pikapika/lib/basic/config/Authentication.dart

import 'dart:io';

import 'package:flutter/material.dart';
import 'package:pikapika/basic/config/Platform.dart';

import '../Common.dart';
import '../Method.dart';

const _propertyName = "authentication";
late bool _authentication;

Future<void> initAuthentication() async {
  _authentication =
      (await method.loadProperty(_propertyName, "false")) == "true";
}

bool currentAuthentication() {
  return _authentication;
}

Future<void> _chooseAuthentication(BuildContext context) async {
  if (await method.verifyAuthentication()) {
    String? result =
        await chooseListDialog<String>(context, "进入APP时验证身份", ["是", "否"]);
    if (result != null) {
      var target = result == "是";
      await method.saveProperty(_propertyName, "$target");
      _authentication = target;
    }
  }
}

Widget authenticationSetting() {
  if (Platform.isIOS) {
    return StatefulBuilder(
      builder: (BuildContext context, void Function(void Function()) setState) {
        return ListTile(
          title: const Text("进入APP时验证身份"),
          subtitle: Text(_authentication ? "是" : "否"),
          onTap: () async {
            await _chooseAuthentication(context);
            setState(() {});
          },
        );
      },
    );
  } else if (androidVersion >= 29) {
    return StatefulBuilder(
      builder: (BuildContext context, void Function(void Function()) setState) {
        return ListTile(
          title: const Text("进入APP时验证指纹(如果系统已经录入)"),
          subtitle: Text(_authentication ? "是" : "否"),
          onTap: () async {
            await _chooseAuthentication(context);
            setState(() {});
          },
        );
      },
    );
  }
  return Container();
}