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feat: login key / create account

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closes #4
This commit is contained in:
Kieran
2025-05-12 10:46:46 +01:00
parent a304182e55
commit 658bddbef0
17 changed files with 445 additions and 72 deletions
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30
lib/login.dart
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@ -7,46 +7,46 @@ import 'package:ndk/domain_layer/entities/account.dart';
import 'package:ndk/shared/nips/nip01/bip340.dart';
import 'package:ndk/shared/nips/nip19/nip19.dart';
class Account {
class LoginAccount {
final AccountType type;
final String pubkey;
final String? privateKey;
Account._({required this.type, required this.pubkey, this.privateKey});
LoginAccount._({required this.type, required this.pubkey, this.privateKey});
static Account nip19(String key) {
static LoginAccount nip19(String key) {
final keyData = Nip19.decode(key);
final pubkey =
Nip19.isKey("nsec", key) ? Bip340.getPublicKey(keyData) : keyData;
final privateKey = Nip19.isKey("npub", key) ? null : keyData;
return Account._(
type: AccountType.privateKey,
return LoginAccount._(
type: Nip19.isKey("npub", key) ? AccountType.publicKey : AccountType.privateKey,
pubkey: pubkey,
privateKey: privateKey,
);
}
static Account privateKeyHex(String key) {
return Account._(
static LoginAccount privateKeyHex(String key) {
return LoginAccount._(
type: AccountType.privateKey,
privateKey: key,
pubkey: Bip340.getPublicKey(key),
);
}
static Account externalPublicKeyHex(String key) {
return Account._(type: AccountType.externalSigner, pubkey: key);
static LoginAccount externalPublicKeyHex(String key) {
return LoginAccount._(type: AccountType.externalSigner, pubkey: key);
}
static Map<String, dynamic> toJson(Account? acc) => {
static Map<String, dynamic> toJson(LoginAccount? acc) => {
"type": acc?.type.name,
"pubKey": acc?.pubkey,
"privateKey": acc?.privateKey,
};
static Account? fromJson(Map<String, dynamic> json) {
static LoginAccount? fromJson(Map<String, dynamic> json) {
if (json.length > 2 && json.containsKey("pubKey")) {
return Account._(
return LoginAccount._(
type: AccountType.values.firstWhere(
(v) => v.toString().endsWith(json["type"] as String),
),
@ -58,13 +58,13 @@ class Account {
}
}
class LoginData extends ValueNotifier<Account?> {
class LoginData extends ValueNotifier<LoginAccount?> {
final _storage = FlutterSecureStorage();
static const String _storageKey = "accounts";
LoginData() : super(null) {
super.addListener(() async {
final data = json.encode(Account.toJson(value));
final data = json.encode(LoginAccount.toJson(value));
await _storage.write(key: _storageKey, value: data);
});
}
@ -78,7 +78,7 @@ class LoginData extends ValueNotifier<Account?> {
final acc = await _storage.read(key: _storageKey);
if (acc?.isNotEmpty ?? false) {
try {
super.value = Account.fromJson(json.decode(acc!));
super.value = LoginAccount.fromJson(json.decode(acc!));
} catch (e) {
developer.log(e.toString());
}

