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nearby_connections
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Merge the null_safety with master. (#27)

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* initial migration using tool

* minor changes

* Completed null safety migration

* updated changelog

* Fix typo in PayloadStatus enum.

* Format changes

* Minor changes
multipeer_ios
Prerak Mann 3 years ago committed by GitHub
parent c2adf90962
commit 0797dedc35
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8 changed files with 139 additions and 150 deletions
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6
CHANGELOG.md
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@ -1,3 +1,9 @@
## 3.0.0-nullsafety.1
* Fix typo in PayloadStatus enum (`IN_PROGRRESS -> IN_PROGRESS`).
## 3.0.0-nullsafety.0
* Migrated to Null Safety.
## 2.0.2 ## 2.0.2
* Fix missingPluginException. * Fix missingPluginException.

54
example/lib/main.dart
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@ -39,7 +39,7 @@ class _MyBodyState extends State<Body> {
File tempFile; //reference to the file currently being transferred File tempFile; //reference to the file currently being transferred
Map<int, String> map = Map<int, String> map =
Map(); //store filename mapped to corresponding payloadId Map(); //store filename mapped to corresponding payloadId
@override @override
Widget build(BuildContext context) { Widget build(BuildContext context) {
@ -57,12 +57,12 @@ class _MyBodyState extends State<Body> {
child: Text("checkLocationPermission"), child: Text("checkLocationPermission"),
onPressed: () async { onPressed: () async {
if (await Nearby().checkLocationPermission()) { if (await Nearby().checkLocationPermission()) {
Scaffold.of(context).showSnackBar(SnackBar( ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text("Location permissions granted :)"))); content: Text("Location permissions granted :)")));
} else { } else {
Scaffold.of(context).showSnackBar(SnackBar( ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: content:
Text("Location permissions not granted :("))); Text("Location permissions not granted :(")));
} }
}, },
), ),
@ -70,12 +70,12 @@ class _MyBodyState extends State<Body> {
child: Text("askLocationPermission"), child: Text("askLocationPermission"),
onPressed: () async { onPressed: () async {
if (await Nearby().askLocationPermission()) { if (await Nearby().askLocationPermission()) {
Scaffold.of(context).showSnackBar(SnackBar( ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text("Location Permission granted :)"))); content: Text("Location Permission granted :)")));
} else { } else {
Scaffold.of(context).showSnackBar(SnackBar( ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: content:
Text("Location permissions not granted :("))); Text("Location permissions not granted :(")));
} }
}, },
), ),
@ -83,11 +83,11 @@ class _MyBodyState extends State<Body> {
child: Text("checkExternalStoragePermission"), child: Text("checkExternalStoragePermission"),
onPressed: () async { onPressed: () async {
if (await Nearby().checkExternalStoragePermission()) { if (await Nearby().checkExternalStoragePermission()) {
Scaffold.of(context).showSnackBar(SnackBar( ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: content:
Text("External Storage permissions granted :)"))); Text("External Storage permissions granted :)")));
} else { } else {
Scaffold.of(context).showSnackBar(SnackBar( ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text( content: Text(
"External Storage permissions not granted :("))); "External Storage permissions not granted :(")));
} }
@ -109,10 +109,10 @@ class _MyBodyState extends State<Body> {
child: Text("checkLocationEnabled"), child: Text("checkLocationEnabled"),
onPressed: () async { onPressed: () async {
if (await Nearby().checkLocationEnabled()) { if (await Nearby().checkLocationEnabled()) {
