add CA commands into Ep3 battle record format

src/Episode3/BattleRecord.cc

@@ -32,6 +32,7 @@ BattleRecord::Event::Event(StringReader& r) {
     case Event::Type::GAME_COMMAND:
     case Event::Type::BATTLE_COMMAND:
     case Event::Type::EP3_GAME_COMMAND:
+    case Event::Type::SERVER_DATA_COMMAND:
       this->data = r.read(r.get_u16l());
       break;
     default:
@@ -64,6 +65,7 @@ void BattleRecord::Event::serialize(StringWriter& w) const {
     case Event::Type::GAME_COMMAND:
     case Event::Type::BATTLE_COMMAND:
     case Event::Type::EP3_GAME_COMMAND:
+    case Event::Type::SERVER_DATA_COMMAND:
       w.put_u16l(this->data.size());
       w.write(this->data);
       break;
@@ -356,6 +358,10 @@ void BattleRecordPlayer::schedule_events() {
           case BattleRecord::Event::Type::CHAT_MESSAGE:
             send_prepared_chat_message(l, ev.guild_card_number, ev.data);
             break;
+          case BattleRecord::Event::Type::SERVER_DATA_COMMAND:
+            // These are not replayed, since the battle record also contains
+            // the results of these commands.
+            break;
         }
         this->event_it++;
 

src/Episode3/BattleRecord.hh

@@ -35,6 +35,7 @@ public:
       GAME_COMMAND = 4,
       EP3_GAME_COMMAND = 5,
       CHAT_MESSAGE = 6,
+      SERVER_DATA_COMMAND = 7,
     };
 
     // Fields used for all events

src/Episode3/Server.cc

@@ -1837,6 +1837,11 @@ void Server::on_server_data_input(shared_ptr<Client> sender_c, const string& dat
     throw runtime_error("unknown CAx subsubcommand");
   }
 
+  auto l = this->lobby.lock();
+  if (l && l->battle_record && l->battle_record->writable()) {
+    l->battle_record->add_command(BattleRecord::Event::Type::SERVER_DATA_COMMAND, data.data(), data.size());
+  }
+
   if ((sender_c->version() == Version::GC_EP3_NTE) || !header.mask_key) {
     (this->*handler)(sender_c, data);
   } else {