!747

m {
  p {
    makeAndroid3("Bot receiving bot.");
  }
  
  static synchronized S answer(S s, L<S> history) {
    new Matches m;
    
    if (match3("please start bot * with data *.", s, m)) {
      S botID = formatSnippetID(unquote(m.m[0]));
      S dataID = formatSnippetID(unquote(m.m[1]));
      return doIt(botID, dataID);
    }
      
    if (match3("please start bot * with no data.", s, m)) {
      S botID = formatSnippetID(unquote(m.m[0]));
      return doIt(botID, null);
    }
      
    if (match3("please start bot from data *.", s, m)) {
      S dataID = formatSnippetID(unquote(m.m[0]));
      S title = getSnippetTitle(dataID);
      if (!find3("zip of #*", title, m))
        fail("Bot ID not found in title: " + quote(title));
      S botID = formatSnippetID(unquote(m.m[0]));
      return doIt(botID, dataID);
    }
      
    return null;
  }
  
  static S doIt(S botID, S dataID) {
    print("Killing " + botID);
    killProgramID(botID);
    
    if (dataID == null) {
      print("Clearing data directory for " + botID);
      backupAndCleanProgramDir(botID);
    } else {
      print("Unpacking " + dataID + " for " + botID);
      unpackProgramData(botID, dataID);
    }
    
    print("Starting " + botID);
    nohupJavax("" + parseSnippetID(botID));
    
    return "All done.";
  }
  
  static void unpackProgramData(S botID, S dataID) {
    // TODO: check if the same data is there already,
    // then skip all this.
    
    if (sameSnippetID(dataID, "#1001471"))
      dataID = null;
    
    backupAndCleanProgramDir(botID);
    if (dataID != null)
      zip2dir(loadLibrary(dataID), new File(userHome()), "JavaX-Data/" + formatSnippetID(botID));
  }
}