import 'dart:io';

import 'package:device_info_plus/device_info_plus.dart';
import 'package:yumi/app/constants/sc_global_config.dart';
import 'package:yumi/shared/data_sources/sources/local/data_persistence.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:uuid/uuid.dart';

class SCDeviceIdUtils {
  static Future<void> initDeviceinfo() async {
    final info = await PackageInfo.fromPlatform();
    SCGlobalConfig.version = info.version;
    SCGlobalConfig.build = info.buildNumber;

    final processorCount = Platform.numberOfProcessors;

    if (Platform.isAndroid) {
      SCGlobalConfig.channel = "Google";
      final dev = await DeviceInfoPlugin().androidInfo;
      SCGlobalConfig.model = dev.model;
      SCGlobalConfig.sysVersion = dev.version.release;
      SCGlobalConfig.sdkInt = dev.version.sdkInt;
      SCGlobalConfig.applyDevicePerformanceProfile(
        isLowRamDevice: dev.isLowRamDevice,
        processorCount: processorCount,
      );
    } else if (Platform.isIOS) {
      SCGlobalConfig.channel = "AppStore";
      final dev = await DeviceInfoPlugin().iosInfo;
      SCGlobalConfig.model = dev.model;
      SCGlobalConfig.sysVersion = dev.systemVersion;
      SCGlobalConfig.applyDevicePerformanceProfile(
        isLowRamDevice: false,
        processorCount: processorCount,
      );
    }
  }

  // 获取持久化的唯一设备ID
  static Future<String> getDeviceId({bool forceRefresh = false}) async {
    // 如果强制刷新或配置中不存在，则重新生成
    if (forceRefresh || SCGlobalConfig.imei.isEmpty) {
      final newId = await _g();
      DataPersistence.setUniqueId(newId);
      SCGlobalConfig.imei = newId;
      return newId;
    }

    // 检查存储中的ID
    String storedId = DataPersistence.getUniqueId();
    if (storedId.isNotEmpty) {
      SCGlobalConfig.imei = storedId;
      return storedId;
    }

    // 生成新ID并存储
    final newId = await _g();
    DataPersistence.setUniqueId(newId);
    SCGlobalConfig.imei = newId;
    return newId;
  }

  // 生成组合唯一ID
  static Future<String> _g() async {
    final packageInfo = await PackageInfo.fromPlatform();
    // 生成新 UUID 并存储
    final newId = '${const Uuid().v4()}-${packageInfo.packageName}';
    DataPersistence.setUniqueId(newId);
    return newId;
  }
}