Scaffold.of(context).showSnackBar( ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text("Location is ON :)"))); SnackBar(content: Text("Location is ON :)")));
} else { } else {
Scaffold.of(context).showSnackBar( ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text("Location is OFF :("))); SnackBar(content: Text("Location is OFF :(")));
} }
}, },
@ -121,12 +121,12 @@ class _MyBodyState extends State<Body> {
child: Text("enableLocationServices"), child: Text("enableLocationServices"),
onPressed: () async { onPressed: () async {
if (await Nearby().enableLocationServices()) { if (await Nearby().enableLocationServices()) {
Scaffold.of(context).showSnackBar(SnackBar( ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: Text("Location Service Enabled :)"))); content: Text("Location Service Enabled :)")));
} else { } else {
Scaffold.of(context).showSnackBar(SnackBar( ScaffoldMessenger.of(context).showSnackBar(SnackBar(
content: content:
Text("Enabling Location Service Failed :("))); Text("Enabling Location Service Failed :(")));
} }
}, },
), ),
@ -148,7 +148,8 @@ class _MyBodyState extends State<Body> {
showSnackbar(status); showSnackbar(status);
}, },
onDisconnected: (id) { onDisconnected: (id) {
showSnackbar("Disconnected: ${endpointMap[id].endpointName}, id $id"); showSnackbar(
"Disconnected: ${endpointMap[id].endpointName}, id $id");
setState(() { setState(() {
endpointMap.remove(id); endpointMap.remove(id);
}); });
@ -205,7 +206,8 @@ class _MyBodyState extends State<Body> {
setState(() { setState(() {
endpointMap.remove(id); endpointMap.remove(id);
}); });
showSnackbar("Disconnected from: ${endpointMap[id].endpointName}, id $id"); showSnackbar(
"Disconnected from: ${endpointMap[id].endpointName}, id $id");
}, },
); );
}, },
@ -217,7 +219,8 @@ class _MyBodyState extends State<Body> {
); );
}, },
onEndpointLost: (id) { onEndpointLost: (id) {
showSnackbar("Lost discovered Endpoint: ${endpointMap[id].endpointName}, id $id"); showSnackbar(
"Lost discovered Endpoint: ${endpointMap[id].endpointName}, id $id");
}, },
); );
showSnackbar("DISCOVERING: " + a.toString()); showSnackbar("DISCOVERING: " + a.toString());
@ -255,20 +258,23 @@ class _MyBodyState extends State<Body> {
String a = Random().nextInt(100).toString(); String a = Random().nextInt(100).toString();
showSnackbar("Sending $a to ${value.endpointName}, id: $key"); showSnackbar("Sending $a to ${value.endpointName}, id: $key");
Nearby().sendBytesPayload(key, Uint8List.fromList(a.codeUnits)); Nearby()
.sendBytesPayload(key, Uint8List.fromList(a.codeUnits));
}); });
}, },
), ),
RaisedButton( RaisedButton(
child: Text("Send File Payload"), child: Text("Send File Payload"),
onPressed: () async { onPressed: () async {
File file = PickedFile file =
await ImagePicker.pickImage(source: ImageSource.gallery); await ImagePicker().getImage(source: ImageSource.gallery);
if (file == null) return; if (file == null) return;
for(MapEntry<String, ConnectionInfo> m in endpointMap.entries){ for (MapEntry<String, ConnectionInfo> m
int payloadId = await Nearby().sendFilePayload(m.key, file.path); in endpointMap.entries) {
int payloadId =
await Nearby().sendFilePayload(m.key, file.path);
showSnackbar("Sending file to ${m.key}"); showSnackbar("Sending file to ${m.key}");
Nearby().sendBytesPayload( Nearby().sendBytesPayload(
m.key, m.key,
@ -341,7 +347,7 @@ class _MyBodyState extends State<Body> {
}, },
onPayloadTransferUpdate: (endid, payloadTransferUpdate) { onPayloadTransferUpdate: (endid, payloadTransferUpdate) {
if (payloadTransferUpdate.status == if (payloadTransferUpdate.status ==
PayloadStatus.IN_PROGRRESS) { PayloadStatus.IN_PROGRESS) {
print(payloadTransferUpdate.bytesTransferred); print(payloadTransferUpdate.bytesTransferred);
} else if (payloadTransferUpdate.status == } else if (payloadTransferUpdate.status ==
PayloadStatus.FAILURE) { PayloadStatus.FAILURE) {

