Function handleGetChatMessages

src/node/handler/PadMessageHandler.ts:730–749

(socket:any, {data: {start, end}}:any)

 * @param message the message from the client
 */
const handleGetChatMessages = async (socket:any, {data: {start, end}}:any) => {
  if (!Number.isInteger(start)) throw new Error(`missing or invalid start: ${start}`);
  if (!Number.isInteger(end)) throw new Error(`missing or invalid end: ${end}`);
  const count = end - start;
  if (count < 0 || count > 100) throw new Error(`invalid number of messages: ${count}`);
  const {padId, author: authorId} = sessioninfos[socket.id];
  const pad = await padManager.getPad(padId, null, authorId);

  const chatMessages = await pad.getChatMessages(start, end);
  const infoMsg = {
    type: 'COLLABROOM',
    data: {
      type: 'CHAT_MESSAGES',
      messages: chatMessages,
    },
  };

  // send the messages back to the client
  socket.emit('message', infoMsg);
};

/**
 * Handles a handleSuggestUserName, that means a user have suggest a userName for a other user