lib/translations.dart

@@ -168,6 +168,8 @@ class SolianMessages extends Translations {
           'messageUnsyncCaption': '@count message(s) still in un-synced.',
           'messageEditDesc': 'Edited message @id',
           'messageDeleteDesc': 'Deleted message @id',
+          'messageCallStartDesc': '@user starts a call',
+          'messageCallEndDesc': 'Call last for @duration',
           'messageTypeUnsupported': 'Unsupported Message: @type',
           'messageInputPlaceholder': 'Message @channel',
           'messageActionList': 'Actions of Message',
@@ -385,6 +387,8 @@ class SolianMessages extends Translations {
           'messageDecoding': '解码信息中…',
           'messageEditDesc': '修改了消息 @id',
           'messageDeleteDesc': '删除了消息 @id',
+          'messageCallStartDesc': '@user 发起了一次童话',
+          'messageCallEndDesc': '通话持续了 @duration',
           'messageTypeUnsupported': '不支持的消息类型 @type',
           'messageActionList': '消息的操作',
           'messageDeletionConfirm': '确认删除消息',

lib/widgets/chat/chat_event.dart

@@ -1,5 +1,3 @@
-import 'dart:math';
-
 import 'package:flutter/material.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:get/get.dart';
@@ -30,6 +28,14 @@ class ChatEvent extends StatelessWidget {
     this.chatController,
   });
 
+  String _formatDuration(Duration duration) {
+    String negativeSign = duration.isNegative ? '-' : '';
+    String twoDigits(int n) => n.toString().padLeft(2, '0');
+    String twoDigitMinutes = twoDigits(duration.inMinutes.remainder(60).abs());
+    String twoDigitSeconds = twoDigits(duration.inSeconds.remainder(60).abs());
+    return '$negativeSign${twoDigits(duration.inHours)}:$twoDigitMinutes:$twoDigitSeconds';
+  }
+
   Widget buildQuote() {
     return FutureBuilder(
       future: chatController!.getEvent(
@@ -75,6 +81,27 @@ class ChatEvent extends StatelessWidget {
           isHasMerged: isHasMerged,
           isQuote: isQuote,
         );
+      case 'calls.start':
+        return ChatEventMessageActionLog(
+          icon: const Icon(Icons.call_made, size: 16),
+          text: 'messageCallStartDesc'
+              .trParams({'user': '@${item.sender.account.name}'}),
+          isMerged: isMerged,
+          isHasMerged: isHasMerged,
+          isQuote: isQuote,
+        );
+      case 'calls.end':
+        return ChatEventMessageActionLog(
+          icon: const Icon(Icons.call_received, size: 16),
+          text: 'messageCallEndDesc'.trParams({
+            'duration': _formatDuration(
+              Duration(milliseconds: item.body['last']),
+            ),
+          }),
+          isMerged: isMerged,
+          isHasMerged: isHasMerged,
+          isQuote: isQuote,
+        );
       case 'system.changes':
         return ChatEventMessageActionLog(
           icon: const Icon(Icons.manage_history, size: 16),

lib/widgets/chat/chat_message_input.dart

@@ -65,8 +65,9 @@ class _ChatMessageInputState extends State<ChatMessageInput> {
 
     // TODO Deal with the @ ping (query uid with username), and then add into related_user and replace the @ with internal link in body
 
+    const uuid = Uuid();
     final payload = {
-      'uuid': const Uuid().v4(),
+      'uuid': uuid.v4(),
       'type': _editTo == null ? 'messages.new' : 'messages.edit',
       'body': {
         'text': _textController.value.text,