feat: Implement message management features including sending, deleting, updating, and reacting to messages

lib/blocs/message/message_event.dart

@@ -0,0 +1,94 @@
+import 'package:equatable/equatable.dart';
+
+abstract class MessageEvent extends Equatable {
+  const MessageEvent();
+
+  @override
+  List<Object?> get props => [];
+}
+
+class LoadMessages extends MessageEvent {
+  final String groupId;
+
+  const LoadMessages(this.groupId);
+
+  @override
+  List<Object?> get props => [groupId];
+}
+
+class SendMessage extends MessageEvent {
+  final String groupId;
+  final String text;
+  final String senderId;
+  final String senderName;
+
+  const SendMessage({
+    required this.groupId,
+    required this.text,
+    required this.senderId,
+    required this.senderName,
+  });
+
+  @override
+  List<Object?> get props => [groupId, text, senderId, senderName];
+}
+
+class DeleteMessage extends MessageEvent {
+  final String groupId;
+  final String messageId;
+
+  const DeleteMessage({
+    required this.groupId,
+    required this.messageId,
+  });
+
+  @override
+  List<Object?> get props => [groupId, messageId];
+}
+
+class UpdateMessage extends MessageEvent {
+  final String groupId;
+  final String messageId;
+  final String newText;
+
+  const UpdateMessage({
+    required this.groupId,
+    required this.messageId,
+    required this.newText,
+  });
+
+  @override
+  List<Object?> get props => [groupId, messageId, newText];
+}
+
+class ReactToMessage extends MessageEvent {
+  final String groupId;
+  final String messageId;
+  final String userId;
+  final String reaction;
+
+  const ReactToMessage({
+    required this.groupId,
+    required this.messageId,
+    required this.userId,
+    required this.reaction,
+  });
+
+  @override
+  List<Object?> get props => [groupId, messageId, userId, reaction];
+}
+
+class RemoveReaction extends MessageEvent {
+  final String groupId;
+  final String messageId;
+  final String userId;
+
+  const RemoveReaction({
+    required this.groupId,
+    required this.messageId,
+    required this.userId,
+  });
+
+  @override
+  List<Object?> get props => [groupId, messageId, userId];
+}