rog_app/lib/pages/destination/destination_controller.dart

import 'dart:convert';
import 'dart:io';

import 'package:camera_camera/camera_camera.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:geojson/geojson.dart';
import 'package:geolocator/geolocator.dart';
import 'package:get/get.dart';
import 'package:latlong2/latlong.dart';
import 'package:rogapp/model/Rogaining.dart';
import 'package:rogapp/model/destination.dart';
import 'package:rogapp/pages/camera/camera_page.dart';
import 'package:rogapp/pages/index/index_controller.dart';
import 'package:rogapp/routes/app_pages.dart';
import 'package:rogapp/services/action_service.dart';
import 'package:rogapp/services/destination_service.dart';
import 'package:rogapp/services/external_service.dart';
import 'package:rogapp/services/maxtrix_service.dart';
import 'package:rogapp/services/reacking_service.dart';
import 'package:rogapp/utils/database_helper.dart';
import 'package:rogapp/widgets/bottom_sheet_new.dart';
import 'dart:async';

import 'package:rogapp/widgets/bottom_sheet_widget.dart';
import 'package:sqflite/sqlite_api.dart';

class DestinationController extends GetxController {

  late LocationSettings locationSettings;

  var destinationCount = 0.obs;
  List<Destination> destinations = <Destination>[].obs;
  double current_lat = 0.0;
  double current_lon = 0.0;

 List<Destination> currentSelectedDestinations = <Destination>[].obs;

  var is_in_checkin = false.obs;
  var is_in_rog = false.obs;
  var is_at_start = false.obs;
  var is_at_goal = false.obs;
  //List<Rogaining> rogainings = <Rogaining>[].obs;

  bool checking_in = false;
  var is_gps_selected = true.obs;
  BuildContext? context;

  List<String> gps = <String>["-- stating --"].obs;
  List<String> locationPermission = <String>[" -- starting -- "].obs;

  var travelMode = 0.obs;

  bool skip_gps = false;


  Map<String, dynamic> matrix = {};

  final photos = <File>[].obs;

  final IndexController indexController = Get.find<IndexController>();

  Timer? _timer;
  int _start = 0;
  int chekcs = 0;
  var rogaining_counted = false.obs;

  Destination festuretoDestination(GeoJsonFeature fs){
    GeoJsonMultiPoint mp = fs.geometry as GeoJsonMultiPoint;
    LatLng pt = LatLng(mp.geoSerie!.geoPoints[0].latitude, mp.geoSerie!.geoPoints[0].longitude);

                                  //print("----- ${indexController.currentFeature[0].properties} -----");

                                  return Destination(
                                    name: fs.properties!["location_name"],
                                    address: fs.properties!["address"],
                                    phone: fs.properties!["phone"],
                                    email: fs.properties!["email"],
                                    webcontents: fs.properties!["webcontents"],
                                    videos: fs.properties!["videos"],
                                    category: fs.properties!["category"],
                                    series: 1,
                                    lat: pt.latitude,
                                    lon: pt.longitude,
                                    location_id: fs.properties!["location_id"],
                                    list_order: 1,
                                    photos: fs.properties!["photos"],
                                    checkin_radious: fs.properties!["checkin_radius"],
                                    auto_checkin: fs.properties!["auto_checkin"] == true ? 1 : 0,
                                    cp: fs.properties!["cp"],
                                    checkin_point: fs.properties!["checkin_point"],
                                    buy_point: fs.properties!["buy_point"],
                                    selected: false,
                                    checkedin: false,
                                    hidden_location: fs.properties!["hidden_location"] == true  ?1 : 0
                                  );
  }

  void startTimerLocation(GeoJsonFeature fs, double distance) {
    print("---- in startTimer ----");
    //skip_gps = true;
    double checkin_radious = fs.properties!['checkin_radius'] ?? double.infinity;
    if(checkin_radious >= distance){
      indexController.currentFeature.clear();
      Destination d = festuretoDestination(fs);
      for(Destination de in destinations){
        if(de.location_id == d.location_id){
          d = de;
          break;
        }
      }
      indexController.currentFeature.add(fs);
      print("---- before calling startTimer  ----");
      startTimer(d, distance);
    }
  }

