Mengirim pesan Google Chat

/**
 * Sends an onboarding message when the Chat app is added to a space.
 *
 * @param {Object} req The request object from Google Workspace add-on.
 * @param {Object} res The response object from the Chat app.
 */
exports.cymbalApp = function cymbalApp(req, res) {
  const chatEvent = req.body.chat;
  // Send an onboarding message when added to a Chat space
  if (chatEvent.addedToSpacePayload) {
    res.json({ hostAppDataAction: { chatDataAction: { createMessageAction: { message: {
      text: 'Hi, Cymbal at your service. I help you manage your calendar' +
        'from Google Chat. Take a look at your schedule today by typing' +
        '`/checkCalendar`, or schedule a meeting with `/scheduleMeeting`. ' +
        'To learn what else I can do, type `/help`.'
    }}}}});
  }
};

from flask import Flask, request, json
app = Flask(__name__)

@app.route('/', methods=['POST'])
def cymbal_app():
  """Sends an onboarding message when the Chat app is added to a space.

  Returns:
    Mapping[str, Any]: The response object from the Chat app.
  """
  chat_event = request.get_json()["chat"]
  if "addedToSpacePayload" in chat_event:
    return json.jsonify({ "hostAppDataAction": { "chatDataAction": {
      "createMessageAction": { "message": {
        "text": 'Hi, Cymbal at your service. I help you manage your calendar' +
        'from Google Chat. Take a look at your schedule today by typing' +
        '`/checkCalendar`, or schedule a meeting with `/scheduleMeeting`. ' +
        'To learn what else I can do, type `/help`.'
      }}
    }}})

@SpringBootApplication
@RestController
public class App {
  public static void main(String[] args) {
    SpringApplication.run(App.class, args);
  }

  /*
   * Sends an onboarding message when the Chat app is added to a space.
   *
   * @return The response object from the Chat app.
   */
  @PostMapping("/")
  @ResponseBody
  public GenericJson onEvent(@RequestBody JsonNode event) throws Exception {
    JsonNode chatEvent = event.at("/chat");
    if(!chatEvent.at("/addedToSpacePayload").isEmpty()) {
      return new GenericJson() { {
        put("hostAppDataAction", new GenericJson() { {
          put("chatDataAction", new GenericJson() { {
            put("createMessageAction", new GenericJson() { {
              put("message", new Message().setText(
                "Hi, Cymbal at your service. I help you manage your calendar" +
                "from Google Chat. Take a look at your schedule today by typing" +
                "`/checkCalendar`, or schedule a meeting with `/scheduleMeeting`. " +
                "To learn what else I can do, type `/help`."
              ));
            } });
          } });
        } });
      } };
    }
  }
}

/**
 * Sends an onboarding message when the Chat app is added to a space.
 *
 * @param {Object} event The event object from Chat API.
 * @return {Object} Response from the Chat app.
 */
function onAddedToSpace(event) {
  return { hostAppDataAction: { chatDataAction: { createMessageAction: { message: {
    text: 'Hi, Cymbal at your service. I help you manage your calendar' +
          'from Google Chat. Take a look at your schedule today by typing' +
          '`/checkCalendar`, or schedule a meeting with `/scheduleMeeting`. ' +
          'To learn what else I can do, type `/help`.'
  }}}}};
}