import 'package:badges/badges.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:hyzp_ybqx/pages/Login/FaceReg.dart';
import 'package:hyzp_ybqx/pages/Login/ModifyPassword.dart';
import 'package:hyzp_ybqx/services/Storage.dart';

import '../../components/commonFun.dart';
import '../../widget/JdButton.dart';

class page8_defaultMap extends StatefulWidget {
  page8_defaultMap({Key key}) : super(key: key);

  _LoginPageState createState() => _LoginPageState();
}

class _LoginPageState extends State<page8_defaultMap> {
  bool bSaveDefaultMap = false;
  String defaultMapName = '';

  dispose() {
    super.dispose();
  }

  @override
  void initState() {
    super.initState();
    init();
  }

  void init() async {
    // 从磁盘读取变量
    // 是否保存默认地图
    g_bSaveDefaultMap = await Storage.getBool('bSaveDefaultMap');
    g_bSaveDefaultMap = (null == g_bSaveDefaultMap) ? false : g_bSaveDefaultMap; // 默认不保存
    // 用户选择的默认地图名称
    g_defaultMapName = await Storage.getString('defaultMapName');
    g_defaultMapName = (null == g_defaultMapName) ? '' : g_defaultMapName; // 默认为空字符串

    bSaveDefaultMap = g_bSaveDefaultMap;
    // bSaveDefaultMap = false;
    // defaultMapName = g_defaultMapName;
    // defaultMapName = '高德地图';
    // defaultMapName = getMapChsName('amap');
    defaultMapName = getMapChsName(g_defaultMapName);
    setState(() {});
  }

  ////////
  static onNullFun() {}

  Widget _getListTile(
    title, {
    String leadPath = '',
    Color leadColor,
    Color textColor,
    onTapFun = onNullFun,
    onLongPressFun = onNullFun,
    size = 16.0,
    bool bBadge = false,
    Widget trailWidget = const Icon(Icons.arrow_forward_ios),
  }) {
    // print("_getListTile bSaveDefaultMap  = $bSaveDefaultMap "); // _getListTile bSaveDefaultMap  = false
    return Column(
      children: <Widget>[
        ListTile(
          leading: bBadge
              ? Badge(
                  position: BadgePosition.topEnd(top: -7, end: -12),
                  badgeContent: null,
                  child: Image.asset(
                    leadPath,
                    height: ScreenUtil().setHeight(78),
                    fit: BoxFit.fitHeight,
                    // color: leadColor,  // 无效
                  ),
                )
              : Image.asset(
                  leadPath,
                  height: ScreenUtil().setHeight(78),
                  fit: BoxFit.fitHeight,
                ),
          title: Text(title, style: TextStyle(fontSize: size, color: textColor)),
          trailing: trailWidget,
          contentPadding: EdgeInsets.symmetric(horizontal: 20.0, vertical: 0),
          enabled: true,
          onTap: onTapFun,
          onLongPress: onLongPressFun,
        ),
        Divider(
          height: 1.0,
        ),
      ],
    );
  }

  List<Widget> _listViewUser = [];

  Color _greenColor = Color.fromRGBO(36, 206, 192, 1); //绿色
  Color _deepBlueColor = Color.fromRGBO(79, 118, 230, 1); //深蓝
  Color _deepGreyColor = Color.fromRGBO(116, 139, 161, 1); //深灰
  Color _ligthBlueColor = Color.fromRGBO(80, 159, 245, 1); //亮蓝

  OnTap_FaceReg() async {
    Navigator.of(context).push(MaterialPageRoute(builder: (context) => FaceReg()));
  }

  OnTap_modify_password() {
    Navigator.of(context).push(MaterialPageRoute(builder: (context) => ModifyPassword()));
  }

  OnTap_Remind() {
    setState(() {
      bSaveDefaultMap = !bSaveDefaultMap;
      print("bSaveDefaultMap  = $bSaveDefaultMap");
    });
  }

  Widget getTextField() {
    return Container(
      width: ScreenUtil().setWidth(400),
      child: TextField(
        readOnly: !bSaveDefaultMap,
        focusNode: FocusNode(),
        textAlignVertical: TextAlignVertical(y: 1.0),
        controller: TextEditingController.fromValue(TextEditingValue(
            text: defaultMapName.toString(),
            // 保持光标在最后
            selection: TextSelection.fromPosition(TextPosition(
                affinity: TextAffinity.downstream, offset: defaultMapName.toString().length)))),
        maxLines: 1,
        keyboardType: TextInputType.text,
        decoration: InputDecoration(
          //contentPadding: EdgeInsets.only(bottom: 16),
          // hintText: widget.text,
          // border: OutlineInputBorder(
          //     borderRadius: BorderRadius.circular(30), borderSide: BorderSide.none),
          border: UnderlineInputBorder(borderSide: BorderSide(color: Colors.lightBlue)),
          focusedBorder: UnderlineInputBorder(borderSide: BorderSide(color: Colors.lightBlue)),
          enabledBorder: UnderlineInputBorder(borderSide: BorderSide(color: Colors.lightBlue)),
        ),
        onChanged: (v) {
          defaultMapName = v;
        },
      ),
    );
  }

