Function handleUpdateGameMessagesReceived

Extensions/Multiplayer/messageManager.ts:1852–1891

(
      runtimeScene: gdjs.RuntimeScene
    )

    };

    const handleUpdateGameMessagesReceived = (
      runtimeScene: gdjs.RuntimeScene
    ) => {
      const p2pMessagesMap = gdjs.multiplayerPeerJsHelper.getAllMessagesMap();
      const messageNamesArray = Array.from(p2pMessagesMap.keys());
      const updateGameMessageNames = messageNamesArray.filter((messageName) =>
        messageName.startsWith(updateGameMessageNamePrefix)
      );
      updateGameMessageNames.forEach((messageName) => {
        const messagesList = p2pMessagesMap.get(messageName);
        if (!messagesList) return; // Should not happen.
        const messages = messagesList.getMessages();
        if (!messages.length) return; // No messages to process for this name.
        messages.forEach((message) => {
          const messageData = message.getData();
          const messageSender = message.getSender();
          if (gdjs.multiplayer.isReadyToSendOrReceiveGameUpdateMessages()) {
            runtimeScene.getGame().updateFromNetworkSyncData(messageData, {});
          } else {
            // If the game is not ready to receive game update messages, we need to save the data for later use.
            // This can happen when joining a game that is already running.
            debugLogger.info(`Saving game update message for later use.`);
            lastReceivedGameSyncDataUpdates.store(messageData);
            return;
          }

          // If we are are the host,
          // we need to relay the game update to others except the player who sent the update message.
          if (gdjs.multiplayer.isCurrentPlayerHost()) {
            const connectedPeerIds = gdjs.multiplayerPeerJsHelper.getAllPeers();
            // We don't need to send the message to the player who sent the update message.
            const otherPeerIds = connectedPeerIds.filter(
              (peerId) => peerId !== messageSender
            );

            sendDataTo(otherPeerIds, messageName, messageData);
          }
        });
      });
    };

    const handleSavedUpdateMessages = (runtimeScene: gdjs.RuntimeScene) => {
      // Reapply the game saved updates.