VitalApp/lib/architecture/app_parameters.dart

import 'dart:convert';

import 'package:fis_common/logger/logger.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/services.dart';

/// 应用参数(随编译引入)
class AppParameters {
  static const _path = "assets/app_params.json";
  static late final AppParameterDataModel _data;
  static bool _hasLoaded = false;

  /// 数据内容
  static AppParameterDataModel get data => _data;

  /// 加载预置参数数据
  static Future<void> load() async {
    if (_hasLoaded) return;
    try {
      final dynamic jsonMap;
      final json = await rootBundle.loadString(_path, cache: false);
      jsonMap = jsonDecode(json);
      _data = AppParameterDataModel.fromJson(jsonMap);
    } catch (e) {
      logger.e("Load AppConfig error.", e);
      _data = AppParameterDataModel();
    }
    _hasLoaded = true;
  }
}

class AppParameterDataModel {
  // ignore: constant_identifier_names
  static const C_DEFAULT_GATEWAY =
      "https://platform.xinglinghui.com:9400"; // TODO:
  static const C_HOME_PAGE_URL = "http://192.168.6.80:8408"; // TODO:
  static const C_LOCAL_STATION = false;
  static const C_PURE_SOFTWAREMODE = false;
  static const C_EXCEL_IMPORTURL = "https://platform.xinglinghui.com:9314";

  AppParameterDataModel({
    this.serverGateway = C_DEFAULT_GATEWAY,
    this.homePageUrl = C_HOME_PAGE_URL,
    this.isLocalStation = C_LOCAL_STATION,
    this.isPureSoftwareMode = C_PURE_SOFTWAREMODE,
    this.excelImportUrl = C_EXCEL_IMPORTURL,
  });

  factory AppParameterDataModel.fromJson(Map<String, dynamic> map) {
    final homePageUrl = map['home_page_url'] ?? C_HOME_PAGE_URL;
    final isLocalStation = map['local_station'] ?? C_LOCAL_STATION;
    final isPureSoftwareMode =
        kIsWeb && (map['pure_software_mode'] ?? C_PURE_SOFTWAREMODE);
    final serverGetway = isLocalStation
        ? map['server_local_gateway']
        : map['server_gateway'] ?? C_DEFAULT_GATEWAY;
    final excelImportUrl = map["excel_import_url"] ?? C_EXCEL_IMPORTURL;

    return AppParameterDataModel(
      serverGateway: serverGetway,
      homePageUrl: homePageUrl,
      isLocalStation: isLocalStation,
      isPureSoftwareMode: isPureSoftwareMode,
      excelImportUrl: excelImportUrl,
    );
  }

  String serverGateway;
  String homePageUrl;

  ///Excel 导入站点
  String excelImportUrl;

  ///是否本地工作站，默认false,如果设置为true,将会在App启动时轮询调用成功Server的接口才会进行登录，否则将会一直处于Splash页面
  bool isLocalStation;

  ///是否纯软件模式，目前仅在web和Windows下使用
  bool isPureSoftwareMode;
}