location_list_manager_example.dart

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import 'dart:async';
import 'dart:io';
import 'package:navigine_sdk/navigine_sdk.dart';

class LocationListManagerExample {
  NavigineSdk? _sdk;
  LocationListManager? _locationListManager;
  LocationListListener? _locationListListener;
 
  LocationListManagerExample() {
    _initializeSdk();
    _setupLocationListListener();
  }

  void _initializeSdk() {
    try {
      // [dart_NavigineSdk_getInstance]
      // Get SDK instance
      _sdk = NavigineSdk.getInstance();
      // [dart_NavigineSdk_getInstance]
 
      // [dart_NavigineSdk_setUserHash]
      // Set user hash
      _sdk?.setUserHash("USER-HASH-HERE");
      // [dart_NavigineSdk_setUserHash]
 
      // [dart_NavigineSdk_setServer]
      // Set server URL (optional)
      _sdk?.setServer("https://custom.navigine.com");
      // [dart_NavigineSdk_setServer]
 
      // [dart_NavigineSdk_getLocationListManager]
      // Get LocationListManager for working with location lists
      _locationListManager = _sdk?.getLocationListManager();
      // [dart_NavigineSdk_getLocationListManager]
 
      if (_locationListManager != null) {
        print("LocationListManager successfully initialized");
      }
    } catch (e) {
      print("Error initializing SDK: $e");
    }
  }

  void _setupLocationListListener() {
    _locationListListener = LocationListListener(
      // [dart_LocationListListener_onLocationListLoaded]
      onLocationListLoaded: (Map<int, LocationInfo> locationInfos) {
        print("Location list loaded");
        _demonstrateLocationList(locationInfos);
      },
      // [dart_LocationListListener_onLocationListLoaded]
      
      // [dart_LocationListListener_onLocationListFailed]
      onLocationListFailed: (Error error) {
        print("Location list failed: ${error.message}");
        _demonstrateErrorHandling(error);
      },
      // [dart_LocationListListener_onLocationListFailed]
    );
  }

  void demonstrateLocationListManagerMethods() {
    if (_locationListManager == null) {
      print("LocationListManager not initialized");
      return;
    }
 
    // [dart_LocationListManager_addLocationListListener]
    // Add location list listener
    _locationListManager!.addLocationListListener(_locationListListener!);
    print("Added location list listener");
    // [dart_LocationListManager_addLocationListListener]
 
    // [dart_LocationListManager_updateLocationList]
    // Force reload location list
    _locationListManager!.updateLocationList();
    print("Requested location list update");
    // [dart_LocationListManager_updateLocationList]
 
    // [dart_LocationListManager_getLocationList]
    // Get current location list
    Map<int, LocationInfo> currentLocationList = _locationListManager!.getLocationList();
    print("Current location list contains ${currentLocationList.length} locations");
    _demonstrateLocationList(currentLocationList);
    // [dart_LocationListManager_getLocationList]
 
    // Simulate some time passing for location list updates
    Future.delayed(Duration(seconds: 2), () {
      // [dart_LocationListManager_removeLocationListListener]
      // Remove location list listener
      _locationListManager!.removeLocationListListener(_locationListListener!);
      print("Removed location list listener");
      // [dart_LocationListManager_removeLocationListListener]
    });
  }

  void _demonstrateLocationList(Map<int, LocationInfo> locationInfos) {
    if (locationInfos.isEmpty) {
      print("Location list is empty");
      return;
    }
 
    print("=== Location List ===");
    locationInfos.forEach((locationId, locationInfo) {
      _demonstrateLocationInfo(locationInfo);
    });
    print("====================");
  }

  void _demonstrateLocationInfo(LocationInfo locationInfo) {
    // [dart_LocationInfo_getId]
    // Get location ID
    int id = locationInfo.id;
    print("Location ID: $id");
    // [dart_LocationInfo_getId]
 
    // [dart_LocationInfo_getVersion]
    // Get location version
    int version = locationInfo.version;
    print("Location version: $version");
    // [dart_LocationInfo_getVersion]
 
    // [dart_LocationInfo_getName]
    // Get location name
    String name = locationInfo.name;
    print("Location name: $name");
    // [dart_LocationInfo_getName]
 
    print("---");
  }

  void _demonstrateErrorHandling(Error error) {
    print("Handling location list error:");
    print("  Error message: ${error.message}");
    print("  Error type: ${error.runtimeType}");
  }