  Widget getText(String text) {
    return Container(
      child: Text(text,
          style: TextStyle(
            fontSize: 16,
            color: Colors.blueAccent,
            fontWeight: FontWeight.bold,
            decoration: TextDecoration.underline,
          )),
    );
  }

  ////////

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: PreferredSize(
        preferredSize: Size.fromHeight(ScreenUtil().setHeight(173)), // 设置appBar高度
        // 设置appBar高度
        child: AppBar(
          automaticallyImplyLeading: false,
          centerTitle: true,
          titleSpacing: 0.0,
          //设置title的左边距
          flexibleSpace: Container(
            //SizedBox(height: ScreenUtil().statusBarHeight), //显示顶部状态栏
            // SizedBox(height: ScreenUtil().setHeight(10)), //显示顶部状态栏
            padding: EdgeInsets.only(top: ScreenUtil().statusBarHeight), //留出顶部状态栏高度
            child: Container(
              //height: ScreenUtil().setHeight(173),
              decoration: BoxDecoration(
                gradient: LinearGradient(
                  begin: Alignment.centerLeft,
                  end: Alignment.centerRight,
                  colors: [
                    Color.fromRGBO(12, 186, 156, 1),
                    Color.fromRGBO(39, 127, 235, 1),
                  ],
                ),
              ),
              // decoration: BoxDecoration(
              //   gradient: LinearGradient(colors: [
              //     Color(0xFF0018EB),
              //     Color(0xFF01C1D9),
              //   ], begin: Alignment.bottomCenter, end: Alignment.topCenter),
              // ),
            ),
          ),
          title: Padding(
            padding: EdgeInsets.only(left: 0, right: 0),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.start,
              children: [
                getIconAndTextButton(
                  iconColor: Colors.white,
                  iconData: Icons.chevron_left_outlined,
                  onPress: () {
                    Navigator.pop(context);
                  },
                ),
                Expanded(
                  child: Text("默认导航设置",
                      style: TextStyle(color: Colors.white, fontSize: 20),
                      textAlign: TextAlign.center,
                      overflow: TextOverflow.ellipsis),
                ),
                SizedBox(width: 50),
              ],
            ),
          ),
        ),
      ),
      body: Container(
        padding: EdgeInsets.only(top: 30, bottom: 20, left: 20, right: 20),
        child: ListView(
          children: [
            Center(
              child: Container(
                margin: EdgeInsets.only(top: 30),
                height: ScreenUtil().setWidth(160),
                width: ScreenUtil().setWidth(160),
                //child: Image.asset('assets/images/user.png', fit: BoxFit.cover),
                child: Image.asset('assets/images/ybsthbj.png', fit: BoxFit.fitHeight),
              ),
            ),
            SizedBox(height: 50),
            _getListTile('保存默认导航地图',
                leadPath: 'assets/images/地图选中.png',
                leadColor: _deepGreyColor,
                // textColor: bSaveDefaultMap ? Colors.blue : null,
                onTapFun: OnTap_Remind,
                trailWidget: bSaveDefaultMap
                    ? Icon(Icons.check_box, color: Colors.blue)
                    : Icon(Icons.check_box_outline_blank, color: Colors.blueAccent)),
            _getListTile('已选默认导航地图：',
                leadPath: 'assets/images/用户选择.png',
                leadColor: _deepBlueColor,
                trailWidget: getText(defaultMapName)),
            SizedBox(height: 60),
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceAround,
              children: [
                JdButton(
                  height: 128,
                  width: 282,
                  //height: 126,
                  text: "确认",
                  color: Colors.blueAccent,
                  onTop: () async {
                    g_bSaveDefaultMap = bSaveDefaultMap;
                    await Storage.setBool('bSaveDefaultMap', g_bSaveDefaultMap);
                    if (!g_bSaveDefaultMap) {
                      await Storage.setString('defaultMapName', '');
                    }
                    Navigator.pop(context);
                  },
                ),
                JdButton(
                  height: 128,
                  width: 282,
                  //height: 126,
                  text: "取消",
                  color: Colors.blueAccent,
                  onTop: () {
                    Navigator.pop(context);
                  },
                )
              ],
            ),
          ],
        ),
      ),
    );
  }
}