18
example/pubspec.lock
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@ -122,7 +122,7 @@ packages:
path: ".." path: ".."
relative: true relative: true
source: path source: path
version: "2.0.2" version: "3.0.0-nullsafety.1"
path: path:
dependency: transitive dependency: transitive
description: description:
@ -130,20 +130,6 @@ packages:
url: "https://pub.dartlang.org" url: "https://pub.dartlang.org"
source: hosted source: hosted
version: "1.8.0-nullsafety.3" version: "1.8.0-nullsafety.3"
pedantic:
dependency: transitive
description:
name: pedantic
url: "https://pub.dartlang.org"
source: hosted
version: "1.9.2"
plugin_platform_interface:
dependency: transitive
description:
name: plugin_platform_interface
url: "https://pub.dartlang.org"
source: hosted
version: "1.0.3"
sky_engine: sky_engine:
dependency: transitive dependency: transitive
description: flutter description: flutter
@ -206,5 +192,5 @@ packages:
source: hosted source: hosted
version: "2.1.0-nullsafety.5" version: "2.1.0-nullsafety.5"
sdks: sdks:
dart: ">=2.12.0-0.0 <3.0.0" dart: ">=2.12.0-29.10.beta <3.0.0"
flutter: ">=1.20.0 <2.0.0" flutter: ">=1.20.0 <2.0.0"

12
lib/src/classes.dart
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@ -14,11 +14,11 @@ class Payload {
int id; int id;
PayloadType type; PayloadType type;
Uint8List bytes; Uint8List? bytes;
String filePath; String? filePath;
Payload({ Payload({
this.id, required this.id,
this.bytes, this.bytes,
this.type = PayloadType.NONE, this.type = PayloadType.NONE,
this.filePath, this.filePath,
@ -32,9 +32,9 @@ class PayloadTransferUpdate {
PayloadStatus status; PayloadStatus status;
PayloadTransferUpdate({ PayloadTransferUpdate({
this.id, required this.id,
this.bytesTransferred, required this.bytesTransferred,
this.totalBytes, required this.totalBytes,
this.status = PayloadStatus.NONE, this.status = PayloadStatus.NONE,
}); });
} }

4
lib/src/defs.dart
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@ -9,7 +9,7 @@ import 'package:nearby_connections/src/classes.dart';
/// **P2P_POINT_TO_POINT** - single connection, very high bandwidth /// **P2P_POINT_TO_POINT** - single connection, very high bandwidth
enum Strategy { P2P_CLUSTER, P2P_STAR, P2P_POINT_TO_POINT } enum Strategy { P2P_CLUSTER, P2P_STAR, P2P_POINT_TO_POINT }
enum Status { CONNECTED, REJECTED, ERROR } enum Status { CONNECTED, REJECTED, ERROR }
enum PayloadStatus { NONE, SUCCESS, FAILURE, IN_PROGRRESS, CANCELED } enum PayloadStatus { NONE, SUCCESS, FAILURE, IN_PROGRESS, CANCELED }
enum PayloadType { NONE, BYTES, FILE, STREAM } enum PayloadType { NONE, BYTES, FILE, STREAM }
// //
@ -29,7 +29,7 @@ typedef void OnDisconnected(String endpointId);
// //
typedef void OnEndpointFound( typedef void OnEndpointFound(
String endpointId, String endpointName, String serviceId); String endpointId, String endpointName, String serviceId);
typedef void OnEndpointLost(String endpointId); typedef void OnEndpointLost(String? endpointId);
// //
// //