40
lib/main.dart
View File

@ -7,6 +7,8 @@ import 'package:ndk_amber/ndk_amber.dart';
import 'package:ndk_objectbox/ndk_objectbox.dart';
import 'package:ndk_rust_verifier/ndk_rust_verifier.dart';
import 'package:zap_stream_flutter/pages/login.dart';
import 'package:zap_stream_flutter/pages/login_input.dart';
import 'package:zap_stream_flutter/pages/new_account.dart';
import 'package:zap_stream_flutter/pages/profile.dart';
import 'package:zap_stream_flutter/pages/stream.dart';
import 'package:zap_stream_flutter/theme.dart';
@ -87,7 +89,43 @@ Future<void> main() async {
StatefulShellBranch(
routes: [
GoRoute(path: "/", builder: (ctx, state) => HomePage()),
GoRoute(path: "/login", builder: (ctx, state) => LoginPage()),
ShellRoute(
builder: (context, state, child) {
return Container(
margin: EdgeInsets.only(top: 50),
padding: EdgeInsets.symmetric(horizontal: 5),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
spacing: 20,
children: [
Center(
child: Image.asset(
"assets/logo.png",
height: 150,
),
),
child,
],
),
);
},
routes: [
GoRoute(
path: "/login",
builder: (ctx, state) => LoginPage(),
routes: [
GoRoute(
path: "key",
builder: (ctx, state) => LoginInputPage(),
),
GoRoute(
path: "new",
builder: (context, state) => NewAccountPage(),
),
],
),
],
),
GoRoute(
path: "/e/:id",
builder: (ctx, state) {

85
lib/pages/login.dart
View File

@ -4,56 +4,53 @@ import 'package:go_router/go_router.dart';
import 'package:ndk/shared/nips/nip19/nip19.dart';
import 'package:zap_stream_flutter/login.dart';
import 'package:zap_stream_flutter/main.dart';
import 'package:zap_stream_flutter/theme.dart';
import 'package:zap_stream_flutter/widgets/button.dart';
class LoginPage extends StatefulWidget {
class LoginPage extends StatelessWidget {
const LoginPage({super.key});
@override
State<StatefulWidget> createState() => _LoginPage();
}
class _LoginPage extends State<LoginPage> {
@override
Widget build(BuildContext context) {
return Container(
margin: EdgeInsets.only(top: 50),
child: Column(
spacing: 10,
children: [
Image.asset("assets/logo.png", height: 150),
FutureBuilder(
future: Amberflutter().isAppInstalled(),
builder: (ctx, state) {
if (state.data ?? false) {
return BasicButton.text(
"Login with Amber",
onTap: () async {
final amber = Amberflutter();
final result = await amber.getPublicKey();
if (result['signature'] != null) {
final key = Nip19.decode(result['signature']);
loginData.value = Account.externalPublicKeyHex(key);
ctx.go("/");
}
},
);
} else {
return SizedBox.shrink();
}
},
return Column(
spacing: 20,
children: [
FutureBuilder(
future: Amberflutter().isAppInstalled(),
builder: (ctx, state) {
if (state.data ?? false) {
return BasicButton.text(
"Login with Amber",
onTap: () async {
final amber = Amberflutter();
final result = await amber.getPublicKey();
if (result['signature'] != null) {
final key = Nip19.decode(result['signature']);
loginData.value = LoginAccount.externalPublicKeyHex(key);
ctx.go("/");
}
},
);
} else {
return SizedBox.shrink();
}
},
),
BasicButton.text(
"Login with Key",
onTap: () => context.push("/login/key"),
),
Container(
margin: EdgeInsets.symmetric(vertical: 20),
height: 1,
decoration: BoxDecoration(
border: Border(bottom: BorderSide(color: LAYER_2)),
),
/*BasicButton.text("Login with Key"),
Container(
margin: EdgeInsets.symmetric(vertical: 20),
height: 1,
decoration: BoxDecoration(
border: Border(bottom: BorderSide(color: LAYER_1)),
),
),
Text("Create Account"),*/
],
),
),
BasicButton.text(
"Create Account",
onTap: () => context.push("/login/new"),
),
],
);
}
}

