aiogram/examples/finite_state_machine.py
Alex Root Junior f4ce4431f9
Migrate to hatchling (#1095)
* Migrate to hatchling instead of poetry, ruff instead of flake8

* Migrate to hatchling instead of poetry, ruff instead of flake8

* Update tests suite

* venv?

* -m venv?

* Change dependencies

* Remove venv

* Change mypy config

* Added changelog

* Mark uvloop incompatible with pypy

* Update release script

* Use internal caching for dependencies

* Re-disable cov branches

* Added contributing guide
2023-01-12 02:49:58 +02:00

133 lines
3.9 KiB
Python

import asyncio
import logging
import sys
from os import getenv
from typing import Any, Dict
from aiogram import Bot, Dispatcher, F, Router, html
from aiogram.filters import Command
from aiogram.fsm.context import FSMContext
from aiogram.fsm.state import State, StatesGroup
from aiogram.types import (
KeyboardButton,
Message,
ReplyKeyboardMarkup,
ReplyKeyboardRemove,
)
form_router = Router()
class Form(StatesGroup):
name = State()
like_bots = State()
language = State()
@form_router.message(Command(commands=["start"]))
async def command_start(message: Message, state: FSMContext) -> None:
await state.set_state(Form.name)
await message.answer(
"Hi there! What's your name?",
reply_markup=ReplyKeyboardRemove(),
)
@form_router.message(Command(commands=["cancel"]))
@form_router.message(F.text.casefold() == "cancel")
async def cancel_handler(message: Message, state: FSMContext) -> None:
"""
Allow user to cancel any action
"""
current_state = await state.get_state()
if current_state is None:
return
logging.info("Cancelling state %r", current_state)
await state.clear()
await message.answer(
"Cancelled.",
reply_markup=ReplyKeyboardRemove(),
)
@form_router.message(Form.name)
async def process_name(message: Message, state: FSMContext) -> None:
await state.update_data(name=message.text)
await state.set_state(Form.like_bots)
await message.answer(
f"Nice to meet you, {html.quote(message.text)}!\nDid you like to write bots?",
reply_markup=ReplyKeyboardMarkup(
keyboard=[
[
KeyboardButton(text="Yes"),
KeyboardButton(text="No"),
]
],
resize_keyboard=True,
),
)
@form_router.message(Form.like_bots, F.text.casefold() == "no")
async def process_dont_like_write_bots(message: Message, state: FSMContext) -> None:
data = await state.get_data()
await state.clear()
await message.answer(
"Not bad not terrible.\nSee you soon.",
reply_markup=ReplyKeyboardRemove(),
)
await show_summary(message=message, data=data, positive=False)
@form_router.message(Form.like_bots, F.text.casefold() == "yes")
async def process_like_write_bots(message: Message, state: FSMContext) -> None:
await state.set_state(Form.language)
await message.reply(
"Cool! I'm too!\nWhat programming language did you use for it?",
reply_markup=ReplyKeyboardRemove(),
)
@form_router.message(Form.like_bots)
async def process_unknown_write_bots(message: Message, state: FSMContext) -> None:
await message.reply("I don't understand you :(")
@form_router.message(Form.language)
async def process_language(message: Message, state: FSMContext) -> None:
data = await state.update_data(language=message.text)
await state.clear()
text = (
"Thank for all! Python is in my hearth!\nSee you soon."
if message.text.casefold() == "python"
else "Thank for information!\nSee you soon."
)
await message.answer(text)
await show_summary(message=message, data=data)
async def show_summary(message: Message, data: Dict[str, Any], positive: bool = True) -> None:
name = data["name"]
language = data.get("language", "<something unexpected>")
text = f"I'll keep in mind that, {html.quote(name)}, "
text += (
f"you like to write bots with {html.quote(language)}."
if positive
else "you don't like to write bots, so sad..."
)
await message.answer(text=text, reply_markup=ReplyKeyboardRemove())
async def main():
bot = Bot(token=getenv("TELEGRAM_TOKEN"), parse_mode="HTML")
dp = Dispatcher()
dp.include_router(form_router)
await dp.start_polling(bot)
if __name__ == "__main__":
logging.basicConfig(level=logging.INFO, stream=sys.stdout)
asyncio.run(main())