189
lib/src/nearby.dart
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@ -1,7 +1,6 @@
import 'dart:async'; import 'dart:async';
import 'dart:typed_data'; import 'dart:typed_data';
import 'package:flutter/foundation.dart';
import 'package:flutter/services.dart'; import 'package:flutter/services.dart';
import 'package:nearby_connections/src/classes.dart'; import 'package:nearby_connections/src/classes.dart';
import 'package:nearby_connections/src/defs.dart'; import 'package:nearby_connections/src/defs.dart';
@ -14,24 +13,24 @@ import 'package:nearby_connections/src/defs.dart';
/// All methods are asynchronous. /// All methods are asynchronous.
class Nearby { class Nearby {
//Singleton pattern for maintaining only 1 instance of this class //Singleton pattern for maintaining only 1 instance of this class
static Nearby _instance; static Nearby? _instance;
factory Nearby() { factory Nearby() {
if (_instance == null) { if (_instance == null) {
_instance = Nearby._(); _instance = Nearby._();
} }
return _instance; return _instance!;
} }
Nearby._() { Nearby._() {
_channel.setMethodCallHandler((handler) { _channel.setMethodCallHandler((MethodCall handler) {
Map<dynamic, dynamic> args = handler.arguments; Map<dynamic, dynamic> args = handler.arguments!;
switch (handler.method) { switch (handler.method) {
case "ad.onConnectionInitiated": case "ad.onConnectionInitiated":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
String endpointName = args['endpointName']; String endpointName = args['endpointName'] ?? '-1';
String authenticationToken = args['authenticationToken']; String authenticationToken = args['authenticationToken'] ?? '-1';
bool isIncomingConnection = args['isIncomingConnection']; bool isIncomingConnection = args['isIncomingConnection'] ?? false;
_advertConnectionInitiated?.call( _advertConnectionInitiated?.call(
endpointId, endpointId,
@ -40,24 +39,25 @@ class Nearby {
return null; return null;
case "ad.onConnectionResult": case "ad.onConnectionResult":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
Status statusCode = Status.values[args['statusCode']]; Status statusCode =
Status.values[args['statusCode'] ?? Status.ERROR.index];
_advertConnectionResult?.call(endpointId, statusCode); _advertConnectionResult?.call(endpointId, statusCode);
return null; return null;
case "ad.onDisconnected": case "ad.onDisconnected":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
_advertDisconnected?.call(endpointId); _advertDisconnected?.call(endpointId);
return null; return null;
case "dis.onConnectionInitiated": case "dis.onConnectionInitiated":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
String endpointName = args['endpointName']; String endpointName = args['endpointName'] ?? '-1';
String authenticationToken = args['authenticationToken']; String authenticationToken = args['authenticationToken'] ?? '-1';
bool isIncomingConnection = args['isIncomingConnection']; bool isIncomingConnection = args['isIncomingConnection'] ?? false;
_discoverConnectionInitiated?.call( _discoverConnectionInitiated?.call(
endpointId, endpointId,
@ -66,38 +66,39 @@ class Nearby {
return null; return null;
case "dis.onConnectionResult": case "dis.onConnectionResult":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
Status statusCode = Status.values[args['statusCode']]; Status statusCode =
Status.values[args['statusCode'] ?? Status.ERROR.index];
_discoverConnectionResult?.call(endpointId, statusCode); _discoverConnectionResult?.call(endpointId, statusCode);
return null; return null;
case "dis.onDisconnected": case "dis.onDisconnected":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
_discoverDisconnected?.call(endpointId); _discoverDisconnected?.call(endpointId);
return null; return null;
case "dis.onEndpointFound": case "dis.onEndpointFound":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
String endpointName = args['endpointName']; String endpointName = args['endpointName'] ?? '-1';
String serviceId = args['serviceId']; String serviceId = args['serviceId'] ?? '-1';
_onEndpointFound?.call(endpointId, endpointName, serviceId); _onEndpointFound?.call(endpointId, endpointName, serviceId);
return null; return null;
case "dis.onEndpointLost": case "dis.onEndpointLost":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
_onEndpointLost?.call(endpointId); _onEndpointLost?.call(endpointId);
