#!/usr/bin/env python3

import argparse

from typing import Any, Dict

usage = """print-events [options]

Prints out certain events received by the indicated bot or user matching the filter below.

Example: print-events

Specify your Zulip API credentials and server in a ~/.zuliprc file or using the options.
"""

import zulip

parser = zulip.add_default_arguments(argparse.ArgumentParser(usage=usage))
options = parser.parse_args()

client = zulip.init_from_options(options)

def print_event(event):
    # type: (Dict[str, Any]) -> None
    print(event)

# This is a blocking call, and will continuously poll for new events
# Note also the filter here is messages to the stream Denmark; if you
# don't specify event_types it'll print all events.
client.call_on_each_event(print_event, event_types=["message"], narrow=[["stream", "Denmark"]])