56
lib/pages/login_input.dart Normal file
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@ -0,0 +1,56 @@
import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:ndk/shared/nips/nip19/nip19.dart';
import 'package:zap_stream_flutter/login.dart';
import 'package:zap_stream_flutter/main.dart';
import 'package:zap_stream_flutter/theme.dart';
import 'package:zap_stream_flutter/widgets/button.dart';
class LoginInputPage extends StatefulWidget {
const LoginInputPage({super.key});
@override
State<StatefulWidget> createState() => _LoginInputPage();
}
class _LoginInputPage extends State<LoginInputPage> {
final TextEditingController _controller = TextEditingController();
String? _error;
@override
Widget build(BuildContext context) {
return Column(
spacing: 20,
children: [
TextFormField(
controller: _controller,
decoration: InputDecoration(labelText: "npub/nsec"),
),
BasicButton.text(
"Login",
onTap: () async {
try {
final keyData = Nip19.decode(_controller.text);
if (keyData.isNotEmpty) {
loginData.value = LoginAccount.nip19(_controller.text);
context.go("/");
} else {
throw "Invalid key";
}
} catch (e) {
setState(() {
_error = e.toString();
});
}
},
),
if (_error != null)
Text(
_error!,
style: TextStyle(color: WARNING, fontWeight: FontWeight.bold),
),
],
);
}
}

121
lib/pages/new_account.dart Normal file
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@ -0,0 +1,121 @@
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:image_picker/image_picker.dart';
import 'package:ndk/ndk.dart';
import 'package:ndk/shared/nips/nip01/bip340.dart';
import 'package:ndk/shared/nips/nip01/key_pair.dart';
import 'package:zap_stream_flutter/login.dart';
import 'package:zap_stream_flutter/main.dart';
import 'package:zap_stream_flutter/theme.dart';
import 'package:zap_stream_flutter/widgets/button.dart';
class NewAccountPage extends StatefulWidget {
const NewAccountPage({super.key});
@override
State<StatefulWidget> createState() => _NewAccountPage();
}
class _NewAccountPage extends State<NewAccountPage> {
final TextEditingController _name = TextEditingController();
String? _avatar;
String? _error;
final KeyPair _privateKey = Bip340.generatePrivateKey();
Future<void> _uploadAvatar() async {
ndk.accounts.loginPrivateKey(
pubkey: _privateKey.publicKey,
privkey: _privateKey.privateKey!,
);
final file = await ImagePicker().pickImage(source: ImageSource.gallery);
if (file != null) {
final upload = await ndk.blossom.uploadBlob(
serverUrls: ["https://nostr.download"],
data: await file.readAsBytes(),
);
setState(() {
_avatar = upload.first.descriptor!.url;
});
}
}
Future<void> _login() async {
if (ndk.accounts.isNotLoggedIn) {
ndk.accounts.loginPrivateKey(
pubkey: _privateKey.publicKey,
privkey: _privateKey.privateKey!,
);
}
await ndk.metadata.broadcastMetadata(
Metadata(
pubKey: _privateKey.publicKey,
name: _name.text,
picture: _avatar,
),
);
}
@override
Widget build(BuildContext context) {
return Column(
spacing: 20,
children: [
GestureDetector(
onTap: () {
_uploadAvatar().catchError((e) {
setState(() {
if (e is String) {
_error = e;
}
});
});
},
child: Container(
width: 200,
height: 200,
clipBehavior: Clip.antiAlias,
decoration: BoxDecoration(
borderRadius: BorderRadius.all(Radius.circular(200)),
color: Color.fromARGB(100, 50, 50, 50),
),
child:
_avatar == null
? Center(child: Text("Upload Avatar"))
: CachedNetworkImage(imageUrl: _avatar!),
),
),
TextField(
controller: _name,
decoration: InputDecoration(labelText: "Username"),
),
BasicButton.text(
"Login",
onTap: () {
_login()
.then((_) {
loginData.value = LoginAccount.privateKeyHex(
_privateKey.privateKey!,
);
context.go("/");
})
.catchError((e) {
setState(() {
if (e is String) {
_error = e;
}
});
});
},
),
if (_error != null)
Text(
_error!,
style: TextStyle(color: WARNING, fontWeight: FontWeight.bold),
),
],
);
}
}

