回答編集履歴

  const type = request.events[0].source.type;

  if (type !== 'user') return; // user でなかったら無視。(follow とか考えると面倒なので)

  const contentsType = request.events[0].message.type;

  const userId = request.events[0].source.userId;

  const message = request.events[0].message.text;

  const botMessage = handleBook(userId,message);

  const delta = now - target / (1000 * 60);

  return delta > timeout;

  }

  const row = fetchRow(dat,0,uid);

  if(row.length < 0) {

  return undefined;

  const sheetName = "シート1";

  const sheet = SpreadsheetApp.getActive().getSheetByName(sheetName);

  const dat = sheet.getDataRange().getValues();

  const ans = getAnswer(message, previous);

  updateStatusForUser(sheet, dat, uid, ans.slice(1));

  return ans[0];

  }

  ```