import 'dart:ui';

import 'package:device_info_plus/device_info_plus.dart';
import 'package:flutter/material.dart';

import 'package:get/get.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:plugin_basic/service/config_services_injection.dart';
import 'package:plugin_platform/engine/sp/sp_util.dart';
import 'package:shared/utils/device_utils.dart';
import 'package:shared/utils/log_utils.dart';
import 'package:shared/utils/screen_util.dart';

import '../constants/app_constant.dart';


/*
 * 获取并保存当前应用的信息。
 * 获取并保存当前设备的信息。
 */
class ConfigService extends GetxService {
  static ConfigService get to => Get.find();

  //选择的国家
  RxInt selectCountry = 0.obs;  //0 越南  1 新加坡  2 韩国

  // 设备信息
  /// android 设备信息
  AndroidDeviceInfo? androidDeviceInfo;

  /// ios 设备信息
  IosDeviceInfo? iosDeviceInfo;

  // 当前的languageCode
  Locale locale = PlatformDispatcher.instance.locale;
  PackageInfo? _appPackageInfo;

  String get version => _appPackageInfo?.version ?? '-';

  String get appName => _appPackageInfo?.appName ?? '-';

  String get packageName => _appPackageInfo?.packageName ?? '-';

  String get buildNumber => _appPackageInfo?.buildNumber ?? '-';

  final RxBool _isDarkModel = Get.isDarkMode.obs;

  // 是否是暗黑模式
  bool get isDarkModel => _isDarkModel.value;

  // 顶部安全距离(pt)
  double get safeAreaPaddingTop => _safeAreaPaddingTop!;

  // 底部安全距离(pt)
  double get safeAreaPaddingBottom => _safeAreaPaddingBottom!;

  double? _safeAreaPaddingTop;
  double? _safeAreaPaddingBottom;

  //屏幕大小
  Size? mSize;

  //密度
  double? mRatio;

  //设备像素px
  double? width;
  double? height;

  //设备宽高比，大于1.9是全面屏手机
  double whRatio = 1;

  //是否是全面屏设备（宽高比大于1.9）
  bool isFullScreenDevice = false;

  // 上下边距 （主要用于 刘海  和  内置导航键）
  double? topPadding;
  double? bottomPadding;
  double? textScaleFactor;

  Brightness? platformBrightness;
  EdgeInsets? viewInsets;
  EdgeInsets? padding;
  bool? alwaysUse24HourFormat;
  bool? accessibleNavigation;
  bool? invertColors;
  bool? disableAnimations;
  bool? boldText;
  Orientation? orientation;

  @override
  void onInit() {
    super.onInit();
  }

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

    //赋值选中的国家
    int country = SPUtil.getInt(AppConstant.storageSelectedCountry, defValue: 0) ?? 0;
    selectCountry.value = country;

    //打印应用与设备的信息
    getDeviceInfo();
    getAppInfos();

    //打印当前设备的一些Media信息
    getMediaInfo(context: Get.context!);
    paddingSizeTop(context: Get.context!);
    paddingSizeBottom(context: Get.context!);
  }

  // ServicesInjection 已经获取到了信息，直接赋值过来并打印当前的应用信息
  Future<void> getAppInfos() async {
    // package_info 插件获取到当前运行平台上App的包信息
    _appPackageInfo = ConfigServicesInjection.packageInfo;

    Log.d('package_info 插件获获取到的app【appName】$appName');
    Log.d('package_info 插件获获取到的app【packageName】$packageName');
    Log.d('package_info 插件获获取到的app【version】$version');
    Log.d('package_info 插件获获取到的app【buildNumber】$buildNumber');
  }

  // ServicesInjection 已经获取到了信息，直接赋值过来并打印当前的设备信息
  void getDeviceInfo() {
    if (DeviceUtils.isIOS) {
      iosDeviceInfo = ConfigServicesInjection.iosDeviceInfo;
      Log.d('device_info_plus插件获取到设备信息【iosDeviceInfo】$iosDeviceInfo');
    } else if (DeviceUtils.isAndroid) {
      androidDeviceInfo = ConfigServicesInjection.androidDeviceInfo;
      Log.d('device_info_plus插件获取到设备信息【androidDeviceInfo】$androidDeviceInfo');
    }
  }

  // 获取当前的languageCode
  void initLocale() {}

  // 更换当前的languageCode
  void onLocaleUpdate(Locale value) {
    locale = value;
    Get.updateLocale(value);
    Log.d('glabalService-app_config_service.dart-更换后的locale【locale】$locale');
  }

  // 切换主题模式 dark(暗黑)  /  light（明亮）
  Future<void> switchThemeModel() async {
    _isDarkModel.value = !_isDarkModel.value;
    // Get.changeTheme(
    //   _isDarkModel.value == true ? AppTheme.dark : AppTheme.light,
    // );
    await Future.delayed(const Duration(seconds: 1));
  }