  void startTimer(Destination d, double distance) async {
    skip_gps = true;
    print("---- in startTimer ----");
    double checkin_radious = d.checkin_radious ?? double.infinity;
    bool auto_checkin = d.auto_checkin == 0 ? false : true;
    bool location_already_checked_in = d.checkedin ?? false;
    bool isUser_logged_in = indexController.currentUser.length > 0 ? true : false;
    //make current destination
    print("---- checkin_radious ${checkin_radious} ----");
    print("---- distance ${distance} ----");
    if(checkin_radious >= distance){
      //currentSelectedDestinations.add(d);
      indexController.currentDestinationFeature.clear();
      indexController.currentDestinationFeature.add(d);

      print("---- checked in as ${indexController.currentDestinationFeature[0].checkedin.toString()} ----");
    }
    else {
      skip_gps = false;
      return;
    }

    DatabaseHelper db = DatabaseHelper.instance;
    List<Destination> ds = await db.getDestinationByLatLon(d.lat!, d.lon!);
    if(ds.isEmpty){
      print("----- in location popup  cp - ${d.cp}----");
      if(d.cp == -1){
        chekcs = 1;
        //start
              print("---- in start -----");
              chekcs = 1;
              is_at_start.value = true;
              showModalBottomSheet(context: Get.context!, isScrollControlled: true, 
                  builder:((context) => BottomSheetNew())
                ).whenComplete((){
                  skip_gps = false;
                  chekcs = 0;
                  is_at_start.value = false;
                });
      }
      else
      {
        print("----- in location popup checkin   cp - ${d.cp}----");
        chekcs = 2;
        //is_in_checkin.value = true;
        showModalBottomSheet(context: Get.context!, isScrollControlled: true,
          builder:((context) => BottomSheetNew())
        ).whenComplete((){
          skip_gps = false;
          chekcs =0;
          is_in_checkin.value = false;
        });
      }
    }

        print("---- location checkin radious ${d.checkin_radious} ----");          
        print("---- already checked in ${location_already_checked_in} ----");
          if(checkin_radious >= distance && location_already_checked_in == false){
            if(auto_checkin){
              if(!checking_in){
                makeCheckin(d, true);
                if(d.cp != -1){
                  rogaining_counted.value =true;
                }
                skip_gps = false;
              }
            }
            else{
              // ask for checkin
              if(d.hidden_location != null && d.hidden_location ==true && is_in_rog.value == true && d.cp != -1){
                chekcs = 3;
                is_in_checkin.value = true;
                showModalBottomSheet(context: Get.context!, isScrollControlled: true,
                  builder:((context) => CameraPage())
                ).whenComplete((){
                  skip_gps = false;
                  chekcs = 0;
                  is_in_checkin.value = false;
                });
              }
              else if(is_in_rog.value == true && d.cp != -1){
                chekcs = 4;
                is_in_checkin.value = true;
                showModalBottomSheet(context: Get.context!, isScrollControlled: true,
                  builder:((context) => BottomSheetNew())
                ).whenComplete((){
                  skip_gps = false;
                  chekcs = 0;
                  is_in_checkin.value = false;
                });
              }
              
