app-starlock/star_lock/lib/main/lockDetail/lcokSet/faceUnlock/faceUnlock_page.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:star_lock/tools/custom_bottom_sheet.dart';

import '../../../../app_settings/app_colors.dart';
import '../../../../tools/commonItem.dart';
import '../../../../tools/titleAppBar.dart';

class FaceUnlockPage extends StatefulWidget {
  const FaceUnlockPage({Key? key}) : super(key: key);

  @override
  State<FaceUnlockPage> createState() => _FaceUnlockPageState();
}

class _FaceUnlockPageState extends State<FaceUnlockPage> {
  bool faceOn = false; //面容开锁
  bool autoBright = false; //自动亮屏
  String senseDistance = '远距离'; //感应距离
  String antiMisoperation = '关闭'; //防误开
  List<String> senseDistanceList = ['远距离', '近距离'];
  List<String> antiMisoperationList = ['关闭', '5秒', '10秒', '15秒', '30秒', '60秒'];

  //高亮样式
  final TextStyle titleStyle = TextStyle(
      color: Colors.black, fontSize: 24.sp, fontWeight: FontWeight.w500);
  //默认样式
  final TextStyle subTipsStyle =
      TextStyle(color: AppColors.placeholderTextColor, fontSize: 22.sp);

  late InlineSpan tipsPreviewSpan = TextSpan(children: [
    TextSpan(text: '添加和使用面容开锁时：\n', style: titleStyle),
    TextSpan(
        text:
            '\n1、请尽量保持单人在门前操作；\n2、请站立在门锁正前方约0.5~0.8米，面向门锁；\n3、请保持脸部无遮挡，露出五官；\n4、面容识别异常时，可触摸数字键盘任意按键，手动重启人脸识别。',
        style: subTipsStyle),
  ]);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        backgroundColor: Colors.white,
        appBar: TitleAppBar(
            barTitle: '面容开锁设置',
            haveBack: true,
            backgroundColor: AppColors.mainColor),
        body: Column(
          children: [
            CommonItem(
                leftTitel: '面容开锁',
                rightTitle: "",
                isHaveLine: true,
                isHaveRightWidget: true,
                rightWidget:
                    SizedBox(width: 60.w, height: 50.h, child: _switch(1))),
            CommonItem(
                leftTitel: '自动亮屏',
                rightTitle: "",
                isHaveLine: true,
                isHaveRightWidget: true,
                rightWidget:
                    SizedBox(width: 60.w, height: 50.h, child: _switch(2))),
            _buildSubTitleItem(
                '感应距离', '感应到门前约1.5米有人时，将自动启动面部识别开锁。', senseDistance, () {
              _openBottomItemSheet(senseDistanceList, 0);
            }),
            SizedBox(
              height: 30.h,
            ),
            _buildSubTitleItem('防误开', '防误开已关闭，关门后仍可使用面容开锁', antiMisoperation,
                () {
              _openBottomItemSheet(antiMisoperationList, 1);
            }),
            Expanded(
                child: SizedBox(
              height: 30.h,
            )),
            _buildTipsView(),
            SizedBox(
              height: 60.h,
            )
          ],
        ));
  }

  Widget _buildSubTitleItem(
      String leftStr, String subTitle, String rightStr, Function()? action) {
    return GestureDetector(
      onTap: action,
      child: Container(
        margin: EdgeInsets.only(left: 20.sp, right: 20.sp, top: 20.h),
        child: Row(
          mainAxisAlignment: MainAxisAlignment.start,
          children: [
            SizedBox(
              width: 20.w,
            ),
            Expanded(
                child: Column(
              mainAxisAlignment: MainAxisAlignment.start,
              children: [
                Container(
                  alignment: Alignment.centerLeft,
                  child: Text(
                    leftStr,
                    style: TextStyle(fontSize: 24.sp, color: Colors.black),
                  ),
                ),
                SizedBox(
                  height: 10.h,
                ),
                Container(
                  alignment: Alignment.centerLeft,
                  child: Text(
                    subTitle,
                    maxLines: 2,
                    overflow: TextOverflow.ellipsis,
                    style: TextStyle(
                        fontSize: 20.sp, color: AppColors.btnDisableColor),
                  ),
                )
              ],
            )),
            SizedBox(
              width: 20.w,
            ),
            Text(
              rightStr,
              style: TextStyle(
                  fontSize: 22.sp, color: AppColors.darkGrayTextColor),
            ),
            SizedBox(
              width: 10.w,
            ),
            Image.asset(
              'images/icon_right_grey.png',
              width: 12.w,
              height: 21.w,
            )
          ],
        ),
      ),
    );
  }

  Widget _buildTipsView() {
    return Container(
      width: ScreenUtil().screenWidth - 40.w,
      margin: EdgeInsets.only(left: 20.w, right: 20.w, bottom: 10.h),
      decoration: BoxDecoration(
        color: AppColors.mainBackgroundColor,
        borderRadius: BorderRadius.circular(10.0),
      ),
      child: Padding(
          padding:
              EdgeInsets.only(left: 20.w, top: 30.h, bottom: 40.h, right: 15.w),
          child: RichText(text: tipsPreviewSpan)),
    );
  }

  CupertinoSwitch _switch(int getIndex) {
    return CupertinoSwitch(
      activeColor: CupertinoColors.activeBlue,
      trackColor: CupertinoColors.systemGrey5,
      thumbColor: CupertinoColors.white,
      value: getIndex == 1 ? faceOn : autoBright,
      onChanged: (value) {
        setState(() {
          if (getIndex == 1) {
            faceOn = value;
          } else {
            autoBright = value;
          }
        });
      },
    );
  }

  Future _openBottomItemSheet(
      List<String> bottomItemList, int clickIndex) async {
    showModalBottomSheet(
        context: context,
        shape: RoundedRectangleBorder(
            borderRadius: BorderRadiusDirectional.circular(10)),
        builder: (BuildContext context) {
          return AlertBottomWidget(
            topTitle: '',
            items: bottomItemList,
            chooseCallback: (value) {
              if (clickIndex == 0) {
                //感应距离
                senseDistance = senseDistanceList[value];
              } else if (clickIndex == 1) {
                //防误开
                antiMisoperation = antiMisoperationList[value];
              }

              setState(() {});
            },
          );
        });
  }
}