return null; return null;
case "onPayloadReceived": case "onPayloadReceived":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
int type = args['type']; int type = args['type'] ?? PayloadType.NONE;
Uint8List bytes = args['bytes']; Uint8List bytes = args['bytes'] ?? Uint8List(0);
int payloadId = args['payloadId']; int payloadId = args['payloadId'] ?? -1;
String filePath = args['filePath']; String filePath = args['filePath'] ?? '';
Payload payload = Payload( Payload payload = Payload(
type: PayloadType.values[type], type: PayloadType.values[type],
@ -110,11 +111,11 @@ class Nearby {
break; break;
case "onPayloadTransferUpdate": case "onPayloadTransferUpdate":
String endpointId = args['endpointId']; String endpointId = args['endpointId'] ?? '-1';
int payloadId = args['payloadId']; int payloadId = args['payloadId'] ?? -1;
int status = args['status']; int status = args['status'] ?? Status.ERROR.index;
int bytesTransferred = args['bytesTransferred']; int bytesTransferred = args['bytesTransferred'] ?? 0;
int totalBytes = args['totalBytes']; int totalBytes = args['totalBytes'] ?? 0;
PayloadTransferUpdate payloadTransferUpdate = PayloadTransferUpdate( PayloadTransferUpdate payloadTransferUpdate = PayloadTransferUpdate(
id: payloadId, id: payloadId,
@ -127,22 +128,22 @@ class Nearby {
break; break;
} }
return null; return null;
}); } as Future<dynamic> Function(MethodCall)?);
} }
//for advertisers //for advertisers
OnConnectionInitiated _advertConnectionInitiated, OnConnectionInitiated? _advertConnectionInitiated,
_discoverConnectionInitiated; _discoverConnectionInitiated;
OnConnectionResult _advertConnectionResult, _discoverConnectionResult; OnConnectionResult? _advertConnectionResult, _discoverConnectionResult;
OnDisconnected _advertDisconnected, _discoverDisconnected; OnDisconnected? _advertDisconnected, _discoverDisconnected;
//for discoverers //for discoverers
OnEndpointFound _onEndpointFound; OnEndpointFound? _onEndpointFound;
OnEndpointLost _onEndpointLost; OnEndpointLost? _onEndpointLost;
//for receiving payload //for receiving payload
OnPayloadReceived _onPayloadReceived; OnPayloadReceived? _onPayloadReceived;
OnPayloadTransferUpdate _onPayloadTransferUpdate; OnPayloadTransferUpdate? _onPayloadTransferUpdate;
static const MethodChannel _channel = static const MethodChannel _channel =
const MethodChannel('nearby_connections'); const MethodChannel('nearby_connections');
@ -151,21 +152,23 @@ class Nearby {
/// ///
/// returns true/false based on location permissions. /// returns true/false based on location permissions.
/// Discovery cannot be started with insufficient permission /// Discovery cannot be started with insufficient permission
Future<bool> checkLocationPermission() async => await _channel.invokeMethod( Future<bool> checkLocationPermission() async =>
await _channel.invokeMethod(
'checkLocationPermission', 'checkLocationPermission',
); ) ??
false;
/// convenience method /// convenience method
/// ///
/// Asks location permission /// Asks location permission
Future<bool> askLocationPermission() async => Future<bool> askLocationPermission() async =>
await _channel.invokeMethod('askLocationPermission'); await _channel.invokeMethod('askLocationPermission') ?? false;
/// convenience method /// convenience method
/// ///
/// returns true/false based on external storage permissions. /// returns true/false based on external storage permissions.
Future<bool> checkExternalStoragePermission() async => Future<bool> checkExternalStoragePermission() async =>
await _channel.invokeMethod('checkExternalStoragePermission'); await _channel.invokeMethod('checkExternalStoragePermission') ?? false;
/// convenience method /// convenience method
/// ///
@ -174,13 +177,13 @@ class Nearby {
/// If Location isn't enabled, devices may disconnect often. /// If Location isn't enabled, devices may disconnect often.
/// Some devices may immediately disconnect /// Some devices may immediately disconnect
Future<bool> checkLocationEnabled() async => Future<bool> checkLocationEnabled() async =>
await _channel.invokeMethod('checkLocationEnabled'); await _channel.invokeMethod('checkLocationEnabled') ?? false;
/// convenience method /// convenience method
/// ///
/// directs user to Location Settings, so they can turn on their Location/GPS /// directs user to Location Settings, so they can turn on their Location/GPS