            }
          }
          print("---- cp --- ${d.cp} -----");
          print("--- at goal ${is_at_goal} ---");
          print("--- rog counted ${rogaining_counted} ---");
          print("--- loc already checked in ${location_already_checked_in} ---");
          if(isUser_logged_in && d.cp == -1 && location_already_checked_in){
            //check for rogaining
            if(is_at_goal.value == false && rogaining_counted.value){
                //goal
                print("---- in goal -----");
                chekcs = 5;
                is_at_goal.value = true;
                showModalBottomSheet(context: Get.context!, isScrollControlled: true, 
                  builder:((context) => CameraPage())
                ).whenComplete((){
                  skip_gps = false;
                  chekcs = 0;
                  is_at_goal.value = false;
                });
            }
            else if(is_in_rog.value == false){
              //start
              print("---- in start -----");
              chekcs = 6;
              is_at_start.value = true;
              showModalBottomSheet(context: Get.context!, isScrollControlled: true, 
                  builder:((context) => BottomSheetNew())
                ).whenComplete((){
                  print("----- finished start -------");
                  skip_gps = false;
                  chekcs = 0;
                  is_at_start.value = false;
                });
            }
          }
        print("---- _chekcs ${chekcs} ----");
        if(chekcs == 0){
          skip_gps = false;
        }
  }

  // void startTimer2(Destination d, double distance) {
  //   skip_gps = true;
  //   print("---- in startTimer ----");
  //   double checkin_radious = d.checkin_radious ?? double.infinity;
  //   bool auto_checkin = d.auto_checkin == 0 ? false : true;
  //   bool location_already_checked_id = d.checkedin ?? false;
  //   bool isUser_logged_in = indexController.currentUser.length > 0 ? true : false;
  //   //make current destination
  //   print("---- checkin_radious ${checkin_radious} ----");
  //   print("---- distance ${distance} ----");
  //   if(checkin_radious >= distance){
  //     //currentSelectedDestinations.add(d);
  //     indexController.currentDestinationFeature.clear();
  //     indexController.currentDestinationFeature.add(d);

  //     print("---- checked in as ${indexController.currentDestinationFeature[0].checkedin.toString()} ----");
  //   }
  //   const oneSec = const Duration(seconds: 1);
  //   _timer = Timer.periodic(
  //     oneSec,
  //     (Timer timer) {
  //       if (_start == 0) {
  //         //make checkin           
  //         print("---- location checkin radious ${d.checkin_radious} ----");          
  //         print("---- already checked in ${location_already_checked_id} ----");
  //         if(checkin_radious >= distance && location_already_checked_id == false){
  //           if(auto_checkin){
  //             if(!checking_in){
  //               makeCheckin(d, true);
  //               if(d.cp != -1){
  //                 rogaining_counted.value =true;
  //               }
  //               skip_gps = false;
  //             }
  //           }
  //           else{
  //             // ask for checkin
  //             _chekcs = 1;
  //             is_in_checkin.value = true;
  //             showModalBottomSheet(context: Get.context!, isScrollControlled: true, 
  //               builder:((context) => BottomSheetNew())
  //             ).whenComplete((){
  //               skip_gps = false;
  //               _chekcs = 0;
  //               is_in_checkin.value = false;
  //             });
  //           }
  //         }
          
  //         if(isUser_logged_in && d.cp == -1 && location_already_checked_id){
  //           //check for rogaining
  //           if(is_at_goal.value == false && rogaining_counted.value){
  //               //goal
  //               print("---- in goal -----");
  //               _chekcs = 1;
  //               is_at_goal.value = true;
  //               showModalBottomSheet(context: Get.context!, isScrollControlled: true, 
  //                 builder:((context) => BottomSheetNew())
  //               ).whenComplete((){
  //                 skip_gps = false;
  //                 _chekcs = 0;
  //                 is_at_goal.value = false;
  //               });
  //           }
  //           else if(is_in_rog.value == false){
  //             //start
  //             print("---- in start -----");
  //             _chekcs = 1;
  //             is_at_start.value = true;
  //             showModalBottomSheet(context: Get.context!, isScrollControlled: true, 
  //                 builder:((context) => BottomSheetNew())
  //               ).whenComplete((){
  //                 skip_gps = false;
  //                 _chekcs = 0;
  //                 is_at_start.value = false;
  //               });
  //           }
  //         }
  //         timer.cancel();
  //       } else {
  //         _start--;
  //       }
  //       print("---- _chekcs ${_chekcs} ----");
  //       if(_chekcs == 0){
  //         skip_gps = false;
  //       }
  //     },
  //   );
  // }

  void resetRogaining(){
    is_in_checkin.value = false;
    is_in_rog.value = false;
    is_at_start.value = false;
    is_at_goal.value = false;

