From b7d53100c528e8c722ad276a0cf424292f77838c Mon Sep 17 00:00:00 2001
From: ice-orion <102020833+ice-orion@users.noreply.github.com>
Date: Thu, 5 Dec 2024 10:49:15 +0300
Subject: [PATCH] chore!: make EventSigner sign method async

---
 example/nostr_dart_example.dart               | 2 +-
 example/relay_connection_custom_settings.dart | 2 +-
 lib/src/crypto/key_store.dart                 | 4 +++-
 lib/src/model/event_message.dart              | 7 ++++---
 test/event_message_test.dart                  | 4 ++--
 5 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/example/nostr_dart_example.dart b/example/nostr_dart_example.dart
index 7d83ee9..b016db9 100644
--- a/example/nostr_dart_example.dart
+++ b/example/nostr_dart_example.dart
@@ -33,7 +33,7 @@ void main() async {
 
   final KeyStore keyStore = KeyStore.generate();
 
-  final EventMessage event = EventMessage.fromData(
+  final EventMessage event = await EventMessage.fromData(
     signer: keyStore,
     kind: 0,
     content: '{"name":"test"}',
diff --git a/example/relay_connection_custom_settings.dart b/example/relay_connection_custom_settings.dart
index e94d216..fdb3f97 100644
--- a/example/relay_connection_custom_settings.dart
+++ b/example/relay_connection_custom_settings.dart
@@ -17,7 +17,7 @@ void main() async {
 
   final KeyStore keyStore = KeyStore.generate();
 
-  final EventMessage event = EventMessage.fromData(
+  final EventMessage event = await EventMessage.fromData(
     signer: keyStore,
     kind: 0,
     content: '{"name":"test"}',
diff --git a/lib/src/crypto/key_store.dart b/lib/src/crypto/key_store.dart
index 3dfad14..a519b2e 100644
--- a/lib/src/crypto/key_store.dart
+++ b/lib/src/crypto/key_store.dart
@@ -1,10 +1,12 @@
+import 'dart:async';
+
 import 'package:nostr_dart/src/crypto/utils.dart';
 
 mixin EventSigner {
 
   String get publicKey;
 
-  String sign({required String message});
+  FutureOr<String> sign({required String message});
 
 }
 
diff --git a/lib/src/model/event_message.dart b/lib/src/model/event_message.dart
index f48bd8a..1398b5e 100644
--- a/lib/src/model/event_message.dart
+++ b/lib/src/model/event_message.dart
@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 
 import 'package:nostr_dart/nostr_dart.dart';
@@ -96,13 +97,13 @@ class EventMessage extends RelayMessage {
     this.subscriptionId,
   });
 
-  factory EventMessage.fromData({
+  static FutureOr<EventMessage> fromData({
     required EventSigner signer,
     required int kind,
     required String content,
     List<List<String>> tags = const [],
     DateTime? createdAt,
-  }) {
+  }) async {
     createdAt ??= DateTime.now();
 
     final String eventId = calculateEventId(
@@ -120,7 +121,7 @@ class EventMessage extends RelayMessage {
       kind: kind,
       tags: tags,
       content: content,
-      sig: signer.sign(message: eventId),
+      sig: await signer.sign(message: eventId),
     );
   }
 
diff --git a/test/event_message_test.dart b/test/event_message_test.dart
index d0c69a2..011933f 100644
--- a/test/event_message_test.dart
+++ b/test/event_message_test.dart
@@ -52,9 +52,9 @@ void main() {
       );
     });
 
-    test('might be instantiated with fromData constructor', () {
+    test('might be instantiated with fromData constructor', () async {
       final KeyStore keyStore = KeyStore.fromPrivate(privateKey);
-      final EventMessage message = EventMessage.fromData(
+      final EventMessage message = await EventMessage.fromData(
         signer: keyStore,
         kind: kind,
         content: content,