32
lib/pages/stream.dart
View File

@ -1,7 +1,9 @@
import 'package:cached_network_image/cached_network_image.dart';
import 'package:chewie/chewie.dart';
import 'package:flutter/material.dart';
import 'package:video_player/video_player.dart';
import 'package:wakelock_plus/wakelock_plus.dart';
import 'package:zap_stream_flutter/imgproxy.dart';
import 'package:zap_stream_flutter/main.dart';
import 'package:zap_stream_flutter/theme.dart';
import 'package:zap_stream_flutter/utils.dart';
@ -38,17 +40,20 @@ class _StreamPage extends State<StreamPage> {
_controller = VideoPlayerController.networkUrl(
Uri.parse(url),
httpHeaders: Map.from({"user-agent": userAgent}),
videoPlayerOptions: VideoPlayerOptions(allowBackgroundPlayback: true),
);
() async {
await _controller!.initialize();
_chewieController = ChewieController(
videoPlayerController: _controller!,
autoPlay: true,
);
setState(() {
// nothing
_chewieController = ChewieController(
videoPlayerController: _controller!,
autoPlay: true,
placeholder:
(widget.stream.info.image?.isNotEmpty ?? false)
? CachedNetworkImage(
imageUrl: proxyImg(context, widget.stream.info.image!),
)
: null,
);
});
}();
}
@ -75,7 +80,18 @@ class _StreamPage extends State<StreamPage> {
child:
_chewieController != null
? Chewie(controller: _chewieController!)
: Container(color: LAYER_1),
: Container(
color: LAYER_1,
child:
(widget.stream.info.image?.isNotEmpty ?? false)
? CachedNetworkImage(
imageUrl: proxyImg(
context,
widget.stream.info.image!,
),
)
: null,
),
),
Text(
widget.stream.info.title ?? "",

1
lib/theme.dart
View File

@ -15,3 +15,4 @@ Color LAYER_5 = Color.fromARGB(255, 173, 173, 173);
Color PRIMARY_1 = Color.fromARGB(255, 248, 56, 217);
Color SECONDARY_1 = Color.fromARGB(255, 52, 210, 254);
Color ZAP_1 = Color.fromARGB(255, 255, 141, 43);
Color WARNING = Color.fromARGB(255, 255, 86, 63);

13
lib/widgets/chat.dart
View File

@ -207,6 +207,7 @@ class _WriteMessageWidget extends State<WriteMessageWidget> {
@override
Widget build(BuildContext context) {
final canSign = ndk.accounts.canSign;
final isLogin = ndk.accounts.isLoggedIn;
return Container(
@ -214,7 +215,7 @@ class _WriteMessageWidget extends State<WriteMessageWidget> {
padding: EdgeInsets.symmetric(horizontal: 8),
decoration: BoxDecoration(color: LAYER_2, borderRadius: DEFAULT_BR),
child:
isLogin
canSign
? Row(
children: [
Expanded(
@ -240,7 +241,15 @@ class _WriteMessageWidget extends State<WriteMessageWidget> {
)
: Container(
padding: EdgeInsets.symmetric(vertical: 12),
child: Row(children: [Text("Please login to send messages")]),
child: Row(
children: [
Text(
isLogin
? "Can't write messages with npub login"
: "Please login to send messages",
),
],
),
),
);
}

4
lib/widgets/stream_grid.dart
View File

@ -23,8 +23,8 @@ class StreamGrid extends StatelessWidget {
Widget build(BuildContext context) {
final streams = events
.map((e) => StreamEvent(e))
.where((e) => e.info.stream?.isNotEmpty ?? false)
.sortedBy((a) => a.info.starts ?? a.event.createdAt);
.sortedBy((a) => a.info.starts ?? a.event.createdAt)
.reversed;
final live = streams.where((s) => s.info.status == StreamStatus.live);
final ended = streams.where((s) => s.info.status == StreamStatus.ended);
final planned = streams.where((s) => s.info.status == StreamStatus.planned);