    _start = 0;
    chekcs = 0;
    rogaining_counted.value = false;
  }

  void openCamera(BuildContext context) {
    photos.clear();
    Navigator.push(
        context,
        MaterialPageRoute(
            builder: (_) => CameraCamera(
              onFile: (file) {
                photos.add(file);
                Navigator.pop(context);
                print("----image file is : ${file}----");
                    //setState(() {});
                  },
        )));
  }


  void getRoutePoints() {
    indexController.routePoints = [];
    indexController.routePointLenght.value = 0;
    DestinationService.getDestinationLine(destinations, matrix)?.then((value){
      indexController.routePoints = value;
      indexController.routePointLenght.value = indexController.routePoints.length;
    });
  }

  Future<Destination?> getDestinationForLatLong(double lat, double long)async {
      
      for(final d in destinations){
          if(lat == d.lat && long == d.lon){
            return d;
          }
        }
  }

  void checkForCheckin(double la, double ln){

    print("--- skip_gps ---- ${skip_gps}----");
    
    for(final d in destinations){

      print("--- check checkin for--loc_id- ${d.location_id}----");

        double lat = d.lat!;
        double lon = d.lon!;
        LatLng p = LatLng(lat, lon);
        getDestinationForLatLong(lat, lon).then((value){
          var distance = Distance();
          double dist = distance.as(LengthUnit.Meter, LatLng(lat, lon), LatLng(la, ln));
          //double checkin_radious = value!.checkin_radious ?? double.infinity;
          //bool auto_checkin = value.auto_checkin == 0 ? false : true;
          //bool location_already_checked_id = d.checkedin ?? false;

          // print("-----rogaining_counted---${rogaining_counted.value}-----");
          // print("-----is_in_rog---${is_in_rog}-----");
          // print("-----dist is ---${dist}-----");
          //print("----- ${indexController.currentUser} ----");

          if(dist <= 250 && skip_gps == false){
                //near a destination
            print("---- time with ${d.location_id} ----");
            startTimer(d, dist);
          }
          
        });

    }

    //check for location in bounds
    for(GeoJsonFeature fs in indexController.locations[0].collection){

        GeoJsonMultiPoint mp = fs.geometry as GeoJsonMultiPoint;
        LatLng pt = LatLng(mp.geoSerie!.geoPoints[0].latitude, mp.geoSerie!.geoPoints[0].longitude);

        double lat_fs = pt.latitude;
        double lon_fs = pt.longitude;
        LatLng p_fs = LatLng(lat_fs, lon_fs);
        var distance_fs = Distance();
        double dist_fs = distance_fs.as(LengthUnit.Meter, LatLng(lat_fs, lon_fs), LatLng(la, ln));

        if(dist_fs <= 250 && skip_gps == false){
          //near a location
          print("---- before call startTimerLocation  ----");
          startTimerLocation(fs, dist_fs);
        }
    }
  }

  void addToRogaining(double lat, double lon, int destination_id) async {
    DatabaseHelper db = DatabaseHelper.instance;
    List<Destination> d = await db.getDestinationById(destination_id);
    if(d.isEmpty){
      Destination df = festuretoDestination(indexController.currentFeature[0]);
      print("--- made checkin ${df.location_id} ----");
      makeCheckin(df, true);
    }

