import 'dart:async';
import 'dart:convert';
import 'dart:io';
import 'dart:ui';
import 'package:device_info_plus/device_info_plus.dart';
import 'package:jailbreak_root_detection/jailbreak_root_detection.dart';
import 'package:sefer_driver/constant/box_name.dart';
import 'package:sefer_driver/constant/colors.dart';
import 'package:sefer_driver/constant/links.dart';
import 'package:sefer_driver/controller/functions/crud.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:url_launcher/url_launcher.dart';
import '../../constant/info.dart';
import '../../main.dart';
import 'encrypt_decrypt.dart';

Future<void> checkForUpdate(BuildContext context) async {
  final packageInfo = await PackageInfo.fromPlatform();
  final currentVersion = packageInfo.buildNumber;
  final version = packageInfo.version;
  // print('currentVersion is : $currentVersion');
  // Fetch the latest version from your server
  String latestVersion = await getPackageInfo();
  box.write(BoxName.packagInfo, version);

  if (latestVersion.isNotEmpty && latestVersion != currentVersion) {
    showUpdateDialog(context);
  }
}

Future<String> getPackageInfo() async {
  final response = await CRUD().get(link: AppLink.packageInfo, payload: {
    "platform": Platform.isAndroid ? 'android' : 'ios',
    "appName": AppInformation.appVersion,
  });

  if (response != 'failure') {
    return jsonDecode(response)['message'][0]['version'];
  }
  return '';
}

void showUpdateDialog(BuildContext context) {
  final String storeUrl = Platform.isAndroid
      ? 'https://play.google.com/store/apps/details?id=com.sefer_driver'
      : 'https://apps.apple.com/ae/app/sefer-driver/id6502189302';

  showGeneralDialog(
    context: context,
    barrierDismissible: false,
    barrierColor: Colors.black.withOpacity(0.5),
    pageBuilder: (_, __, ___) {
      return BackdropFilter(
        filter: ImageFilter.blur(sigmaX: 5, sigmaY: 5),
        child: Center(
          child: AlertDialog(
            // Using AlertDialog for a more Material Design look
            shape: RoundedRectangleBorder(
                borderRadius:
                    BorderRadius.circular(16)), // More rounded corners
            elevation: 4, // Add a bit more elevation
            contentPadding: EdgeInsets.zero, // Remove default content padding
            content: Column(
              mainAxisSize: MainAxisSize.min,
              children: [
                Padding(
                  padding: const EdgeInsets.only(top: 20.0),
                  child: Image.asset(
                    'assets/images/logo.png',
                    height: 72, // Slightly larger logo
                    width: 72,
                  ),
                ),
                const SizedBox(height: 16),
                Padding(
                  padding: const EdgeInsets.symmetric(horizontal: 24.0),
                  child: Text(
                    'Update Available'.tr,
                    textAlign: TextAlign.center,
                    style: Theme.of(context).textTheme.titleLarge?.copyWith(
                          // Use theme's title style
                          fontWeight: FontWeight.bold,
                        ),
                  ),
                ),
                Padding(
                  padding: const EdgeInsets.all(24.0),
                  child: Text(
                    'A new version of the app is available. Please update to the latest version.'
                        .tr, // More encouraging message
                    textAlign: TextAlign.center,
                    style: Theme.of(context).textTheme.bodyMedium?.copyWith(
                          // Use theme's body style
                          color: Colors.black87,
                        ),
                  ),
                ),
                const Divider(height: 0),
                Row(
                  children: [
                    Expanded(
                      child: TextButton(
                        // Using TextButton for "Cancel"
                        onPressed: () => Navigator.pop(context),
                        style: TextButton.styleFrom(
                          foregroundColor: Colors.grey,
                          shape: const RoundedRectangleBorder(
                            borderRadius: BorderRadius.only(
                              bottomLeft: Radius.circular(16),
                            ),
                          ),
                        ),
                        child: Text('Cancel'.tr),
                      ),
                    ),
                    const SizedBox(
                      height: 48,
                      child: VerticalDivider(width: 0), // Using VerticalDivider
                    ),
                    Expanded(
                      child: ElevatedButton(
                        // Using ElevatedButton for "Update"
                        onPressed: () async {
                          if (await canLaunchUrl(Uri.parse(storeUrl))) {
                            await launchUrl(Uri.parse(storeUrl));
                          }
                          if (context.mounted) Navigator.pop(context);
                        },
                        style: ElevatedButton.styleFrom(
                          backgroundColor: AppColor
                              .primaryColor, // Use theme's primary color
                          foregroundColor: Theme.of(context)
                              .colorScheme
                              .onPrimary, // Use theme's onPrimary color
                          shape: const RoundedRectangleBorder(
                            borderRadius: BorderRadius.only(
                              bottomRight: Radius.circular(16),
                            ),
                          ),
                        ),
                        child: Text('Update'.tr),
                      ),
                    ),
                  ],
                ),
              ],
            ),
          ),
        ),
      );
    },
    transitionBuilder: (_, animation, __, child) {
      return ScaleTransition(
        scale: CurvedAnimation(
          parent: animation,
          curve: Curves.easeOutCubic, // More natural curve
        ),
        child: child,
      );
    },
  );
}

getDeviceFingerprint() async {
  final deviceInfo = await DeviceInfoPlugin().deviceInfo;
  var deviceData;

  if (Platform.isAndroid) {
    deviceData = deviceInfo.data;
  } else if (Platform.isIOS) {
    deviceData = deviceInfo.data;
  }

