pj_supermarket_cloud/lib/pages/panel/controller.dart

import 'dart:async';

import 'package:common_utils/common_utils.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:get/get.dart';

import 'package:pj_supermarket_cloud/common/index.dart';

class PanelController extends GetxController {
  PanelController();

  static const String _tag = "菜单页面 Controller";

  RxList<PanelItem> panelBtnList = <PanelItem>[
    PanelItem(title: "购买", visible: false, type: PanelType.supermarketOrder),
    PanelItem(title: "点餐", visible: false, type: PanelType.canteenOrder),
    PanelItem(title: "预定", visible: false, type: PanelType.canteenReserve),
    PanelItem(title: "核销", visible: false, type: PanelType.takeFood),
    PanelItem(title: "交易查询", visible: true, type: PanelType.orderHistory),
    PanelItem(title: "交易统计", visible: false, type: PanelType.canteenOrderTotal),
    PanelItem(title: "开卡管理", visible: true, type: PanelType.cardActive),
    PanelItem(title: "设置", visible: true, type: PanelType.setting),
    PanelItem(title: "退出登录", visible: true, type: PanelType.logout),
    // PanelItem(title: "测试", visible: true, type: PanelType.test),
  ].obs;

  final canteenMenus = [
    PanelType.canteenOrder,
    PanelType.takeFood,
    PanelType.canteenReserve,
    PanelType.canteenOrderTotal,
  ];

  final supermarketMenus = [
    PanelType.supermarketOrder,
    PanelType.takeFood,
  ];

  final appC = Get.find<AppControl>();

  late StreamSubscription mqUpdateListen;

  late StreamSubscription<GlobalRouter> routerBus;

  @override
  void onInit() async {
    super.onInit();
    // 更新菜单
    await _updateMenus();
    routerBus = GlobalRouteObserver.globalRouteObserverBus
        .on<GlobalRouter>()
        .listen((event) => _updateMenus());
    mqUpdateListen = appC.mqUpdateEventBus.on<MqtActionEnum>().listen(
      (event) async {
        if (event == MqtActionEnum.CONFIG) {
          EasyLoading.show(
            status: '配置修改中...',
            maskType: EasyLoadingMaskType.black,
          );
          try {
            await _updateMenus();
          } finally {
            EasyLoading.dismiss();
          }
        }
      },
    );
    logger.i("菜单页面 Controller 初始化完成");
  }

  @override
  void onReady() {
    super.onReady();
    _initData();
  }

  @override
  void onClose() {
    super.onClose();
    mqUpdateListen.cancel();
    routerBus.cancel();
  }

  _initData() async {
    update(["panel"]);
  }

  Future<void> doBtn(PanelType type) async {
    final isNetwork = AppNetworkTool.isAutoNetwork();
    // 业务页面统一装载在 /terminal 一级路由的内层 Navigator 中，
    // 通过 arguments 告知终端外壳首次应显示的二级工作区。
    void openTerminal(String route) =>
        Get.toNamed(RouteNames.terminal, arguments: route);
    switch (type) {
      case PanelType.supermarketOrder:
        if (!await _checkIsBind()) return;
        openTerminal(RouteNames.supermarketProduct);
        break;
      case PanelType.canteenOrder:
        if (!await _checkIsBind()) return;
        openTerminal(RouteNames.canteenProduct);
        break;
      case PanelType.canteenReserve:
        if (!await _checkIsBind()) return;
        if (!isNetwork) {
          Toast.error(msg: "请先连接网络");
          return;
        }
        openTerminal(RouteNames.canteenReserve);
        break;
      case PanelType.takeFood:
        if (!await _checkIsBind()) return;
        if (!isNetwork) {
          Toast.error(msg: "请先连接网络");
          return;
        }
        openTerminal(RouteNames.takeFood);
        break;
      case PanelType.orderHistory:
        if (!await _checkIsBind()) return;
        openTerminal(RouteNames.orderHistory);
        break;
      case PanelType.canteenOrderTotal:
        if (!await _checkIsBind()) return;
        if (!isNetwork) {
          Toast.error(msg: "请先连接网络");
          return;
        }
        openTerminal(RouteNames.canteenOrderTotal);
        break;
      case PanelType.setting:
        if (AppSysTool.isProd()) {
          final flag = await settingPasswordDialog(Get.context!);
          if (!flag) return;
        }
        openTerminal(RouteNames.setting);
        break;
      case PanelType.cardActive:
        if (!await _checkIsBind()) return;
        openTerminal(RouteNames.cardActive);
        break;
      case PanelType.logout:
        final isNetwork = AppNetworkTool.isAutoNetwork();
        if (isNetwork) {
          await AppSettingTool.setUserSetting(UserSetting());
        }
        // 已在登录页时不再重复跳转，避免登录页自我替换换出空表单实例。
        if (Get.currentRoute != RouteNames.login) {
          Get.offAndToNamed(RouteNames.login);
        }
        break;
      case PanelType.test:
        final qrData = "?action=hardQrCodePay&orderId=123&mchId=123";
        showQrCodeDialog(
          Get.context!,
          qrData: qrData,
          onFinished: () {},
        );
        break;
      default:
        break;
    }
  }

  Future<bool> _checkIsBind() async {
    final sysSetting = await AppSettingTool.getSysSetting();
    final id = sysSetting.serviceMerchantId;
    if (ObjectUtil.isEmpty(id)) {
      Toast.error(msg: "请前往设置绑定设备");
      return false;
    }
    return true;
  }

  Future<void> _updateMenus() async {
    final sysSetting = await AppSettingTool.getSysSetting();
    final sysType = sysSetting.sysType;
    for (final v in panelBtnList) {
      if (canteenMenus.contains(v.type) || supermarketMenus.contains(v.type)) {
        v.visible = false;
      }
    }
    for (final v in panelBtnList) {
      if (sysType == SysType.CANTEEN) {
        if (canteenMenus.contains(v.type)) {
          v.visible = true;
        }
      } else if (sysType == SysType.SUPERMARKET) {
        if (supermarketMenus.contains(v.type)) {
          v.visible = true;
        }
      }
    }
    panelBtnList.refresh();
  }
}