  // 获取media相关信息
  void getMediaInfo({BuildContext? context}) {
    //屏幕大小
    mSize = MediaQuery.of(context!).size;
    //密度
    mRatio = MediaQuery.of(context).devicePixelRatio;
    //设备像素 px
    width = mSize!.width * mRatio!;
    height = mSize!.height * mRatio!;
    whRatio = (height ?? 1) / (width ?? 1);
    isFullScreenDevice = whRatio > 1.9;

    // 上下边距 （主要用于 刘海  和  内置导航键）
    topPadding = MediaQuery.of(context).padding.top;
    bottomPadding = MediaQuery.of(context).padding.bottom;
    textScaleFactor = MediaQuery.of(context).textScaleFactor;

    platformBrightness = MediaQuery.of(context).platformBrightness;
    viewInsets = MediaQuery.of(context).viewInsets;
    padding = MediaQuery.of(context).padding;
    alwaysUse24HourFormat = MediaQuery.of(context).alwaysUse24HourFormat;
    accessibleNavigation = MediaQuery.of(context).accessibleNavigation;
    invertColors = MediaQuery.of(context).invertColors;
    disableAnimations = MediaQuery.of(context).disableAnimations;
    boldText = MediaQuery.of(context).boldText;
    orientation = MediaQuery.of(context).orientation;
    final screenDensity = MediaQuery.devicePixelRatioOf(context);

    //初始化Flustarts工具类中 ScreenUtils 工具，可以设置设计稿的大小，可以选择性的使用 getAdapterSizeCtx 适配大小屏不同尺寸的展示
    setDesignWHD(375, 667, density: screenDensity);

    Log.d('service-app_config_service.dart---设备信息【MediaQuery.of(context)】:${MediaQuery.of(context)}');

    Log.d('service-app_config_service.dart---设备像素比dpr(物理像素/逻辑像素)【mRatio】:$mRatio');
    Log.d('service-app_config_service.dart--- ScreenUtil像素比: $screenDensity');

    Log.d('service-app_config_service.dart---逻辑像素pt【mSize.width * mSize.height】:${mSize!.width} x ${mSize!.height}');
    Log.d('service-app_config_service.dart---屏幕分辨率px(物理像素)【mSize.width * mRatio】 X 【mSize.height * mRatio】:$width x $height '
        '屏幕的宽高比：$whRatio');

    Log.d('service-app_config_service.dart---上边刘海(状态栏)【MediaQuery.of(context).padding.top】:$topPadding');
    Log.d('service-app_config_service.dart---下边导航【MediaQuery.of(context).padding.bottom】:$bottomPadding');

    Log.d('service-app_config_service.dart---textScaleFactor【MediaQuery.of(context).textScaleFactor】: $textScaleFactor');
    Log.d('service-app_config_service.dart---platformBrightness【MediaQuery.of(context).platformBrightness】: $platformBrightness');
    Log.d('service-app_config_service.dart---viewInsets【MediaQuery.of(context).viewInsets】: $viewInsets');
    Log.d('service-app_config_service.dart---padding【MediaQuery.of(context).padding】: $padding');
    Log.d('service-app_config_service.dart---alwaysUse24HourFormat: $alwaysUse24HourFormat');
    Log.d('service-app_config_service.dart---accessibleNavigation: $accessibleNavigation');
    Log.d('service-app_config_service.dart---invertColors: $invertColors');
    Log.d('service-app_config_service.dart---disableAnimations: $disableAnimations');
    Log.d('service-app_config_service.dart---boldText: $boldText');
    Log.d('service-app_config_service.dart---orientation: $orientation');
  }

  double paddingSizeBottom({required BuildContext context}) {
    final MediaQueryData data = MediaQuery.of(context);
    EdgeInsets padding = data.padding;
    padding = padding.copyWith(bottom: data.viewPadding.bottom);
    Log.d("glabalService-config.dart该设备底部的安全距离为----${padding.bottom}");
    _safeAreaPaddingBottom = padding.bottom;
    return padding.bottom;
  }

  double paddingSizeTop({required BuildContext context}) {
    final MediaQueryData data = MediaQuery.of(context);
    EdgeInsets padding = data.padding;
    padding = padding.copyWith(top: data.viewPadding.top);
    Log.d("glabalService-config.dart该设备顶部的安全距离为----${padding.top}");
    _safeAreaPaddingTop = padding.top;
    return padding.top;
  }

  int compareVersionNumbers(String version1, String version2) {
    List<int> v1 = version1.split('.').map(int.parse).toList();
    List<int> v2 = version2.split('.').map(int.parse).toList();

    int minLength = v1.length < v2.length ? v1.length : v2.length;

    for (int i = 0; i < minLength; i++) {
      if (v1[i] < v2[i]) {
        return -1; // version1 < version2
      } else if (v1[i] > v2[i]) {
        return 1;
      }
    }

    if (v1.length < v2.length) {
      return -1;
    } else if (v1.length > v2.length) {
      return 1; // version1 > version2
    }

    return 0; //version1 = version2
  }
}