Future<bool> enableLocationServices() async => Future<bool> enableLocationServices() async =>
await _channel.invokeMethod('enableLocationServices'); await _channel.invokeMethod('enableLocationServices') ?? false;
/// convenience method /// convenience method
/// ///
@ -201,22 +204,21 @@ class Nearby {
Future<bool> startAdvertising( Future<bool> startAdvertising(
String userNickName, String userNickName,
Strategy strategy, { Strategy strategy, {
@required OnConnectionInitiated onConnectionInitiated, required OnConnectionInitiated onConnectionInitiated,
@required OnConnectionResult onConnectionResult, required OnConnectionResult onConnectionResult,
@required OnDisconnected onDisconnected, required OnDisconnected onDisconnected,
String serviceId = "com.pkmnapps.nearby_connections", String serviceId = "com.pkmnapps.nearby_connections",
}) async { }) async {
assert(userNickName != null && strategy != null && serviceId != null);
this._advertConnectionInitiated = onConnectionInitiated; this._advertConnectionInitiated = onConnectionInitiated;
this._advertConnectionResult = onConnectionResult; this._advertConnectionResult = onConnectionResult;
this._advertDisconnected = onDisconnected; this._advertDisconnected = onDisconnected;
return await _channel.invokeMethod('startAdvertising', <String, dynamic>{ return await _channel.invokeMethod('startAdvertising', <String, dynamic>{
'userNickName': userNickName, 'userNickName': userNickName,
'strategy': strategy.index, 'strategy': strategy.index,
'serviceId': serviceId, 'serviceId': serviceId,
}); }) ??
false;
} }
/// Stop Advertising /// Stop Advertising
@ -236,19 +238,19 @@ class Nearby {
Future<bool> startDiscovery( Future<bool> startDiscovery(
String userNickName, String userNickName,
Strategy strategy, { Strategy strategy, {
@required OnEndpointFound onEndpointFound, required OnEndpointFound onEndpointFound,
@required OnEndpointLost onEndpointLost, required OnEndpointLost onEndpointLost,
String serviceId = "com.pkmnapps.nearby_connections", String serviceId = "com.pkmnapps.nearby_connections",
}) async { }) async {
assert(userNickName != null && strategy != null && serviceId != null);
this._onEndpointFound = onEndpointFound; this._onEndpointFound = onEndpointFound;
this._onEndpointLost = onEndpointLost; this._onEndpointLost = onEndpointLost;
return await _channel.invokeMethod('startDiscovery', <String, dynamic>{ return await _channel.invokeMethod('startDiscovery', <String, dynamic>{
'userNickName': userNickName, 'userNickName': userNickName,
'strategy': strategy.index, 'strategy': strategy.index,
'serviceId': serviceId, 'serviceId': serviceId,
}); }) ??
false;
} }
/// Stop Discovery /// Stop Discovery
@ -278,7 +280,6 @@ class Nearby {
/// this will call the onDisconnected method on callbacks of /// this will call the onDisconnected method on callbacks of
/// connected endPoint /// connected endPoint
Future<void> disconnectFromEndpoint(String endpointId) async { Future<void> disconnectFromEndpoint(String endpointId) async {
assert(endpointId != null);
await _channel.invokeMethod( await _channel.invokeMethod(
'disconnectFromEndpoint', <String, dynamic>{'endpointId': endpointId}); 'disconnectFromEndpoint', <String, dynamic>{'endpointId': endpointId});
} }
@ -293,24 +294,22 @@ class Nearby {
Future<bool> requestConnection( Future<bool> requestConnection(
String userNickName, String userNickName,
String endpointId, { String endpointId, {
@required OnConnectionInitiated onConnectionInitiated, required OnConnectionInitiated onConnectionInitiated,
@required OnConnectionResult onConnectionResult, required OnConnectionResult onConnectionResult,
@required OnDisconnected onDisconnected, required OnDisconnected onDisconnected,
}) async { }) async {
this._discoverConnectionInitiated = onConnectionInitiated; this._discoverConnectionInitiated = onConnectionInitiated;
this._discoverConnectionResult = onConnectionResult; this._discoverConnectionResult = onConnectionResult;
this._discoverDisconnected = onDisconnected; this._discoverDisconnected = onDisconnected;
assert(endpointId != null);
assert(userNickName != null);
return await _channel.invokeMethod( return await _channel.invokeMethod(
'requestConnection', 'requestConnection',
<String, dynamic>{ <String, dynamic>{
'userNickName': userNickName, 'userNickName': userNickName,