    Rogaining rog = Rogaining(
      rog_id: null,
      course_id: 1,
      user_id: indexController.currentUser[0]['user']['id'],
      location_id: destination_id,
      lat: lat,
      lon:lon,
      time_stamp: DateTime.now().toUtc().microsecondsSinceEpoch
    );
    db.insertRogaining(rog).then((value){
      print("----- inserted value ${value} ---------");
    });
    is_in_rog.value = true;
  }

  void makeCheckin(Destination destination, bool action, {String imageurl = ""}) async {
    // print("@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ ressssss ${action}@@@@@@@@@@@");
      DatabaseHelper db = DatabaseHelper.instance;
      List<Destination> ddd = await db.getDestinationByLatLon(destination.lat!, destination.lon!);
  
      if(ddd.isEmpty){
        destination.checkedin = true;
        await db.insertDestination(destination);
      }
      //int res = await db.updateAction(destination, action);

      PopulateDestinations();
      /// post to NATNAT
      if(indexController.currentUser.length > 0){
        int cp_num = int.parse(destination.cp!.toString());
        String _team = indexController.currentUser[0]["user"]["team_name"];
        String _event_code = indexController.currentUser[0]["user"]["event_code"];
        ExternalService().makeCheckpoint(_team, cp_num, _event_code, imageurl).then((value){
          print("------Ext service check point ${value} ------");
        });
      }
  }


  @override
  void onInit() async {
    checkPermission();
    PopulateDestinations();
    
    //print("------ in iniit");

    if (defaultTargetPlatform == TargetPlatform.android) {
      locationSettings = AndroidSettings(
        accuracy: LocationAccuracy.bestForNavigation,
        distanceFilter: 00,
        forceLocationManager: true,
        intervalDuration: const Duration(seconds: 10),
        //(Optional) Set foreground notification config to keep the app alive 
        //when going to the background
        foregroundNotificationConfig: const ForegroundNotificationConfig(
            notificationText:
            "Example app will continue to receive your location even when you aren't using it",
            notificationTitle: "Running in Background",
            enableWakeLock: true,
        )
      );
    } else if (defaultTargetPlatform == TargetPlatform.iOS || defaultTargetPlatform == TargetPlatform.macOS) {
      locationSettings = AppleSettings(
        accuracy: LocationAccuracy.bestForNavigation,
        activityType: ActivityType.fitness,
        distanceFilter: 30,
        pauseLocationUpdatesAutomatically: false,
        // Only set to true if our app will be started up in the background.
        showBackgroundLocationIndicator: true
      );
    } else {
        locationSettings = LocationSettings(
        accuracy: LocationAccuracy.high,
        distanceFilter: 30,
      );
    }

    try {

      StreamSubscription<Position> positionStream = Geolocator.getPositionStream(locationSettings: locationSettings).listen(

      (Position? position) {
        current_lat = position != null ? position.latitude : 0;
        current_lon = position != null ? position.longitude : 0;

        if(is_gps_selected.value){
          double czoom = indexController.rogMapController!.zoom;
          indexController.rogMapController!.move(LatLng(position!.latitude, position!.longitude), czoom);
          //String user_id = indexController.currentUser[0]["user"]["id"].toString();
          //TrackingService.addTrack(user_id, position!.latitude, position.longitude).then((val){
            //print("---- postion is ${position.latitude},  ${position.longitude}");
            gps.clear();
            gps.add("-- lat : ${position.latitude}, lon : ${position.longitude} --");
            checkForCheckin(position!.latitude, position.longitude);
            print("--- call check checkin");
            print("---- skip gps is ${skip_gps.toString()} ----");
          //});
          
        }
          //print(position == null ? 'Unknown' : 'current position is ${position.latitude.toString()}, ${position.longitude.toString()}');
      });
    } catch (err){
      locationPermission.clear();
      locationPermission.add(err.toString());
    }

    super.onInit();

  }

  void checkPermission() async {
     LocationPermission permission = await Geolocator.checkPermission();
    if (permission != LocationPermission.whileInUse ||
        permission != LocationPermission.always) {
          locationPermission.clear();
          locationPermission.add(permission.name);
      permission = await Geolocator.requestPermission();
    }
  }

