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pyTelegramBotAPI/examples/asynchronous_telebot/custom_states.py
2022-01-24 22:38:35 +03:00

91 lines
3.0 KiB
Python

from telebot import asyncio_filters
from telebot.async_telebot import AsyncTeleBot
# list of storages, you can use any storage
from telebot.asyncio_storage import StateMemoryStorage
# new feature for states.
from telebot.asyncio_handler_backends import State, StatesGroup
# default state storage is statememorystorage
bot = AsyncTeleBot('TOKEN', state_storage=StateMemoryStorage())
# Just create different statesgroup
class MyStates(StatesGroup):
name = State() # statesgroup should contain states
surname = State()
age = State()
# set_state -> sets a new state
# delete_state -> delets state if exists
# get_state -> returns state if exists
@bot.message_handler(commands=['start'])
async def start_ex(message):
"""
Start command. Here we are starting state
"""
await bot.set_state(message.from_user.id, MyStates.name, message.chat.id)
await bot.send_message(message.chat.id, 'Hi, write me a name')
@bot.message_handler(state="*", commands='cancel')
async def any_state(message):
"""
Cancel state
"""
await bot.send_message(message.chat.id, "Your state was cancelled.")
await bot.delete_state(message.from_user.id, message.chat.id)
@bot.message_handler(state=MyStates.name)
async def name_get(message):
"""
State 1. Will process when user's state is MyStates.name.
"""
await bot.send_message(message.chat.id, f'Now write me a surname')
await bot.set_state(message.from_user.id, MyStates.surname, message.chat.id)
async with bot.retrieve_data(message.from_user.id, message.chat.id) as data:
data['name'] = message.text
@bot.message_handler(state=MyStates.surname)
async def ask_age(message):
"""
State 2. Will process when user's state is MyStates.surname.
"""
await bot.send_message(message.chat.id, "What is your age?")
await bot.set_state(message.from_user.id, MyStates.age, message.chat.id)
async with bot.retrieve_data(message.from_user.id, message.chat.id) as data:
data['surname'] = message.text
# result
@bot.message_handler(state=MyStates.age, is_digit=True)
async def ready_for_answer(message):
"""
State 3. Will process when user's state is MyStates.age.
"""
async with bot.retrieve_data(message.from_user.id, message.chat.id) as data:
await bot.send_message(message.chat.id, "Ready, take a look:\n<b>Name: {name}\nSurname: {surname}\nAge: {age}</b>".format(name=data['name'], surname=data['surname'], age=message.text), parse_mode="html")
await bot.delete_state(message.from_user.id, message.chat.id)
#incorrect number
@bot.message_handler(state=MyStates.age, is_digit=False)
async def age_incorrect(message):
"""
Will process for wrong input when state is MyState.age
"""
await bot.send_message(message.chat.id, 'Looks like you are submitting a string in the field age. Please enter a number')
# register filters
bot.add_custom_filter(asyncio_filters.StateFilter(bot))
bot.add_custom_filter(asyncio_filters.IsDigitFilter())
import asyncio
asyncio.run(bot.polling())