'endpointId': endpointId, 'endpointId': endpointId,
}, },
); ) ??
false;
} }
/// Needs be called by both discoverer and advertiser /// Needs be called by both discoverer and advertiser
@ -323,20 +322,19 @@ class Nearby {
/// only if both of them accept the connection /// only if both of them accept the connection
Future<bool> acceptConnection( Future<bool> acceptConnection(
String endpointId, { String endpointId, {
@required OnPayloadReceived onPayLoadRecieved, required OnPayloadReceived onPayLoadRecieved,
OnPayloadTransferUpdate onPayloadTransferUpdate, OnPayloadTransferUpdate? onPayloadTransferUpdate,
}) async { }) async {
this._onPayloadReceived = onPayLoadRecieved; this._onPayloadReceived = onPayLoadRecieved;
this._onPayloadTransferUpdate = onPayloadTransferUpdate; this._onPayloadTransferUpdate = onPayloadTransferUpdate;
assert(endpointId != null);
return await _channel.invokeMethod( return await _channel.invokeMethod(
'acceptConnection', 'acceptConnection',
<String, dynamic>{ <String, dynamic>{
'endpointId': endpointId, 'endpointId': endpointId,
}, },
); ) ??
false;
} }
/// Reject Connection /// Reject Connection
@ -349,14 +347,13 @@ class Nearby {
/// [OnConnectionResult] is called on both /// [OnConnectionResult] is called on both
/// even if one of them rejects the connection /// even if one of them rejects the connection
Future<bool> rejectConnection(String endpointId) async { Future<bool> rejectConnection(String endpointId) async {
assert(endpointId != null);
return await _channel.invokeMethod( return await _channel.invokeMethod(
'rejectConnection', 'rejectConnection',
<String, dynamic>{ <String, dynamic>{
'endpointId': endpointId, 'endpointId': endpointId,
}, },
); ) ??
false;
} }
/// Send bytes [Uint8List] payload to endpoint /// Send bytes [Uint8List] payload to endpoint
@ -374,8 +371,6 @@ class Nearby {
/// ``` /// ```
/// ///
Future<void> sendBytesPayload(String endpointId, Uint8List bytes) async { Future<void> sendBytesPayload(String endpointId, Uint8List bytes) async {
assert(endpointId != null);
return await _channel.invokeMethod( return await _channel.invokeMethod(
'sendPayload', 'sendPayload',
<String, dynamic>{ <String, dynamic>{
@ -392,9 +387,7 @@ class Nearby {
/// You must also send a bytes payload to send the filename and extension /// You must also send a bytes payload to send the filename and extension
/// so that receiver can rename the file accordingly /// so that receiver can rename the file accordingly
/// Send the payloadID and filename to receiver as bytes payload /// Send the payloadID and filename to receiver as bytes payload
Future<int> sendFilePayload(String endpointId, String filePath) async { Future<int?> sendFilePayload(String endpointId, String filePath) async {
assert(endpointId != null);
return await _channel.invokeMethod( return await _channel.invokeMethod(
'sendFilePayload', 'sendFilePayload',
<String, dynamic>{ <String, dynamic>{
@ -406,8 +399,6 @@ class Nearby {
/// Use it to cancel/stop a payload transfer /// Use it to cancel/stop a payload transfer
Future<void> cancelPayload(int payloadId) async { Future<void> cancelPayload(int payloadId) async {
assert(payloadId != null);
return await _channel.invokeMethod( return await _channel.invokeMethod(
'cancelPayload', 'cancelPayload',
<String, dynamic>{ <String, dynamic>{

2
pubspec.lock
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@ -143,5 +143,5 @@ packages:
source: hosted source: hosted
version: "2.1.0-nullsafety.5" version: "2.1.0-nullsafety.5"
sdks: sdks:
dart: ">=2.12.0-0.0 <3.0.0" dart: ">=2.12.0-29.10.beta <3.0.0"
flutter: ">=1.20.0 <2.0.0" flutter: ">=1.20.0 <2.0.0"

4
pubspec.yaml
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@ -1,10 +1,10 @@
name: nearby_connections name: nearby_connections
description: Plugin for the android NearbyConnections API. Bytes and Files Supported. description: Plugin for the android NearbyConnections API. Bytes and Files Supported.
version: 2.0.2 version: 3.0.0-nullsafety.1
homepage: https://github.com/mannprerak2/nearby_connections homepage: https://github.com/mannprerak2/nearby_connections
environment: environment:
sdk: ">=2.1.0 <3.0.0" sdk: '>=2.12.0-29.10.beta <3.0.0'
flutter: ">=1.20.0 <2.0.0" flutter: ">=1.20.0 <2.0.0"
dependencies: dependencies:

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