bRemmberPW', bRemmberPW);
//加密保存
Storage.setString('username', EncryptUtil.aesEncode(g_userInfo.username));
Storage.setString('password', EncryptUtil.aesEncode(g_userInfo.password));
} else {
Storage.remove('username');
Storage.remove('password');
}
var api = ServicePath.loginUrl;
print(api);
try {
print('开始处理登录请求...');
print('username = ${g_userInfo.username}');
print('password = ${g_userInfo.password}');
Response response;
Dio dio = Dio();
String random = RandomBit(6); //flutter （dart）生成N位随机数
response = await dio.post(api, data: {
"username": g_userInfo.username,
"password": g_userInfo.password,
"sign": GenerateMd5(APPkey + random),
"random": random,
});
print('response = ${response.toString()}');
//I/flutter ( 5242): {"ret":200,"data":{"is_login":true,"user_id":3,"token":"32EE57A0109A3D1D6590CFD3DEBA71820F77AB654093C1DE750347C88D1A41CF"},"msg":""}
if (response.statusCode == 200) {
// Storage.setString('userInfo', json.encode(response.data["userinfo"]));
// //Navigator.pop(context);
// Navigator.pushNamed(context, '/tabs', arguments: g_iIndex);
//print('response.data["data"]["is_login"] = ${response.data["data"]["is_login"]}');
//I/flutter ( 5242): response.data["data"]["is_login"] = true
//{
// "ret": 200,
// "data": {
// "is_login": true,
// "user_id": 1,
// "token": "B93EC91FA2FE293B7077162D4527FC4BB228CD6C0A4F24A882B9A8BBE6C3FB47"
// },
// "msg": ""
// }
print('response = ${response}');
//response = {"ret":406,"data":{},"msg":"非法请求：签名错误"}
if (true == response.data["data"]["is_login"]) {
print('登录成功');
print('response.data = ${response.data}');
//保存用户信息
Storage.setString('userInfo', json.encode(response.data["data"]));
g_userInfo.setUserInfo(theMapUserInfoRet: await getMapFromJson(response.data));
//获取用户所属分组和相应权限
getUserGroupAll().then((value) {
bLoginVerify = true; //处理延时登录，判断用户名登录是否验证通过
if (bMayLogin) {
// bMayLogin = false;
// bPreLoading = false;
// bLoginVerify = false; //处理延时登录，判断用户名登录是否验证通过
Navigator.pushNamed(context, '/tabs', arguments: g_iIndex);
}
});
} else {
print('登录失败：${response.data["data"]}');
bLoginVerify = false; //处理延时登录，判断用户名登录是否验证通过
bPreLoading = false;
Fluttertoast.showToast(
msg: '登录失败：用户名或密码不正确。',
toastLength: Toast.LENGTH_LONG,
gravity: ToastGravity.BOTTOM,
);
print('登录失败：${response.data["data"]}');
}
print('登录过程正常完成');
} else {
throw Exception('后端接口出现异常，请检测代码和服务器情况.........');
}
} catch (e) {
print('登录过程异常...');
print('ERROR:======>${e}');
Fluttertoast.showToast(
msg: 'ERROR:======>${e}',
toastLength: Toast.LENGTH_SHORT,
gravity: ToastGravity.CENTER,
);
}
return;
}
@override
Widget build(BuildContext context) {
return Scaffold(
//resizeToAvoidBottomPadding: false, //解决输入法键盘弹出越界问题-无效
backgroundColor: Colors.transparent,
body: Container(
height: widget.height,
child: Column(
children: [
Container(color: Colors.transparent, height: ScreenUtil().setHeight(45)),
Container(
color: Colors.white,
width: double.infinity,
height: ScreenUtil().setHeight(380),
padding: EdgeInsets.only(top: 10, bottom: 20, left: 20, right: 20),
child: Column(
children: <Widget>[
JdText(
height: 126,
//JdText中已经使用ScreenUtil().setHeight(126)，此处不能传 ScreenUtil().setHeight(126) ，否则严重错位
title: '用户名：',
text: "请输入用户名",
onChanged: (String value) {
// print(value);
g_userInfo.username = value;
},
endBtn: 'ClearBtn',
controller: TextEditingController(text: g_userInfo.username),
),
Container(color: Colors.transparent, height: ScreenUtil().setHeight(30)),
JdText(
height: 126,
//JdText中已经使用ScreenUtil().setHeight(126)，此处不能传 ScreenUtil().setHeight(126) ，否则严重错位
title: '密 码：',
text: "请输入密码",
password: true,
onChanged: (String value) {
g_userInfo.password = value;
},
endBtn: 'ShowHiddenBtn',
controller: TextEditingController(text: g_userInfo.password),
),
],
),
),
Container(color: Colors.transparent, height: ScreenUtil().setHeight(30)),
Container(
//color: Colors.transparent,
padding: EdgeInsets.all(ScreenUtil().setWidth(10)),
child: Row(
children: [
SizedBox(width: ScreenUtil().setWidth(45)),
InkWell(
onTap: () {
//Navigator.pushNamed(context, '/registerFirst');
this.setState(() {
bRemmberPW = !bRemmberPW;
});
Storage.setBool('bRemmberPW', bRemmberPW);
},
child: Container(
alignment: Alignment(1, -1),
//width: 150,
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Container(
alignment: Alignment(0, 0),
height: 22,
width: 22,
padding: EdgeInsets.only(top: ScreenUtil().setHeight(3)),
// child: Checkbox(
// value: bRemmberPW,
// activeColor: Colors.blue,
// onChanged: (bool val) {
// this.setState(() {
// bRemmberPW = !bRemmberPW;
// });
// Storage.setBool('bRemmberPW', bRemmberPW);
// },
// ),
child: bRemmberPW
? Icon(Icons.check_box, color: Colors.blue)
: Icon(Icons.check_box_outline_blank, color: Colors.white),
),
SizedBox(width: ScreenUtil().setWidth(15)),
Text('记住密码', style: TextStyle(fontSize: 17, color: Colors.white)),
],
),
),
),
],
),
),
SizedBox(height: ScreenUtil().setHeight(48)),
InkWell(
onTap: doLogin,
child: Container(
alignment: Alignment(0, 0),
margin: EdgeInsets.all(5),
padding: EdgeInsets.all(5),
width: ScreenUtil().setWidth(999),
height: ScreenUtil().setHeight(126),
decoration: BoxDecoration(
color: Color.fromRGBO(23, 176, 91, 1), borderRadius: BorderRadius.circular(10)),
child: Text(
bPreLoading ? "加载中 . . ." : "登 录",
style: TextStyle(color: Colors.white, fontSize: 18),
),
),
),
// JdButton(
// height: 126,
// //JdText中已经使用ScreenUtil().setHeight(126)，此处不能传 ScreenUtil().setHeight(126) ，否则严重错位
// width: 999,
// text: "登 录",
// color: Color.fromRGBO(23, 176, 91, 1),
// onTop: doLogin,
// ),
],
),
),
);
}
}