import 'package:diplomaticquarterapp/analytics/analytic-events.dart';
import 'package:diplomaticquarterapp/analytics/flows/advance_payments.dart';
import 'package:diplomaticquarterapp/analytics/flows/appointments.dart';
import 'package:diplomaticquarterapp/analytics/flows/error_tracking.dart';
import 'package:diplomaticquarterapp/analytics/flows/hamburger_menu.dart';
import 'package:diplomaticquarterapp/analytics/flows/live_care.dart';
import 'package:diplomaticquarterapp/analytics/flows/login_registration.dart';
import 'package:diplomaticquarterapp/analytics/flows/offers_promotions.dart';
import 'package:diplomaticquarterapp/analytics/flows/todo_list.dart';
import 'package:diplomaticquarterapp/models/Authentication/authenticated_user.dart';
import 'package:diplomaticquarterapp/routes.dart';
import 'package:diplomaticquarterapp/services/permission/permission_service.dart';
import 'package:diplomaticquarterapp/uitl/utils.dart';
import 'package:diplomaticquarterapp/widgets/transitions/fade_page.dart';
import 'package:firebase_analytics/firebase_analytics.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:geocoding/geocoding.dart';
import 'package:geolocator/geolocator.dart';

import 'flows/app_nav.dart';
import 'flows/hmg_services.dart';

typedef GALogger = Function(String name, {Map<String, dynamic> parameters});

var _analytics = FirebaseAnalytics.instance;

_logger(String name, {Map<String, dynamic>? parameters}) async {
  // return;
  if (name != null && name.isNotEmpty) {
    if (name.contains(' ')) name = name.replaceAll(' ', '_');

    // To LowerCase
    if (parameters != null && parameters.isNotEmpty)
      parameters = parameters.map((key, value) {
        final key_ = key.toLowerCase();
        var value_ = value;
        if (value is String) value_ = value.toLowerCase();
        return MapEntry(key_, value_);
      });

    try {
      _analytics.logEvent(name: name.trim().toLowerCase(), parameters: parameters).then((value) {
        // debugPrint('SUCCESS: Google analytics event "$name" sent with parameters $parameters');
      }).catchError((error) {
        // debugPrint('ERROR: Google analytics event "$name" sent failed');
      });
    } catch (e) {
      print(e);
    }
  }
}

class GAnalytics {
  static String? TREATMENT_TYPE;
  static String? APPOINTMENT_DETAIL_FLOW_TYPE;
  static String? PAYMENT_TYPE;

  setUser(AuthenticatedUser user) async {
    try {
      _analytics.setUserProperty(name: 'user_language', value: user.preferredLanguage == '1' ? 'arabic' : 'english');
      _analytics.setUserProperty(name: 'userid', value: Utils.generateMd5Hash(user.emailAddress!));
      _analytics.setUserProperty(name: 'login_status', value: user == null ? 'guest' : 'loggedin');
      if (await PermissionService.isLocationEnabled()) {
        final location = await Geolocator.getCurrentPosition();
        if (location != null && !location.isMocked) {
          final places = await placemarkFromCoordinates(location.latitude, location.longitude,);
          final countryCode = places.first.isoCountryCode;
          _analytics.setUserProperty(name: 'user_country', value: countryCode);
        }
      } else {
        _analytics.setUserProperty(name: 'user_country', value: "N/A");
      }
    } catch (e) {}
  }

  NavObserver navObserver() => NavObserver();
  final hamburgerMenu = HamburgerMenu(_logger);
  final bottomTabNavigation = AppNav(_logger);
  final hmgServices = HMGServices(_logger);
  final loginRegistration = LoginRegistration(_logger);
  final appointment = Appointment(_logger);
  final liveCare = LiveCare(_logger);
  final todoList = TodoList(_logger);
  final advancePayments = AdvancePayments(_logger);
  final offerPackages = OfferAndPromotion(_logger);
  final errorTracking = ErrorTracking(_logger);
}

// adb shell setprop debug.firebase.analytics.app com.ejada.hmg -> Android
class NavObserver extends RouteObserver<PageRoute<dynamic>> {
  _sendScreenView(PageRoute route) async {
    log(String className) {
      var event = AnalyticEvents.get(className);
      if (event.active != null) {
        _analytics.setCurrentScreen(screenName: event.flutterName(), screenClassOverride: className).catchError(
          (Object error) {
            print('$FirebaseAnalyticsObserver: $error');
          },
          test: (Object error) {
            return error is PlatformException;
          },
        );
      }
    }

    if (route.settings.name != null && route.settings.name!.isNotEmpty && route.settings.name != "null") {
      var class_ = routes[route.settings.name]!(0);
      if (class_ != null) log(class_.toStringShort());
    } else if (route is FadePage) {
      var class_ = route.page;
      if (class_ != null) log(class_.toStringShort());
    } else if (route is MaterialPageRoute) {
      var class_ = route.builder(route.subtreeContext!);
      if (class_ != null) log(class_.toStringShort());
    } else {
      print("");
    }
  }

  @override
  void didPush(Route<dynamic> route, Route<dynamic>? previousRoute) {
    super.didPush(route, previousRoute);
    if (route is PageRoute) {
      _sendScreenView(route);
    }
  }

  @override
  void didReplace({Route<dynamic>? newRoute, Route<dynamic>? oldRoute}) {
    super.didReplace(newRoute: newRoute, oldRoute: oldRoute);
    if (newRoute is PageRoute) {
      _sendScreenView(newRoute);
    }
  }

  @override
  void didPop(Route<dynamic> route, Route<dynamic>? previousRoute) {
    super.didPop(route, previousRoute);
    // if (previousRoute is PageRoute && route is PageRoute) {
    //   _sendScreenView(previousRoute);
    // }
  }
}