  Destination? destinationById(int id){
    Destination? d = null;
    print("--- target des - ${id} ----");
    for(Destination ss in destinations){
      print("--- des - ${ss.location_id} ----");
      if(ss.location_id == id){
        d = ss;
        break;
      }
    }
    return d;
  }

  void deleteDestination(Destination d){
    //int id = destinations[index].location_id!;
    //print("---- index ${destinations[index].location_id!}-----");
    for(Destination ss in destinations){
      if(ss.location_id == d.location_id){
        destinations.remove(ss);
        break;
      }
    }
    DatabaseHelper db = DatabaseHelper.instance;
    db.deleteDestination(d.location_id!).then((value){
      PopulateDestinations();
    });
  }

  void deleteAllDestinations(){
    DatabaseHelper db = DatabaseHelper.instance;
    db.deleteAllDestinations().then((value){
      PopulateDestinations();
    });
  }

    // ---------- database ------------------///

  void addDestinations(Destination dest){

    print('------ destination controller in add destination ${dest.checkin_radious} ---- :::::');

    DatabaseHelper db = DatabaseHelper.instance;
    db.getDestinationByLatLon(dest.lat!, dest.lon!).then((value){
      if(value.isNotEmpty){
        db.deleteDestination(value[0].location_id!).then((value){
          db.insertDestination(dest).then((value){
            print("----- destination controller   deleted and inserted destination id $value ---- :::::");
            PopulateDestinations();
          });
        });
      }
      else {
         db.insertDestination(dest).then((value){
            print("----- destination controller  added as new ${value}--- :::::");
            PopulateDestinations();
          });
      }
    });

  }

  void PopulateDestinations(){
    print("--------- destination controller  populsting destinations ----------- ::::::");

    DatabaseHelper db = DatabaseHelper.instance;
    destinations.clear();
    db.getDestinations().then((value){
      destinationCount.value = 0;
      for(Destination d in value){
        print("------ destination controller populating destination-------- ${d.checkedin}-------- :::::");
        print("-----populated----- ${d.toMap()}");
        destinations.add(d);
      }
     // destinationCount.value = 0;
      print("------ destination controller destinationcount-------- ${destinationCount}-------- :::::");


      MatrixService.getDestinations(value).then((mat){
      print(" matrix is  -------  ${mat}");
      matrix = mat;

      try{
        getRoutePoints();
        destinationCount.value = destinations.length;
      }
      catch(_){
        skip_gps = false;
        return;
      }

    });
    });

  }
  

  void makeOrder(Destination d, int dir){
    DatabaseHelper db = DatabaseHelper.instance;
    db.updateOrder(d, dir).then((value){
      PopulateDestinations();
    });
  }


  void makeNext(Destination pt){

    for(int i=0; i<= destinations.length - 1; i++){
      Destination p = destinations[i];

      if(p.lat == pt.lat && p.lon == pt.lon ){
          
          if(indexController.currentDestinationFeature.isNotEmpty){
            indexController.currentDestinationFeature.clear();
          }
          if(i >= destinations.length - 1 ){
            indexController.currentDestinationFeature.add(destinations[0]);
            //getAction();
          }
          else{
            indexController.currentDestinationFeature.add(destinations[i + 1]);
            //getAction();
          }
      }
    }

  }

  void makePrevious(Destination pt){

    for(int i=0; i<= destinations.length - 1; i++){
      Destination p = destinations[i];

      if(p.lat == pt.lat && p.lon == pt.lon ){
          
          if(indexController.currentDestinationFeature.isNotEmpty){
            indexController.currentDestinationFeature.clear();
          }
          if(i <= 0){
            indexController.currentDestinationFeature.add(destinations[destinations.length -1]);
            //getAction();
          }
          else{
            indexController.currentDestinationFeature.add(destinations[i - 1]);
            //getAction();
          }
      }
    }

  }


}