  final String deviceId =
      deviceData['androidId'] ?? deviceData['identifierForVendor'];
  final String deviceModel = deviceData['model'];
  final String osVersion = deviceData['systemVersion'];

  return EncryptionHelper.instance
      .encryptData('${deviceId}_${deviceModel}_$osVersion');
}

class SecurityHelper {
  /// Performs security checks and handles potential risks
  static Future<void> performSecurityChecks() async {
    bool isNotTrust = false;
    bool isJailBroken = false;
    bool isRealDevice = true;
    bool isOnExternalStorage = false;
    bool checkForIssues = false;
    bool isDevMode = false;
    bool isTampered = false;
    String bundleId = "";

    try {
      isNotTrust = await JailbreakRootDetection.instance.isNotTrust;
      isJailBroken = await JailbreakRootDetection.instance.isJailBroken;
      isRealDevice = await JailbreakRootDetection.instance.isRealDevice;
      isOnExternalStorage =
          await JailbreakRootDetection.instance.isOnExternalStorage;

      List<JailbreakIssue> issues =
          await JailbreakRootDetection.instance.checkForIssues;
      checkForIssues = issues.isNotEmpty;

      isDevMode = await JailbreakRootDetection.instance.isDevMode;

      // Get Bundle ID
      PackageInfo packageInfo = await PackageInfo.fromPlatform();
      bundleId = packageInfo.packageName;
      if (bundleId.isNotEmpty) {
        // Pass the CORRECT bundle ID to isTampered
        isTampered = await JailbreakRootDetection.instance.isTampered(bundleId);
      }
    } catch (e) {
      debugPrint("Error during security checks: $e");
      // Consider handling specific exceptions, not just general errors.
    }

    // Save values to storage (using GetStorage)
    await box.write('isNotTrust', isNotTrust); // Use await for write operations
    await box.write('isTampered', isTampered); // Use await
    await box.write('isJailBroken', isJailBroken); // Use await

    // debugPrint("Security Check Results:");
    // debugPrint("isNotTrust: $isNotTrust");
    // debugPrint("isJailBroken: $isJailBroken");
    // debugPrint("isRealDevice: $isRealDevice");
    // debugPrint("isOnExternalStorage: $isOnExternalStorage");
    // debugPrint("checkForIssues: $checkForIssues");
    // debugPrint("isDevMode: $isDevMode");
    // debugPrint("isTampered: $isTampered");
    // debugPrint("Bundle ID: $bundleId"); // Print the bundle ID

    // Check for security risks and potentially show a warning
    if (isJailBroken || isRealDevice == false || isTampered) {
      //  print("security_warning".tr);  //using easy_localization
      // Use a more robust approach to show a warning, like a dialog:
      _showSecurityWarning();
    }
  }

  /// Deletes all app data
  static Future<void> clearAllData() async {
    //await storage.deleteAll(); //  What's 'storage'?  Be specific.  Likely GetStorage as well.
    await box.erase(); // Clear GetStorage data
    exit(0); // This will terminate the app. Be VERY careful with this.
  }

  // static void _showSecurityWarning() {
  //   // Show a dialog, navigate to an error screen, etc.
  //   // Example using Get.dialog (if you use GetX):
  //
  //   Get.dialog(
  //     AlertDialog(
  //       title: Text("Security Warning".tr), // Or use localized string
  //       content: Text(
  //           "Potential security risks detected.  The application may not function correctly."
  //               .tr), //Or use localized string
  //       actions: [
  //         TextButton(
  //           onPressed: () async {
  //             await storage.deleteAll();
  //             await box.erase();
  //             Get.back(); // Close the dialog
  //             // Or, if you really must, exit the app (but give the user a chance!)
  //             exit(0);
  //           },
  //           child: Text("OK"), // Or use a localized string
  //         ),
  //       ],
  //     ),
  //     barrierDismissible: false, // Prevent closing by tapping outside
  //   );
  // }
  static void _showSecurityWarning() {
    // Use an RxInt to track the remaining seconds.  This is the KEY!
    RxInt secondsRemaining = 10.obs;

    Get.dialog(
      CupertinoAlertDialog(
        title: Text("Security Warning".tr),
        content: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            Obx(() => Text(
                  "Potential security risks detected. The application will close in @seconds seconds."
                      .trParams({
                    // Use trParams for placeholders
                    'seconds': secondsRemaining.value.toString(),
                  }),
                  // Wrap the Text widget in Obx
                )),
            SizedBox(height: 24), // More spacing before the progress bar
            Obx(() => SizedBox(
                width: double.infinity, // Make progress bar full width
                child: CupertinoActivityIndicator(
                  // in case of loading
                  radius: 15,
                  animating: true,
                ))),
            SizedBox(height: 8),
            Obx(() => ClipRRect(
                  borderRadius: BorderRadius.circular(8), // Rounded corners
                  child: LinearProgressIndicator(
                    value: secondsRemaining.value / 10,
                    backgroundColor: Colors.grey.shade300, // Lighter background
                    valueColor: AlwaysStoppedAnimation<Color>(
                        CupertinoColors.systemRed), // iOS-style red
                    minHeight: 8, // Slightly thicker progress bar
                  ),
                )),
          ],
        ),
      ),
      barrierDismissible: false,
    );

    Timer.periodic(Duration(seconds: 1), (timer) {
      secondsRemaining.value--;
      if (secondsRemaining.value <= 0) {
        timer.cancel();
        // Get.back();
        _clearDataAndExit();
      }
    });
  }

  static Future<void> _clearDataAndExit() async {
    await storage.deleteAll();
    await box.erase();
    exit(0); // Exit the app
    print('exit');
  }
}