app/lib/paegs/mine_page/set_page/change_password_page.dart

import 'package:bbyyy/https/MyDio.dart';
import 'package:bbyyy/my_tools/easy_loading/easy_loading.dart';
import 'package:bbyyy/my_tools/global.dart';
import 'package:bbyyy/my_tools/my_apis.dart';
import 'package:bbyyy/my_tools/my_colors.dart';
import 'package:bbyyy/my_tools/my_cookie.dart';
import 'package:bbyyy/my_tools/my_tools.dart';
import 'package:bbyyy/my_tools/my_views.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_svg/svg.dart';

class ChangePasswordPage extends StatefulWidget {
  @override
  _ChangePasswordPageState createState() => _ChangePasswordPageState();
}

class _ChangePasswordPageState extends State<ChangePasswordPage> {
  TextEditingController oldPW = TextEditingController();
  TextEditingController newPW = TextEditingController();
  bool seeOldPW = true;
  bool seeNewPW = true;

  @override
  Widget build(BuildContext context) {
    return GestureDetector(
      onTap: (){
        MyTools().hideKeyboard(context);
      },
      behavior: HitTestBehavior.translucent,
      child: Scaffold(
        body: Column(
          children: [
            MyViews().myAppBar('修改密码', context, []),
            Expanded(
              child: SingleChildScrollView(
                child: Column(
                  children: [
                    Container(
                      child: Column(
                        children: [
                          Container(
                            child: Row(
                              children: [
                                MyViews().myText('旧密码', MyColors.c333333, 16),
                                Expanded(
                                    child: TextField(
                                  controller: oldPW,
                                  cursorColor: MyColors.cFF4233,
                                  textAlign: TextAlign.end,
                                  cursorWidth: 1.0,
                                  decoration: InputDecoration(
                                    border: InputBorder.none,
                                    disabledBorder: InputBorder.none,
                                    enabledBorder: InputBorder.none,
                                    focusedBorder: InputBorder.none,
                                    isDense: true,
                                    hintText: '请输入旧密码',
                                    hintStyle: TextStyle(
                                        color: MyColors.c999999, fontSize: 16),
                                    contentPadding: const EdgeInsets.fromLTRB(
                                        14, 4.5, 8, 4.5),
                                  ),
                                  maxLines: 1,
                                  style: TextStyle(
                                      color: MyColors.c333333,
                                      fontSize: 16,
                                      height: 1.3,
                                      letterSpacing: 0.2),
                                  keyboardType: TextInputType.visiblePassword,
                                  obscureText: seeOldPW,
                                  onChanged: (t) {},
                                )),
                                GestureDetector(
                                  onTap: () {
                                    setState(() {
                                      seeOldPW = !seeOldPW;
                                    });
                                  },
                                  behavior: HitTestBehavior.translucent,
                                  child: Container(
                                    height: 35,
                                    width: 35,
                                    padding: EdgeInsets.all(6.5),
                                    child: SvgPicture.asset(seeOldPW
                                        ? 'images/svg/不显示.svg'
                                        : 'images/svg/显示.svg',color: MyColors.c333333,),
                                  ),
                                ),
                              ],
                            ),
                            padding:
                                EdgeInsets.symmetric(horizontal: 15, vertical: 8),
                          ),
                          Container(
                            height: 0.5,
                            color: MyColors.cEFEFEF,
                          ),
                          Container(
                            child: Row(
                              children: [
                                MyViews().myText('新密码', MyColors.c333333, 16),
                                Expanded(
                                    child: TextField(
                                  controller: newPW,
                                  cursorColor: MyColors.cFF4233,
                                  textAlign: TextAlign.end,
                                  cursorWidth: 1.0,
                                  decoration: InputDecoration(
                                    border: InputBorder.none,
                                    disabledBorder: InputBorder.none,
                                    enabledBorder: InputBorder.none,
                                    focusedBorder: InputBorder.none,
                                    isDense: true,
                                    hintText: '请输入新密码',
                                    hintStyle: TextStyle(
                                        color: MyColors.c999999, fontSize: 16),
                                    contentPadding: const EdgeInsets.fromLTRB(
                                        14, 4.5, 8, 4.5),
                                  ),
                                  maxLines: 1,
                                  style: TextStyle(
                                      color: MyColors.c333333,
                                      fontSize: 16,
                                      height: 1.3,
                                      letterSpacing: 0.2),
                                  keyboardType: TextInputType.visiblePassword,
                                  obscureText: seeNewPW,
                                  onChanged: (t) {},
                                )),
                                GestureDetector(
                                  onTap: () {
                                    setState(() {
                                      seeNewPW = !seeNewPW;
                                    });
                                  },
                                  behavior: HitTestBehavior.translucent,
                                  child: Container(
                                    height: 35,
                                    width: 35,
                                    padding: EdgeInsets.all(6.5),
                                    child: SvgPicture.asset(seeNewPW
                                        ? 'images/svg/不显示.svg'
                                        : 'images/svg/显示.svg',color: MyColors.c333333,),
                                  ),
                                ),
                              ],
                            ),
                            padding:
                                EdgeInsets.symmetric(horizontal: 15, vertical: 8),
                          ),
                        ],
                      ),
                      color: Colors.white,
                      margin: EdgeInsets.only(top: 10),
                    ),
                    GestureDetector(
                      onTap: () {
                        changePassword();
                      },
                      behavior: HitTestBehavior.translucent,
                      child: Container(
                        color: Colors.white,
                        height: 50,
                        margin: EdgeInsets.only(top: 10),
                        child: MyViews().myText('确认', MyColors.cFF4233, 16),
                        alignment: Alignment.center,
                      ),
                    )
                  ],
                ),
              ),
            ),
          ],
        ),
      ),
    );
  }

  void changePassword() {
    if (oldPW.text.isEmpty) {
      showToast('请填写旧密码');
      return;
    }
    if (newPW.text.isEmpty) {
      showToast('请填写新密码');
      return;
    }
    // if (oldPW.text.toString() == newPW.text.toString()) {
    //   showToast('新密码不能与旧密码一致');
    //   return;
    // }
    EasyLoading.show();
    MyDio().post(MyApis.getApi('changePwd'), {
      'old_password': MyTools.base64Encode(oldPW.text),
      'new_password': MyTools.base64Encode(newPW.text),
    }, (response, hasError) {
      if (!hasError) {
        showToast('修改成功');
        MyCookie().clean();
        navigatorKey.currentState.pushNamedAndRemoveUntil('/loginPage', ModalRoute.withName("/loginPage"));
      }
    }, (error) {});
  }
}