import tgl
import pprint
from functools import partial


our_id = 0
pp = pprint.PrettyPrinter(indent=4)

binlog_done = False;

def on_binlog_replay_end():
    binlog_done = True;

def on_get_difference_end():
    pass

def on_our_id(id):
    our_id = id
    return "Set ID: " + str(our_id) 

def msg_cb(success, msg):
    pp.pprint(success)
    pp.pprint(msg)

HISTORY_QUERY_SIZE = 100

def history_cb(msg_list, ptype, pid, success, msgs):
  print(len(msgs))
  msg_list.extend(msgs)
  print(len(msg_list))
  if len(msgs) == HISTORY_QUERY_SIZE:
    tgl.get_history(ptype, pid, len(msg_list), HISTORY_QUERY_SIZE, partial(history_cb, msg_list, ptype, pid));

def on_msg_receive(msg):
    if msg["out"] and not binlog_done:
      return;

    if msg["to"]["id"] == our_id: # direct message
      ptype = msg["from"]["type"]
      pid   = msg["from"]["id"]
    else: # chatroom
      ptype = msg["to"]["type"]
      pid   = msg["to"]["id"]

    pp.pprint(msg)

    text = msg["text"]

    if text.startswith("!ping"):
      print("SENDING PONG")
      tgl.send_msg(ptype, pid, "PONG!", msg_cb)

    if text.startswith("!loadhistory"):
      msg_list = []
      tgl.get_history_ext(ptype, pid, 0, HISTORY_QUERY_SIZE, partial(history_cb, msg_list, ptype, pid));

def on_secret_chat_update(peer, types):
    return "on_secret_chat_update"

def on_user_update():
    pass

def on_chat_update():
    pass

# Set callbacks
tgl.set_on_binlog_replay_end(on_binlog_replay_end)
tgl.set_on_get_difference_end(on_get_difference_end)
tgl.set_on_our_id(on_our_id)
tgl.set_on_msg_receive(on_msg_receive)
tgl.set_on_secret_chat_update(on_secret_chat_update)
tgl.set_on_user_update(on_user_update)
tgl.set_on_chat_update(on_chat_update)