  Future<void> demonstrateAdvancedLocationListFeatures() async {
    print("=== Advanced Location List Features ===");
 
    if (_locationListManager == null) {
      return;
    }
 
    // Add multiple listeners
    LocationListListener listener1 = LocationListListener(
      onLocationListLoaded: (Map<int, LocationInfo> locationInfos) {
        print("Listener 1: Location list loaded - ${locationInfos.length} locations");
      },
      onLocationListFailed: (Error error) {
        print("Listener 1: Location list failed - ${error.message}");
      },
    );
 
    LocationListListener listener2 = LocationListListener(
      onLocationListLoaded: (Map<int, LocationInfo> locationInfos) {
        print("Listener 2: Location list loaded - ${locationInfos.length} locations");
      },
      onLocationListFailed: (Error error) {
        print("Listener 2: Location list failed - ${error.message}");
      },
    );
 
    // [dart_LocationListManager_addLocationListListener_1]
    // Add first location list listener
    _locationListManager!.addLocationListListener(listener1);
    print("Added first location list listener");
    // [dart_LocationListManager_addLocationListListener_1]
 
    await Future.delayed(Duration(seconds: 1));
 
    // [dart_LocationListManager_addLocationListListener_2]
    // Add second location list listener
    _locationListManager!.addLocationListListener(listener2);
    print("Added second location list listener");
    // [dart_LocationListManager_addLocationListListener_2]
 
    // Force update to trigger listeners
    _locationListManager!.updateLocationList();
 
    // Wait for location list updates
    await Future.delayed(Duration(seconds: 3));
 
    // Remove listeners
    // [dart_LocationListManager_removeLocationListListener_1]
    // Remove first location list listener
    _locationListManager!.removeLocationListListener(listener1);
    print("Removed first location list listener");
    // [dart_LocationListManager_removeLocationListListener_1]
 
    await Future.delayed(Duration(seconds: 1));
 
    // [dart_LocationListManager_removeLocationListListener_2]
    // Remove second location list listener
    _locationListManager!.removeLocationListListener(listener2);
    print("Removed second location list listener");
    // [dart_LocationListManager_removeLocationListListener_2]
  }

  void demonstrateLocationListSimulation() {
    print("=== Location List Simulation ===");
 
    // Simulate different types of locations
    Map<int, LocationInfo> simulatedLocations = {
      1001: LocationInfo(1001, 1, "Shopping Mall"),
      1002: LocationInfo(1002, 2, "Office Building"),
      1003: LocationInfo(1003, 1, "Airport Terminal"),
      1004: LocationInfo(1004, 3, "University Campus"),
    };
 
    // Simulate location list loading
    Future.delayed(Duration(seconds: 1), () {
      print("Simulated location list loaded");
      _demonstrateLocationList(simulatedLocations);
    });
 
    // Simulate location list update
    Future.delayed(Duration(seconds: 3), () {
      Map<int, LocationInfo> updatedLocations = {
        1001: LocationInfo(1001, 2, "Shopping Mall - Updated"),
        1002: LocationInfo(1002, 3, "Office Building - Updated"),
        1003: LocationInfo(1003, 2, "Airport Terminal - Updated"),
        1004: LocationInfo(1004, 4, "University Campus - Updated"),
        1005: LocationInfo(1005, 1, "New Hospital"),
      };
      print("Simulated location list updated");
      _demonstrateLocationList(updatedLocations);
    });
  }

  void demonstrateLocationListListenerManagement() {
    print("=== Location List Listener Management ===");
 
    if (_locationListManager == null) {
      return;
    }
 
    // Create a test listener
    LocationListListener testListener = LocationListListener(
      onLocationListLoaded: (Map<int, LocationInfo> locationInfos) {
        print("Test listener received location list: ${locationInfos.length} locations");
      },
      onLocationListFailed: (Error error) {
        print("Test listener received error: ${error.message}");
      },
    );
 
    // Add listener
    _locationListManager!.addLocationListListener(testListener);
    print("Added test location list listener");
 
    // Force update to trigger listener
    _locationListManager!.updateLocationList();
 
    // Simulate some time passing
    Future.delayed(Duration(seconds: 2), () {
      // Remove listener
      _locationListManager!.removeLocationListListener(testListener);
      print("Removed test location list listener");
    });
  }

  Future<void> runExample() async {
    print("=== LocationListManager Example ===");
    
    demonstrateLocationListManagerMethods();
    demonstrateLocationListListenerManagement();
    await demonstrateAdvancedLocationListFeatures();
    demonstrateLocationListSimulation();
    
    // Wait a bit for location list operations
    await Future.delayed(Duration(seconds: 5));
    
    print("=== Example completed ===");
  }
}

Future<void> main() async {
  LocationListManagerExample example = LocationListManagerExample();
  await example.runExample();
}