app-starlock/star_lock/lib/mine/addLock/nearbyLock/nearbyLock_page.dart

import 'dart:convert';
import 'dart:typed_data';

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:flutter_reactive_ble/flutter_reactive_ble.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import '../../../appRouters.dart';
import '../../../app_settings/app_colors.dart';
import '../../../tools/appRouteObserver.dart';
import '../../../tools/titleAppBar.dart';
import '../../../translations/trans_lib.dart';
import 'nearbyLock_logic.dart';

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

  @override
  State<NearbyLockPage> createState() => _NearbyLockPageState();
}

class _NearbyLockPageState extends State<NearbyLockPage> with RouteAware {
  final logic = Get.put(NearbyLockLogic());
  final state = Get.find<NearbyLockLogic>().state;

  @override
  void initState() {
    // TODO: implement initState
    super.initState();

    print("NearbyLockLogic initState()");
  }

  @override
  Widget build(BuildContext context) {
    print("NearbyLockLogic build()");
    return Scaffold(
      backgroundColor: AppColors.mainBackgroundColor,
      appBar: TitleAppBar(
          barTitle: TranslationLoader.lanKeys!.nearbyLock!.tr,
          haveBack: true,
          backgroundColor: AppColors.mainColor,
        actionsList: [
          CupertinoActivityIndicator(radius: 18.w, color: Colors.white,),
          SizedBox(width: 30.w)
        ],
      ),
      body: Obx(() {
        return ListView.separated(
          itemCount: state.devices.length,
          itemBuilder: (c, index) {
            return nearbyLockItem('images/icon_lockGroup_item.png', state.devices[index], () {
              // Navigator.pushNamed(context, Routers.lockAddressPage);
              // logic.getPublicKey(state.devices[index].serviceUuids[0].toString());
              state.selectLockName.value = state.devices[index].name;
              // print("connect-lockId:${state.devices[index].id} deviceName:${state.devices[index].name}");
              logic.connect(state.devices[index].name);
              // Get.toNamed(Routers.lockAddressGaoDePage);
            });
          },
          separatorBuilder: (BuildContext context, int index) {
            return Divider(
              height: 1,
              color: AppColors.greyLineColor,
              indent: 20.w,
              endIndent: 0,
            );
          },
        );
      }),
    );
  }

  Widget nearbyLockItem(String lockTypeIcon, DiscoveredDevice discoveredDevice, Function() action ) {
    return GestureDetector(
      onTap: ((discoveredDevice.serviceUuids.isNotEmpty ? discoveredDevice.serviceUuids[0] : "").toString()[33] == "1") ? action : null,
      child: Column(
        // mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Container(
            height: 89.h,
            width: 1.sw,
            color: Colors.white,
            child: Row(
              children: [
                SizedBox(width: 20.w),
                Image.asset(
                  lockTypeIcon,
                  width: 56.w,
                  height: 56.w,
                ),
                SizedBox(width: 20.w),
                Column(
                  mainAxisAlignment: MainAxisAlignment.center,
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    // 第32、33两位00 表示休眠， 01表示唤醒
                    Text(discoveredDevice.name, style: TextStyle(fontSize: 20.sp, color: ((discoveredDevice.serviceUuids.isNotEmpty ? discoveredDevice.serviceUuids[0] : "").toString()[33] == "1") ? AppColors.blackColor : Colors.grey)),
                  ],
                ),
                SizedBox(
                  width: 10.w,
                ),
                Image.asset(
                  "images/mine/icon_mine_main_about.png",
                  width: 22.w,
                  height: 22.w,
                ),
                Expanded(child: SizedBox(width: 20.w)),
                Image.asset(
                  'images/main/icon_main_addLock.png',
                  width: 36.w,
                  height: 36.w,
                ),
                SizedBox(width: 30.w),
              ],
            ),
          ),
        ],
      ),
    );
  }

  @override
  void didChangeDependencies() {
    // TODO: implement didChangeDependencies
    super.didChangeDependencies();

    /// 路由订阅
    AppRouteObserver().routeObserver.subscribe(this, ModalRoute.of(context)!);
  }

  @override
  void dispose() {
    // TODO: implement dispose
    /// 取消路由订阅
    AppRouteObserver().routeObserver.unsubscribe(this);
    super.dispose();
    Get.log("NearbyLockLogic dispose()");
  }

  /// 从上级界面进入 当前界面即将出现
  @override
  void didPush() {
    super.didPush();
    Get.log("NearbyLockLogic didPush()");

    // state.ifCurrentScreen.value = true;
    // logic.startScanBlueList();
  }

  /// 返回上一个界面 当前界面即将消失
  @override
  void didPop() {
    super.didPop();
    Get.log("NearbyLockLogic didPop()");

    EasyLoading.isShow ? EasyLoading.dismiss() : null;

    state.ifCurrentScreen.value = false;
    logic.cancelBlueConnetctToastTimer();
    logic.stopScanBlueList();
  }

  /// 从下级返回 当前界面即将出现
  @override
  void didPopNext() {
    super.didPopNext();
    Get.log("NearbyLockLogic didPopNext()");

    state.ifCurrentScreen.value = true;
    logic.startScanBlueList();
  }

  /// 进入下级界面 当前界面即将消失
  @override
  void didPushNext() {
    super.didPushNext();
    Get.log("NearbyLockLogic didPushNext()");

    state.ifCurrentScreen.value = false;
    logic.cancelBlueConnetctToastTimer();
    logic.stopScanBlueList();
  }

}